Go terms map to parent GO term: GO:0022857   transmembrane transporter activity
GOID
Link to GO
Functional Category Description Protein Count
link to
protein list

GO:0008324 cation transmembrane transporter activity Catalysis of the transfer of cation from one side of the membrane to the other. 34
GO:0015574 trehalose transmembrane transporter activity Catalysis of the transfer of trehalose from one side of the membrane to the other. Trehalose is the disaccharide alpha-D-glucopyranosyl-alpha-D-glucopyranoside that acts of a reserve carbohydrate in certain fungi, algae and lichens. 33
GO:0046961 proton-transporting ATPase activity, rotational mechanism Catalysis of the transfer of protons from one side of a membrane to the other according to the reaction: ATP + H2O + H+(in) = ADP + phosphate + H+(out), by a rotational mechanism. 26
GO:0055056 D-glucose transmembrane transporter activity Catalysis of the transfer of the D-enantiomer of the hexose monosaccharide glucose from one side of the membrane to the other. 20
GO:0046933 proton-transporting ATP synthase activity, rotational mechanism Catalysis of the transfer of protons from one side of a membrane to the other according to the reaction: ADP + H2O + H+(in) = ATP + phosphate + H+(out), by a rotational mechanism. 18
GO:0005315 inorganic phosphate transmembrane transporter activity Catalysis of the transfer of a inorganic phosphate from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. 18
GO:0005254 chloride channel activity Catalysis of facilitated diffusion of a chloride (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 17
GO:0005261 cation channel activity Catalysis of the energy-independent passage of cations across a lipid bilayer down a concentration gradient. 17
GO:0015179 L-amino acid transmembrane transporter activity Catalysis of the transfer of an L-amino acid from one side of a membrane to the other. L-amino acids are the L-enantiomers of amino acids. 16
GO:0005245 voltage-gated calcium channel activity Catalysis of the transmembrane transfer of a calcium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 16
GO:0015297 antiporter activity Enables the active transport of a solute across a membrane by a mechanism whereby two or more species are transported in opposite directions in a tightly coupled process not directly linked to a form of energy other than chemiosmotic energy. The reaction is: solute A(out) + solute B(in) = solute A(in) + solute B(out). 15
GO:0008553 hydrogen-exporting ATPase activity, phosphorylative mechanism Catalysis of the transfer of protons from one side of a membrane to the other according to the reaction: ATP + H2O + H+(in) -> ADP + phosphate + H+(out). These transporters use a phosphorylative mechanism, which have a phosphorylated intermediate state during the ion transport cycle. 14
GO:0015116 sulfate transmembrane transporter activity Catalysis of the transfer of sulfate ions, SO4(2-), from one side of a membrane to the other. 14
GO:0042626 ATPase activity, coupled to transmembrane movement of substances Catalysis of the reaction: ATP + H2O = ADP + phosphate, to directly drive the active transport of a substance across a membrane. 13
GO:0015291 secondary active transmembrane transporter activity Catalysis of the transfer of a solute from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. 13
GO:0005332 gamma-aminobutyric acid:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: gamma-aminobutyric acid(out) + Na+(out) = gamma-aminobutyric acid(in) + Na+(in). 12
GO:0004129 cytochrome-c oxidase activity Catalysis of the reaction: 4 ferrocytochrome c + O2 + 4 H+ = 4 ferricytochrome c + 2 H2O. 12
GO:0015114 phosphate ion transmembrane transporter activity Catalysis of the transfer of phosphate (PO4 3-) ions from one side of a membrane to the other. 12
GO:0015277 kainate selective glutamate receptor activity An ionotropic glutamate receptor activity that exhibits fast gating by glutamate, acts by opening a cation channel permeable to sodium and potassium, and for which kainate is an agonist. 12
GO:0015175 neutral amino acid transmembrane transporter activity Catalysis of the transfer of neutral amino acids from one side of a membrane to the other. Neutral amino acids have a pH of 7. 11
GO:0005251 delayed rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by a delayed rectifying voltage-gated channel. A delayed rectifying current-voltage relation is one where channel activation kinetics are time-dependent, and activation is slow. 11
GO:0015117 thiosulfate transmembrane transporter activity Catalysis of the transfer of thiosulfate ions, S2O3(2-), from one side of a membrane to the other. 11
GO:0005219 ryanodine-sensitive calcium-release channel activity Catalysis of the transmembrane transfer of a calcium ion by a channel that opens when a ryanodine class ligand has been bound by the channel complex or one of its constituent parts. 10
GO:0004889 acetylcholine-activated cation-selective channel activity Catalysis of the transmembrane transfer of a cation by a channel that opens upon binding acetylcholine. 9
GO:0015187 glycine transmembrane transporter activity Catalysis of the transfer of glycine from one side of a membrane to the other. Glycine is aminoethanoic acid. 9
GO:0005262 calcium channel activity Catalysis of facilitated diffusion of a calcium ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 9
GO:0046943 carboxylic acid transmembrane transporter activity Catalysis of the transfer of carboxylic acids from one side of the membrane to the other. Carboxylic acids are organic acids containing one or more carboxyl (COOH) groups or anions (COO-). 9
GO:0008504 monoamine transmembrane transporter activity Catalysis of the transfer of monoamines, organic compounds that contain one amino group that is connected to an aromatic ring by an ethylene group (-CH2-CH2-), from one side of the membrane to the other. 9
GO:0015271 outward rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an outwardly-rectifying voltage-gated channel. An outwardly rectifying current-voltage relation is one where at any given driving force the outward flow of K+ ions exceeds the inward flow for the opposite driving force. 9
GO:0015140 malate transmembrane transporter activity Catalysis of the transfer of malate from one side of the membrane to the other. Malate is a chiral hydroxydicarboxylic acid, hydroxybutanedioic acid. The (+) enantiomer is an important intermediate in metabolism as a component of both the TCA cycle and the glyoxylate cycle. 9
GO:0005223 intracellular cGMP activated cation channel activity Catalysis of the transmembrane transfer of a cation by a channel that opens when intracellular cGMP has been bound by the channel complex or one of its constituent parts. 9
GO:0004971 alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate selective glutamate receptor activity An ionotropic glutamate receptor activity that exhibits fast gating by glutamate and acts by opening a cation channel permeable to sodium, potassium, and, in the absence of a GluR2 subunit, calcium. 9
