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X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative

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Evolutionary classification of protein domain structures

alpha arraysalpha-helix arrays with mainly perpendicular helices

alpha bundlesalpha-helix bundles with mainly parallel helices

alpha superhelicesrepeating alpha-helix hairpins form a superhelix

alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain

alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix

X: Voltage-gated ion channels
H: Voltage-gated ion channels
T: Voltage-gated ion channels
F: Ion_trans_2

PF07885 CL0030

Representatives:

e1r3jC1[C:22-124] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Voltage-gated potassium channel ; ligands: DGA,F09,TL ; X-RAY DIFFRACTION 1.9Å

e1xl4A2[A:23-138] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

INWARD RECTIFIER POTASSIUM CHANNEL ; ligands: K,MG ; X-RAY DIFFRACTION 2.6Å

e1lnqA1[A:19-98] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

POTASSIUM CHANNEL RELATED PROTEIN ; X-RAY DIFFRACTION 3.3Å

e6qd2B2[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd2C2[C:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd2D1[D:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd3A1[A:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd3B1[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd3C1[C:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd3D1[D:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd4A2[A:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd4B2[B:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd4C2[C:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6qd4D2[D:1-217] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cyclic nucleotide-gated potassium channel mll3241 ; ligands: K ; ELECTRON MICROSCOPY

e6rv2B1[B:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,Y01 ; X-RAY DIFFRACTION 3.000Å

e6nfuC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: 1EM,F09,K ; X-RAY DIFFRACTION 2.09Å

e6rv2D1[D:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,Y01 ; X-RAY DIFFRACTION 3.000Å

e6rv3A2[A:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: DMU,K,KKQ,Y01 ; X-RAY DIFFRACTION 2.90Å

e6rv3B1[B:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: DMU,K,KKQ,Y01 ; X-RAY DIFFRACTION 2.90Å

e6rv3C1[C:144-258] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: DMU,K,KKQ,Y01 ; X-RAY DIFFRACTION 2.90Å

e6rv3D2[D:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: DMU,K,KKQ,Y01 ; X-RAY DIFFRACTION 2.90Å

e6rv4A2[A:144-258] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,KKZ,Y01 ; X-RAY DIFFRACTION 3.099Å

e6rv4B2[B:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,KKZ,Y01 ; X-RAY DIFFRACTION 3.099Å

e6rv4D2[D:144-261] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,KKZ,Y01 ; X-RAY DIFFRACTION 3.099Å

e6nfvC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: 1EM,F09,K ; X-RAY DIFFRACTION 2.13Å

e6pa0C1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: DGA,F09,NA ; X-RAY DIFFRACTION 2.05Å

e6rv2A1[A:144-257] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,Y01 ; X-RAY DIFFRACTION 3.000Å

e6rv2C1[C:144-257] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,Y01 ; X-RAY DIFFRACTION 3.000Å

e6rv4C1[C:144-257] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 3 ; ligands: K,KKZ,Y01 ; X-RAY DIFFRACTION 3.099Å

e6olyC2[C:22-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; X-RAY DIFFRACTION 3.112Å

e6olyA2[A:24-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; X-RAY DIFFRACTION 3.112Å

e6olyB2[B:23-103] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; X-RAY DIFFRACTION 3.112Å

e6olyD3[D:25-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; X-RAY DIFFRACTION 3.112Å

e6pisA1[