GO:0005242 inward rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an inwardly-rectifying voltage-gated channel. An inwardly rectifying current-voltage relation is one where at any given driving force the inward flow of K+ ions exceeds the outward flow for the opposite driving force. The inward-rectification is due to a voltage-dependent block of the channel pore by a specific ligand or ligands, and as a result the macroscopic conductance depends on the difference between membrane voltage and the K+ equilibrium potential rather than on membrane voltage itself. 8
GO:0015141 succinate transmembrane transporter activity Catalysis of the transfer of succinate, the dianion of ethane dicarboxylic acid, from one side of the membrane to the other. 8
GO:0015078 hydrogen ion transmembrane transporter activity Catalysis of the transfer of hydrogen ions from one side of a membrane to the other. 8
GO:0005249 voltage-gated potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 8
GO:0022891 substrate-specific transmembrane transporter activity Enables the transfer of a specific substance or group of related substances from one side of a membrane to the other. 8
GO:0005388 calcium-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Ca2+(cis) = ADP + phosphate + Ca2+(trans). 8
GO:0005313 L-glutamate transmembrane transporter activity Catalysis of the transfer of L-glutamate from one side of a membrane to the other. L-glutamate is the anion of 2-aminopentanedioic acid. 8
GO:0005460 UDP-glucose transmembrane transporter activity Catalysis of the transfer of a UDP-glucose from one side of the membrane to the other. UDP-glucose is a substance composed of glucose in glycosidic linkage with uridine diphosphate. 7
GO:0048763 calcium-induced calcium release activity Release of calcium ions from an intracellular vesicle on induction by increased calcium concentration. 7
GO:1901618 organic hydroxy compound transmembrane transporter activity Catalysis of the transfer of organic hydroxy compound from one side of the membrane to the other. 7
GO:0005471 ATP:ADP antiporter activity Catalysis of the reaction: ATP(out) + ADP(in) = ATP(in) + ADP(out). 7
GO:0005310 dicarboxylic acid transmembrane transporter activity Catalysis of the transfer of dicarboxylic acids from one side of the membrane to the other. A dicarboxylic acid is an organic acid with two COOH groups. 7
GO:0005351 sugar:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: sugar(out) + H+(out) = sugar(in) + H+(in). 7
GO:0015207 adenine transmembrane transporter activity Catalysis of the transfer of adenine, 6-aminopurine, from one side of a membrane to the other. 6
GO:0005347 ATP transmembrane transporter activity Catalysis of the transfer of ATP, adenosine triphosphate, from one side of a membrane to the other. 6
GO:0005244 voltage-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a voltage-gated channel. An ion is an atom or group of atoms carrying an electric charge by virtue of having gained or lost one or more electrons. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 6
GO:0015075 ion transmembrane transporter activity Catalysis of the transfer of an ion from one side of a membrane to the other. 6
GO:0015319 sodium:inorganic phosphate symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + inorganic phosphate(out) = Na+(in) + inorganic phosphate(in). 6
GO:0005457 GDP-fucose transmembrane transporter activity Catalysis of the transfer of a GDP-fucose from one side of the membrane to the other. GDP-fucose is a substance composed of fucose in glycosidic linkage with guanosine diphosphate. 6
GO:0005243 gap junction channel activity A wide pore channel activity that enables a direct cytoplasmic connection from one cell to an adjacent cell. The gap junction can pass large solutes as well as electrical signals between cells. Gap junctions consist of two gap junction hemi-channels, or connexons, one contributed by each membrane through which the gap junction passes. 6
GO:0015101 organic cation transmembrane transporter activity Catalysis of the transfer of organic cations from one side of a membrane to the other. Organic cations are atoms or small molecules with a positive charge that contain carbon in covalent linkage. 6
GO:0015108 chloride transmembrane transporter activity Catalysis of the transfer of chloride ions from one side of a membrane to the other. 6
GO:0034041 sterol-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + sterol(in) = ADP + phosphate + sterol(out). 6
GO:0016933 extracellular-glycine-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when extracellular glycine has been bound by the channel complex or one of its constituent parts. 6
GO:0016934 extracellular-glycine-gated chloride channel activity Catalysis of the transmembrane transfer of a chloride ion by a channel that opens when extracellular glycine has been bound by the channel complex or one of its constituent parts. 6
GO:0015410 manganese-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Mn2+(out) = ADP + phosphate + Mn2+(in). 6
GO:0008509 anion transmembrane transporter activity Catalysis of the transfer of a negatively charged ion from one side of a membrane to the other. 6
GO:0015301 anion:anion antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: anion A(out) + anion B(in) = anion A(in) + anion B(out). 6
GO:0015189 L-lysine transmembrane transporter activity Catalysis of the transfer of L-lysine from one side of a membrane to the other. L-lysine is 2,6-diaminohexanoic acid. 6
GO:0005459 UDP-galactose transmembrane transporter activity Catalysis of the transfer of a UDP-galactose from one side of the membrane to the other. UDP-galactose is a substance composed of galactose in glycosidic linkage with uridine diphosphate. 6
GO:0015385 sodium:hydrogen antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + H+(in) = Na+(in) + H+(out). 5
GO:0008514 organic anion transmembrane transporter activity Catalysis of the transfer of organic anions from one side of a membrane to the other. Organic anions are atoms or small molecules with a negative charge which contain carbon in covalent linkage. 5
GO:0015562 efflux transmembrane transporter activity Catalysis of the transfer of a specific substance or related group of substances from the inside of the cell to the outside of the cell across a membrane. 5
GO:0005333 norepinephrine transmembrane transporter activity Catalysis of the transfer of norepinephrine from one side of the membrane to the other. Norepinephrine (3,4-dihydroxyphenyl-2-aminoethanol) is a hormone secreted by the adrenal medulla and a neurotransmitter in the sympathetic peripheral nervous system and in some tracts of the CNS. It is also the biosynthetic precursor of epinephrine. 5
GO:0015181 arginine transmembrane transporter activity Catalysis of the stereospecific transfer of arginine, 2-amino-5-guanidinopentanoic acid, across a biological membrane. 5
GO:0005229 intracellular calcium activated chloride channel activity Catalysis of the transmembrane transfer of chloride by a channel that opens in response to stimulus by a calcium ion or ions. Transport by a channel involves catalysis of facilitated diffusion of a solute (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel, without evidence for a carrier-mediated mechanism. 5
GO:0015250 water channel activity Transport systems of this type catalyze facilitated diffusion of water (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 5
GO:0005314 high-affinity glutamate transmembrane transporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: glutamate(out) + H+(out) = glutamate(in) + H+(in). 5
GO:0005458 GDP-mannose transmembrane transporter activity Catalysis of the transfer of a GDP-mannose from one side of the membrane to the other. GDP-mannose is a substance composed of mannose in glycosidic linkage with guanosine diphosphate. 5
GO:0015437 lipopolysaccharide-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + lipopolysaccharide(in) = ADP + phosphate + lipopolysaccharide(out). 5
GO:0015131 oxaloacetate transmembrane transporter activity Catalysis of the transfer of oxaloacetate, the anion of oxobutanedioic acid, from one side of the membrane to the other. 5
GO:0005330 dopamine:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: dopamine(out) + Na+(out) = dopamine(in) + Na+(in). 5
GO:0015168 glycerol transmembrane transporter activity Catalysis of the transfer of glycerol from one side of the membrane to the other. Glycerol is 1,2,3-propanetriol, a sweet, hygroscopic, viscous liquid, widely distributed in nature as a constituent of many lipids. 5
GO:0034040 lipid-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + lipid(in) = ADP + phosphate + lipid(out). 5
GO:0008525 phosphatidylcholine transporter activity Enables the directed movement of phosphatidylcholine into, out of or within a cell, or between cells. Phosphatidylcholine refers to a class of glycerophospholipids in which the phosphatidyl group is esterified to the hydroxyl group of choline. 5
GO:0015085 calcium ion transmembrane transporter activity Catalysis of the transfer of calcium (Ca) ions from one side of a membrane to the other. 5
GO:0015226 carnitine transmembrane transporter activity Enables the directed movement of carnitine across a membrane. Carnitine is a compound that participates in the transfer of acyl groups across the inner mitochondrial membrane. 5
GO:0005452 inorganic anion exchanger activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: inorganic anion A(out) + inorganic anion B(in) = inorganic anion A(in) + inorganic anion B(out). 5
GO:0015269 calcium-activated potassium channel activity Catalysis of the calcium concentration-regulatable energy-independent passage of potassium ions across a lipid bilayer down a concentration gradient. 5
GO:0015578 mannose transmembrane transporter activity Catalysis of the transfer of mannose from one side of the membrane to the other. Mannose is the aldohexose manno-hexose, the C-2 epimer of glucose. The D-(+)-form is widely distributed in mannans and hemicelluloses and is of major importance in the core oligosaccharide of N-linked oligosaccharides of glycoproteins. 5
GO:0015183 L-aspartate transmembrane transporter activity Catalysis of the transfer of L-aspartate from one side of a membrane to the other. L-aspartate is the anion derived from aspartic acid. 4
GO:0005353 fructose transmembrane transporter activity Catalysis of the transfer of fructose from one side of the membrane to the other. Fructose exists in a open chain form or as a ring compound. D-fructose is the sweetest of the sugars and is found free in a large number of fruits and honey. 4
GO:0015125 bile acid transmembrane transporter activity Catalysis of the transfer of bile acid from one side of the membrane to the other. Bile acids are any of a group of steroid carboxylic acids occurring in bile, where they are present as the sodium salts of their amides with glycine or taurine. 4
GO:0046873 metal ion transmembrane transporter activity Catalysis of the transfer of metal ions from one side of a membrane to the other. 4
GO:0005391 sodium:potassium-exchanging ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Na+(in) + K+(out) = ADP + phosphate + Na+(out) + K+(in). 4
GO:0005338 nucleotide-sugar transmembrane transporter activity Catalysis of the transfer of a nucleotide-sugar from one side of the membrane to the other. A nucleotide-sugar is any nucleotide in which the distal phosphoric residue of a nucleoside 5'-diphosphate is in glycosidic linkage with a monosaccharide or monosaccharide derivative. 4
GO:0015171 amino acid transmembrane transporter activity Catalysis of the transfer of amino acids from one side of a membrane to the other. Amino acids are organic molecules that contain an amino group and a carboxyl group. 4
GO:0000064 L-ornithine transmembrane transporter activity Catalysis of the transfer of L-ornithine from one side of a membrane to the other. L-ornithine is 2,5-diaminopentanoic acid. 4
GO:0005464 UDP-xylose transmembrane transporter activity Catalysis of the transfer of UDP-xylose from one side of the membrane to the other. UDP-xylose is a substance composed of xylose in glycosidic linkage with uridine diphosphate. 4
GO:0005216 ion channel activity Catalysis of facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 4
GO:0005461 UDP-glucuronic acid transmembrane transporter activity Catalysis of the transfer of a UDP-glucuronic acid from one side of the membrane to the other. UDP-glucuronic acid is a substance composed of glucuronic acid in glycosidic linkage with uridine diphosphate. 4
GO:0015136 sialic acid transmembrane transporter activity Catalysis of the transfer of sialic acid from one side of the membrane to the other. 4
GO:0005366 myo-inositol:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: myo-inositol(out) + H+(out) = myo-inositol(in) + H+(in). 4
GO:0015095 magnesium ion transmembrane transporter activity Catalysis of the transfer of magnesium (Mg) ions from one side of a membrane to the other. 4
GO:0008332 low voltage-gated calcium channel activity Catalysis of the transmembrane transfer of a calcium ion by a low voltage-gated channel. A low voltage-gated channel is a channel whose open state is dependent on low voltage across the membrane in which it is embedded. 4
GO:0015105 arsenite transmembrane transporter activity Catalysis of the transfer of arsenite from one side of a membrane to the other. 4
GO:0017077 oxidative phosphorylation uncoupler activity Catalysis of the transfer of protons from mitochondrial intermembrane space into mitochondrial matrix, dissipating the proton gradient across the mitochondrial inner membrane established by the electron transport chain during the oxidative phosphorylation (proton leak). Proton leak uncouples the processes of electron transport/proton generation and ATP synthesis. 4
GO:0019531 oxalate transmembrane transporter activity Catalysis of the transfer of oxalate from one side of the membrane to the other. Oxalate, or ethanedioic acid, occurs in many plants and is highly toxic to animals. 4
GO:0008331 high voltage-gated calcium channel activity Catalysis of the transmembrane transfer of a calcium ion by a high voltage-gated channel. A high voltage-gated channel is a channel whose open state is dependent on high voltage across the membrane in which it is embedded. 4
GO:0005462 UDP-N-acetylglucosamine transmembrane transporter activity Catalysis of the transfer of a UDP-N-acetylglucosamine from one side of the membrane to the other. N-acetylglucosamine is a substance composed of N-acetylglucosamine, a common structural unit of oligosaccharides, in glycosidic linkage with uridine diphosphate. 4
GO:0005222 intracellular cAMP activated cation channel activity Catalysis of the transmembrane transfer of a cation by a channel that opens when intracellular cAMP has been bound by the channel complex or one of its constituent parts. 4
GO:0005267 potassium channel activity Catalysis of facilitated diffusion of a potassium ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 4
GO:0008121 ubiquinol-cytochrome-c reductase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: CoQH2 + 2 ferricytochrome c = CoQ + 2 ferrocytochrome c + 2 H+. 4
GO:0008308 voltage-gated anion channel activity Catalysis of the transmembrane transfer of an anion by a voltage-gated channel. An anion is a negatively charged ion. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 4
GO:0051739 ammonia transmembrane transporter activity Enables the directed movement of ammonia from one side of the membrane to the other. 4
GO:0015321 sodium-dependent phosphate transmembrane transporter activity Catalysis of the transfer of phosphate (PO4 3-) ions from one side of a membrane to the other, requiring sodium ions. 4
GO:0050833 pyruvate transmembrane transporter activity Catalysis of the transfer of pyruvate, 2-oxopropanoate, from one side of the membrane to the other. 4
GO:0072320 volume-sensitive chloride channel activity Catalysis of the transmembrane transfer of a chloride ion by a volume-sensitive channel. A volume-sensitive channel is a channel that responds to changes in the volume of a cell. 4
GO:0005234 extracellular-glutamate-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when extracellular glutamate has been bound by the channel complex or one of its constituent parts. 4
GO:0015192 L-phenylalanine transmembrane transporter activity Catalysis of the transfer of L-phenylalanine from one side of a membrane to the other. L-phenylalanine is 2-amino-3-phenylpropanoic acid. 3
GO:0001761 beta-alanine transmembrane transporter activity Catalysis of the transfer of beta-alanine from one side of a membrane to the other. Beta-alanine is 3-aminopropanoic acid. 3
GO:0015450 P-P-bond-hydrolysis-driven protein transmembrane transporter activity Primary active carrier-mediated transport of a protein across a membrane, driven by the hydrolysis of the diphosphate bond of inorganic pyrophosphate, ATP, or another nucleoside triphosphate. The transport protein may or may not be transiently phosphorylated, but the substrate is not phosphorylated. 3
GO:0015651 quaternary ammonium group transmembrane transporter activity Catalysis of the transfer of quaternary ammonium groups from one side of a membrane to the other. Quaternary ammonium groups are any compound that can be regarded as derived from ammonium hydroxide or an ammonium salt by replacement of all four hydrogen atoms of the NH4+ ion by organic groups. 3
GO:0005308 creatine transmembrane transporter activity Enables the directed movement of creatine across a membrane. Creatine is a compound synthesized from the amino acids arginine, glycine, and methionine that occurs in muscle. 3
GO:0015196 L-tryptophan transmembrane transporter activity Catalysis of the transfer of L-tryptophan from one side of a membrane to the other. Tryptophan is 2-amino-3-(1H-indol-3-yl)propanoic acid. 3
GO:0015222 serotonin transmembrane transporter activity Catalysis of the transfer of serotonin from one side of the membrane to the other. Serotonin (5-hydroxytryptamine) is a monoamine neurotransmitter occurring in the peripheral and central nervous systems. 3
GO:0019829 cation-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + cation(out) = ADP + phosphate + cation(in). 3
GO:0015386 potassium:hydrogen antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: K+(in) + H+(out) = K+(out) + H+(in). 3
GO:0010329 auxin efflux transmembrane transporter activity Catalysis of the transfer of auxin, from one side of a membrane to the other, out of a cell. 3
GO:0046964 3'-phosphoadenosine 5'-phosphosulfate transmembrane transporter activity Catalysis of the transfer of 3'-phosphoadenosine 5'-phosphosulfate, a naturally occurring mixed anhydride synthesized from adenosine 5'-phosphosulfate, from one side of a membrane to the other. 3
GO:0015279 store-operated calcium channel activity A ligand-gated ion channel activity which transports calcium in response to emptying of intracellular calcium stores. 3
GO:0005289 high affinity arginine transmembrane transporter activity Catalysis of the transfer of arginine from one side of a membrane to the other. In high affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations. 3
GO:0015086 cadmium ion transmembrane transporter activity Catalysis of the transfer of cadmium (Cd) ions from one side of a membrane to the other. 3
GO:0015193 L-proline transmembrane transporter activity Catalysis of the transfer of L-proline from one side of a membrane to the other. L-proline is pyrrolidine-2-carboxylic acid. 3
GO:1901677 phosphate transmembrane transporter activity Catalysis of the transfer of phosphate from one side of the membrane to the other. 3
GO:0015190 L-leucine transmembrane transporter activity Catalysis of the transfer of L-leucine from one side of a membrane to the other. L-leucine is 2-amino-4-methylpentanoic acid. 3
GO:0015276 ligand-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when a specific ligand has been bound by the channel complex or one of its constituent parts. 3
GO:0015204 urea transmembrane transporter activity Enables the directed movement of urea cross a membrane into, out of or within a cell, or between cells. Urea is the water soluble compound H2N-CO-NH2. 3
GO:0015142 tricarboxylic acid transmembrane transporter activity Catalysis of the transfer of tricarboxylic acids from one side of the membrane to the other. Tricarboxylic acid are organic acids with three COOH groups. 3
GO:0005456 CMP-N-acetylneuraminate transmembrane transporter activity Catalysis of the transfer of a CMP-N-acetylneuraminate from one side of the membrane to the other. 3
GO:0008068 extracellular-glutamate-gated chloride channel activity Catalysis of the transmembrane transfer of a chloride ion by a channel that opens when extracellular glutamate has been bound by the channel complex or one of its constituent parts. 3
GO:0005371 tricarboxylate secondary active transmembrane transporter activity Catalysis of the transfer of tricarboxylate from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. 3
GO:0015077 monovalent inorganic cation transmembrane transporter activity Catalysis of the transfer of a inorganic cations with a valency of one from one side of a membrane to the other. Inorganic cations are atoms or small molecules with a positive charge that do not contain carbon in covalent linkage. 3
GO:0015220 choline transmembrane transporter activity Catalysis of the transfer of choline from one side of the membrane to the other. Choline (2-hydroxyethyltrimethylammonium) is an amino alcohol that occurs widely in living organisms as a constituent of certain types of phospholipids and in the neurotransmitter acetylcholine. 3
GO:0005290 L-histidine transmembrane transporter activity Catalysis of the transfer of L-histidine from one side of a membrane to the other. L-histidine is 2-amino-3-(1H-imidazol-4-yl)propanoic acid. 3
GO:0015431 glutathione S-conjugate-exporting ATPase activity Catalysis of the reaction: ATP + H2O + glutathione S-conjugate(in) -> ADP + phosphate + glutathione S-conjugate(out). 3
GO:0015446 arsenite-transmembrane transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + arsenite(in) = ADP + phosphate + arsenite(out). 3
GO:0015238 drug transmembrane transporter activity Enables the directed movement of a drug from one side of a membrane to the other. A drug is any naturally occurring or synthetic substance, other than a nutrient, that, when administered or applied to an organism, affects the structure or functioning of the organism; in particular, any such substance used in the diagnosis, prevention, or treatment of disease. 3
GO:0008511 sodium:potassium:chloride symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + K+(out) + Cl-(out) = Na+(in) + K+(in) + Cl-(in). 3
GO:0015103 inorganic anion transmembrane transporter activity Catalysis of the transfer of inorganic anions from one side of a membrane to the other. Inorganic anions are atoms or small molecules with a negative charge which do not contain carbon in covalent linkage. 3
GO:0043855 cyclic nucleotide-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when a cyclic nucleotide has been bound by the channel complex or one of its constituent parts. 3
GO:0015517 galactose:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: galactose(out) + H+(out) = galactose(in) + H+(in). 3
GO:0005369 taurine:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: taurine(out) + Na+(out) = taurine(in) + Na+(in). 3
GO:0005248 voltage-gated sodium channel activity Catalysis of the transmembrane transfer of a sodium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 3
GO:0015227 acyl carnitine transmembrane transporter activity Enables the directed movement of acyl carnitine across a membrane. Acyl carnitine is the condensation product of a carboxylic acid and carnitine and is the transport form for a fatty acid crossing the mitochondrial membrane. 2
GO:0015079 potassium ion transmembrane transporter activity Catalysis of the transfer of potassium ions (K+) from one side of a membrane to the other. 2
GO:0071992 phytochelatin transmembrane transporter activity Enables the directed movement of a phytochelatin across a membrane into, out of or within a cell, or between cells. Phytochelatins are a group of peptides that bind metals (Cd, Zn, Cu, Pb, Hg) in thiolate coordination complexes. 2
GO:0005252 open rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an open rectifier voltage-gated channel. An open rectifier current-voltage relationship is one in which the direction of rectification depends on the external potassium ion concentration. 2
GO:0015172 acidic amino acid transmembrane transporter activity Catalysis of the transfer of acidic amino acids from one side of a membrane to the other. Acidic amino acids have a pH below 7. 2
GO:0046715 borate transmembrane transporter activity Catalysis of the transport of borate across a membrane against the concentration gradient. 2
GO:0005328 neurotransmitter:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: neurotransmitter(out) + Na+(out) = neurotransmitter(in) + Na+(in). 2
GO:0008559 xenobiotic-transporting ATPase activity Catalysis of the reaction: ATP + H2O + xenobiotic(in) = ADP + phosphate + xenobiotic(out). 2
GO:0015453 oxidoreduction-driven active transmembrane transporter activity Primary active transport of a solute across a membrane, driven by exothermic flow of electrons from a reduced substrate to an oxidized substrate. Primary active transport is catalysis of the transport of a solute across a membrane, up the solute's concentration gradient, by binding the solute and undergoing a series of conformational changes. Transport works equally well in either direction and is driven by a primary energy source. 2
GO:0005247 voltage-gated chloride channel activity Catalysis of the transmembrane transfer of a chloride ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 2
GO:0015252 hydrogen ion channel activity Catalysis of facilitated diffusion of a hydrogen ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 2
GO:0015288 porin activity Catalysis of the transfer of substances, sized less than 1000 Da, from one side of the membrane to the other. The transmembrane portions of porins consist exclusively of beta-strands which form a beta-barrel. They are found in the outer membranes of Gram-negative bacteria, mitochondria, plastids and possibly acid-fast Gram-positive bacteria. 2
GO:0015320 phosphate ion carrier activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: phosphate (cyt) + H+ (cyt) = phosphate (mitochondrion) + H+ (mitochondrion). 2
GO:0034658 isopropylmalate transmembrane transporter activity Catalysis of the transfer of isopropylmalate from one side of the membrane to the other. 2
GO:0060072 large conductance calcium-activated potassium channel activity Catalysis of the transmembrane transfer of potassium by a channel with a unit conductance of 100 to 220 picoSiemens that opens in response to stimulus by concerted actions of internal calcium ions and membrane potential. Large conductance calcium-activated potassium channels are less sensitive to calcium than are small or intermediate conductance calcium-activated potassium channels. Transport by a channel involves catalysis of facilitated diffusion of a solute (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel, without evidence for a carrier-mediated mechanism. 2
GO:0015215 nucleotide transmembrane transporter activity Catalysis of the transfer of a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate, from one side of a membrane to the other. 2
GO:0008900 hydrogen:potassium-exchanging ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + H+(in) + K+(out) = ADP + phosphate + H+(out) + K+(in). 2
GO:0030184 nitric oxide transmembrane transporter activity Enables the directed movement of nitric oxide, nitrogen monoxide, from one side of a membrane to the other. 2
GO:0015145 monosaccharide transmembrane transporter activity Catalysis of the transfer of a monosaccharide from one side of a membrane to the other. 2
GO:0035379 carbon dioxide transmembrane transporter activity Enables the transfer of carbon dioxide (CO2) from one side of a membrane to the other. 2
GO:0022843 voltage-gated cation channel activity Catalysis of the transmembrane transfer of a cation by a voltage-gated channel. A cation is a positively charged ion. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 2
GO:0005220 inositol 1,4,5-trisphosphate-sensitive calcium-release channel activity Catalysis of the transmembrane transfer of a calcium ion by a channel that opens when inositol 1,4,5-trisphosphate (IP3) has been bound by the channel complex or one of its constituent parts. 2
GO:0005430 synaptic vesicle amine transmembrane transporter activity Catalysis of the transfer of amines across synaptic vesicle membranes. 2
GO:0015121 phosphoenolpyruvate:phosphate antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: phosphoenolpyruvate(out) + phosphate(in) = phosphoenolpyruvate(in) + phosphate(out). 2
GO:0015519 D-xylose:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: D-xylose(out) + H+(out) = D-xylose(in) + H+(in). 2
GO:0005469 succinate:fumarate antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: succinate(out) + fumarate(in) = succinate(in) + fumarate(out). 2
GO:0008513 secondary active organic cation transmembrane transporter activity Catalysis of the transfer of organic cations from one side of the membrane to the other, up the solute's concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction. 2
GO:0005298 proline:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: proline(out) + Na+(out) = proline(in) + Na+(in). 2
GO:0022890 inorganic cation transmembrane transporter activity Catalysis of the transfer of inorganic cations from one side of a membrane to the other. Inorganic cations are atoms or small molecules with a positive charge that do not contain carbon in covalent linkage. 2
GO:0015200 methylammonium transmembrane transporter activity Enables the directed movement of methylammonium, CH3NH2, into, out of or within a cell, or between cells. 2
GO:0005342 organic acid transmembrane transporter activity Catalysis of the transfer of organic acids, any acidic compound containing carbon in covalent linkage, from one side of the membrane to the other. 2
GO:0005253 anion channel activity Catalysis of the energy-independent passage of anions across a lipid bilayer down a concentration gradient. 2
GO:0004970 ionotropic glutamate receptor activity Catalysis of the transmembrane transfer of an ion by a channel that opens when glutamate has been bound by the channel complex or one of its constituent parts. 2
GO:0005277 acetylcholine transmembrane transporter activity Catalysis of the transfer of acetylcholine from one side of the membrane to the other. Acetylcholine is an acetic acid ester of the organic base choline and functions as a neurotransmitter, released at the synapses of parasympathetic nerves and at neuromuscular junctions. 2
GO:0015379 potassium:chloride symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: K+(out) + Cl-(out) = K+(in) + Cl-(in). 2
GO:0015317 phosphate:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: phosphate(out) + H+(out) = phosphate(in) + H+(in). 2
GO:0071917 triose-phosphate transmembrane transporter activity Catalysis of the transfer of a triose phosphate from one side of a membrane to the other. 2
GO:0015405 P-P-bond-hydrolysis-driven transmembrane transporter activity Primary active transport of a solute across a membrane, driven by the hydrolysis of the diphosphate bond of inorganic pyrophosphate, ATP, or another nucleoside triphosphate. The transport protein may or may not be transiently phosphorylated, but the substrate is not phosphorylated. Primary active transport is catalysis of the transport of a solute across a membrane, up the solute's concentration gradient, by binding the solute and undergoing a series of conformational changes. Transport works equally well in either direction and is driven by a primary energy source. 2
GO:0008271 secondary active sulfate transmembrane transporter activity Catalysis of the secondary active transfer of sulfate from one side of the membrane to the other. Secondary active transport is catalysis of the transfer of a solute from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. 2
GO:0000227 oxaloacetate secondary active transmembrane transporter activity Catalysis of the transfer of oxaloacetate from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. 2
GO:0010290 chlorophyll catabolite transmembrane transporter activity Enables the directed movement of chlorophyll catabolites such as non-fluorescent chlorophyll catabolites (NCCs), from one side of the membrane to the other. 2
GO:0005381 iron ion transmembrane transporter activity Catalysis of the transfer of iron (Fe) ions from one side of a membrane to the other. 2
GO:0005343 organic acid:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: organic acid(out) + Na+(out) = organic acid(in) + Na+(in). 2
GO:0005307 choline:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: choline(out) + Na+(out) = choline(in) + Na+(in). 2
GO:0005375 copper ion transmembrane transporter activity Catalysis of the transfer of copper (Cu) ions from one side of a membrane to the other. 2
GO:0005432 calcium:sodium antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Ca2+(in) + Na+(out) = Ca2+(out) + Na+(in). 2
GO:0015421 oligopeptide-transporting ATPase activity Catalysis of the reaction: ATP + H2O + oligopeptide(out) = ADP + phosphate + oligopeptide(in). 2
GO:0015367 oxoglutarate:malate antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: oxoglutarate(out) + malate(in) = oxoglutarate(in) + malate(out). 2
GO:0015292 uniporter activity Catalysis of the transport of a single molecular species across a membrane; transport is independent of the movement of any other molecular species. 2
GO:0015381 high affinity sulfate transmembrane transporter activity Catalysis of the secondary active high affinity transfer of sulfate from one side of the membrane to the other. Secondary active transport is catalysis of the transfer of a solute from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by a chemiosmotic source of energy. Chemiosmotic sources of energy include uniport, symport or antiport. In high affinity transport the transporter is able to bind thesolute even if it is only present at very low concentrations. 1
GO:0005334 norepinephrine:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: norepinephrine(out) + Na+(out) = norepinephrine(in) + Na+(in). 1
GO:0022804 active transmembrane transporter activity Catalysis of the transfer of a specific substance or related group of substances from one side of a membrane to the other, up the solute's concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction. 1
GO:0004972 N-methyl-D-aspartate selective glutamate receptor activity An ionotropic glutamate receptor activity that exhibits slow gating by glutamate, acts by opening a nonselective cation channel, and can be activated by L-aspartate. 1
GO:0022820 potassium ion symporter activity Catalysis of the active transport of a potassium ion across a membrane by a mechanism whereby two or more species are transported together in the same direction in a tightly coupled process not directly linked to a form of energy other than chemiosmotic energy. 1
GO:0015591 D-ribose transmembrane transporter activity Catalysis of the transfer of D-ribose from one side of the membrane to the other. As beta-D-ribofuranose, D-ribose forms the glycose group of all ribonucleosides, ribonucleotides and ribonucleic acids, and also of ribose phosphates, various glycosides, some coenzymes and some forms of vitamin B12. 1
GO:0005309 creatine:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: creatine(out) + Na+(out) = creatine(in) + Na+(in). 1
GO:0005358 high-affinity hydrogen:glucose symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: glucose + H+ = glucose + H+. This activity is constitutive and therefore always present, regardless of demand. Symporter activity enables the active transport of a solute across a membrane by a mechanism whereby two or more species are transported together in the same direction in a tightly coupled process not directly linked to a form of energy other than chemiosmotic energy. In high affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations. 1
GO:0042887 amide transmembrane transporter activity Enables the directed movement of an amide, any compound containing one, two, or three acyl groups attached to a nitrogen atom, from one side of the membrane to the other. 1
GO:0044610 FMN transmembrane transporter activity Enables the directed movement of flavine mononucleotide (FMN) into, out of or within a cell, or between cells. 1
GO:0005231 excitatory extracellular ligand-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when a specific extracellular excitatory ligand has been bound by the channel complex or one of its constituent parts. Excitatory ligands, such as acetylcholine or glutamate, open cation-selective channels. 1
GO:0015295 solute:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: solute(out) + H+(out) = solute(in) + H+(in). 1
GO:0015093 ferrous iron transmembrane transporter activity Catalysis of the transfer of ferrous iron (Fe(II) or Fe2+) ions from one side of a membrane to the other. 1
GO:0005360 insulin-responsive hydrogen:glucose symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: glucose + H+ = glucose + H+, in response to a stimulus by insulin. Symporter activity enables the active transport of a solute across a membrane by a mechanism whereby two or more species are transported together in the same direction in a tightly coupled process not directly linked to a form of energy other than chemiosmotic energy. 1
GO:0005250 A-type (transient outward) potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an outwardly-rectifying voltage-gated channel that produces a transient outward current upon a step change in membrane potential. 1
GO:0008510 sodium:bicarbonate symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + HCO3-(out) = Na+(in) + HCO3-(in). 1
GO:0015211 purine nucleoside transmembrane transporter activity Catalysis of the transfer of a purine nucleoside, a purine base covalently bonded to a ribose or deoxyribose sugar, from one side of a membrane to the other. 1
GO:0015278 calcium-release channel activity Catalysis of the transmembrane transfer of a calcium ion by a channel that opens when a specific ligand has been bound by the channel complex or one of its constituent parts. 1
GO:0015467 G-protein activated inward rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an inwardly-rectifying voltage-gated channel, where the inward rectification is due to a voltage-dependent block of the channel pore by a G protein. An inwardly rectifying current-voltage relation is one where at any given driving force the inward flow of K+ ions exceeds the outward flow for the opposite driving force. 1
GO:0015149 hexose transmembrane transporter activity Catalysis of the transfer of a hexose sugar, a monosaccharide with 6 carbon atoms, from one side of a membrane to the other. 1
GO:0009679 hexose:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: hexose(out) + H+(out) = hexose(in) + H+(in). 1
GO:0005272 sodium channel activity Catalysis of facilitated diffusion of a sodium ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 1
GO:0015576 sorbitol transmembrane transporter activity Catalysis of the transfer of sorbitol from one side of the membrane to the other. Sorbitol, also known as glucitol, is the hexitol derived by the reduction of the aldehyde group of glucose. 1
GO:0015217 ADP transmembrane transporter activity Catalysis of the transfer of ADP, adenosine diphosphate, from one side of a membrane to the other. 1
GO:0080138 borate uptake transmembrane transporter activity Catalysis of the transfer of borate from the outside of a cell to the inside of the cell across a membrane. 1
GO:0005427 proton-dependent oligopeptide secondary active transmembrane transporter activity Catalysis of the transfer of a oligopeptide from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by proton movement. 1
GO:0070890 sodium-dependent L-ascorbate transmembrane transporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: L-ascorbate(out) + Na+(out) = L-ascorbate(in) + Na+(in). 1
GO:0008381 mechanically-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens in response to a mechanical stress. 1
GO:0015527 glycerol-phosphate:inorganic phosphate antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: glycerol phosphate(out) + inorganic phosphate(in) = glycerol phosphate(in) + inorganic phosphate(out). 1
GO:0015347 sodium-independent organic anion transmembrane transporter activity Catalysis of the transfer of organic anions from one side of a membrane to the other, in a sodium independent manner. 1
GO:0015389 pyrimidine- and adenine-specific:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: (pyrimidine nucleoside or adenine)(out) + Na+(out) = (pyrimidine nucleoside or adenine)(in) + Na+(in). 1
GO:0005436 sodium:phosphate symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + phosphate(out) = Na+(in) + phosphate(in). 1
GO:0015433 peptide antigen-transporting ATPase activity Catalysis of the reaction: peptide antigen(in) + ATP = peptide antigen(out) + ADP + phosphate. 1
GO:0035827 rubidium ion transmembrane transporter activity Catalysis of the transfer of rubidium ions (Rb+) from one side of a membrane to the other. 1
GO:0015501 glutamate:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: glutamate(out) + Na+(out) = glutamate(in) + Na+(in). 1
GO:0015333 peptide:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: peptide(out) + H+(out) = peptide(in) + H+(in). Catalysis of the transfer of a peptide from one side of a membrane to the other, up its concentration gradient. The transporter binds the solute and undergoes a series of conformational changes. Transport works equally well in either direction and is driven by hydrogen ion movement. 1
GO:0004008 copper-exporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Cu2+(in) -> ADP + phosphate + Cu2+(out). 1
GO:0010174 nucleoside transmembrane transporter activity, against a concentration gradient Catalysis of the transfer of a nucleoside, from one side of a membrane to the other, up a concentration gradient. 1
GO:0022839 ion gated channel activity Catalysis of the transmembrane transfer of a solute by a channel that opens in response to a specific ion stimulus. 1
GO:0015495 gamma-aminobutyric acid:hydrogen symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: gamma-aminobutyric acid(out) + H+(out) = gamma-aminobutyric acid(in) + H+(in). 1
GO:0005476 carnitine:acyl carnitine antiporter activity Catalysis of the reaction: carnitine (mitochondrial) + acyl carnitine (cytoplasm) = carnitine (cytoplasm) + acyl carnitine (mitochondrial). 1
GO:0005355 glucose transmembrane transporter activity Catalysis of the transfer of the hexose monosaccharide glucose from one side of the membrane to the other. 1
GO:0015272 ATP-activated inward rectifier potassium channel activity Catalysis of the transmembrane transfer of a potassium ion by an inwardly-rectifying voltage-gated channel, where the inward rectification is due to a voltage-dependent block of the channel pore by ATP. An inwardly rectifying current-voltage relation is one where at any given driving force the inward flow of K+ ions exceeds the outward flow for the opposite driving force. 1
GO:0042625 ATPase activity, coupled to transmembrane movement of ions Catalysis of the transfer of an ion from one side of a membrane to the other, driven by the reaction: ATP + H2O = ADP + phosphate. 1
GO:0009678 hydrogen-translocating pyrophosphatase activity Catalysis of the hydrolysis of pyrophosphate, which generates a proton motive force. 1
GO:0015619 thiamine pyrophosphate-transporting ATPase activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + thiamine pyrophosphate(out) = ADP + phosphate + thiamine pyrophosphate(in). 1
GO:0000295 adenine nucleotide transmembrane transporter activity Catalysis of the transfer of adenine nucleotides (AMP, ADP, and ATP) from one side of the membrane to the other. 1
GO:0086039 calcium-transporting ATPase activity involved in regulation of cardiac muscle cell membrane potential Catalysis of the transfer of a solute or solutes from one side of a cardiac muscle cell plasma membrane to the other according to the reaction: ATP + H2O + Ca2+(cis) = ADP + phosphate + Ca2+(trans). The transfer contributes to the regulation of the plasma membrane potential. 1
GO:0015115 silicate transmembrane transporter activity Catalysis of the transfer of silicates from one side of a membrane to the other. Silicates are the salts of silicic acids, and are usually composed of silicon and oxygen (Si[x]O[y]), one or more metals, and possibly hydrogen. Types of silicate include unisilicates, metasilicates and hydrous silicates. 1
GO:0015326 cationic amino acid transmembrane transporter activity Catalysis of the transfer of a positively charged amino acid from one side of the membrane to the other. 1
GO:0015254 glycerol channel activity Catalysis of facilitated diffusion of glycerol (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. 1
GO:0005329 dopamine transmembrane transporter activity Catalysis of the transfer of dopamine from one side of the membrane to the other. Dopamine is a catecholamine neurotransmitter and a metabolic precursor of noradrenaline and adrenaline. 1
GO:0015499 formate transmembrane transporter activity Catalysis of the transfer of formate from one side of the membrane to the other. Formate is also known as methanoate, the anion HCOO- derived from methanoic (formic) acid. 1
GO:0015230 FAD transmembrane transporter activity Enables the directed movement of flavin-adenine dinucleotide (FAD) across a membrane into, out of or within a cell, or between cells. FAD forms the coenzyme of the prosthetic group of various flavoprotein oxidoreductase enzymes, in which it functions as an electron acceptor by being reversibly converted to its reduced form. 1
GO:0015491 cation:cation antiporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: cation A(out) + cation B(in) = cation A(in) + cation B(out). 1
GO:0086089 voltage-gated potassium channel activity involved in atrial cardiac muscle cell action potential repolarization Catalysis of the transmembrane transfer of a potassium ion by a voltage-gated channel through the plasma membrane of an atrial cardiomyocyte contributing to the repolarization phase of an action potential. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. 1
GO:0015126 canalicular bile acid transmembrane transporter activity The directed movement of bile acid and bile salts out of a hepatocyte and into the bile canaliculus by means of an agent such as a transporter or pore. Bile canaliculi are the thin tubes formed by hepatocyte membranes. Bile acids are any of a group of steroid carboxylic acids occurring in bile, where they are present as the sodium salts of their amides with glycine or taurine. 1
GO:0015228 coenzyme A transmembrane transporter activity Enables the directed movement of coenzyme A across a membrane into, out of or within a cell, or between cells. Coenzyme A, 3'-phosphoadenosine-(5')diphospho(4')pantatheine, is an acyl carrier in many acylation and acyl-transfer reactions in which the intermediate is a thiol ester. 1
GO:0016286 small conductance calcium-activated potassium channel activity Catalysis of the transmembrane transfer of potassium by a channel with a unit conductance of 2 to 20 picoSiemens that opens in response to stimulus by internal calcium ions. Small conductance calcium-activated potassium channels are more sensitive to calcium than are large conductance calcium-activated potassium channels. Transport by a channel involves catalysis of facilitated diffusion of a solute (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel, without evidence for a carrier-mediated mechanism. 1
GO:0005335 serotonin:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: serotonin(out) + Na+(out) = serotonin(in) + Na+(in). 1
GO:0015293 symporter activity Enables the active transport of a solute across a membrane by a mechanism whereby two or more species are transported together in the same direction in a tightly coupled process not directly linked to a form of energy other than chemiosmotic energy. 1
GO:0015267 channel activity Catalysis of energy-independent facilitated diffusion, mediated by passage of a solute through a transmembrane aqueous pore or channel. Stereospecificity is not exhibited but this transport may be specific for a particular molecular species or class of molecules. 1
GO:0005385 zinc ion transmembrane transporter activity Catalysis of the transfer of zinc (Zn) ions from one side of a membrane to the other. 1
GO:0008028 monocarboxylic acid transmembrane transporter activity Catalysis of the transfer of monocarboxylic acids from one side of the membrane to the other. A monocarboxylic acid is an organic acid with one COOH group. 1
GO:0015129 lactate transmembrane transporter activity Catalysis of the transfer of lactate from one side of the membrane to the other. Lactate is 2-hydroxypropanoate, CH3-CHOH-COOH; L(+)-lactate is formed by anaerobic glycolysis in animal tissues, and DL-lactate is found in sour milk, molasses and certain fruit juices. 1
GO:0005227 calcium activated cation channel activity Catalysis of the calcium concentration-regulatable energy-independent passage of cations across a lipid bilayer down a concentration gradient. 1
GO:0005230 extracellular ligand-gated ion channel activity Catalysis of the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts. 1
GO:0005316 high affinity inorganic phosphate:sodium symporter activity Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: HPO42-(out) + Na+(out) = HPO42-(in) + Na+(in). 1
GO:0015106 bicarbonate transmembrane transporter activity Catalysis of the transfer of bicarbonate from one side of a membrane to the other. Bicarbonate is the hydrogencarbonate ion, HCO3-. 1
GO:0015266 protein channel activity Catalysis of energy-independent facilitated diffusion, mediated by passage of proteins through a transmembrane aqueous pore or channel. 1
GO:0015575 mannitol transmembrane transporter activity Catalysis of the transfer of mannitol from one side of the membrane to the other. Mannitol is the alditol derived from D-mannose by reduction of the aldehyde group. 1
GO:0080122 AMP transmembrane transporter activity Catalysis of the transfer of AMP, adenosine monophosphate, from one side of a membrane to the other. 1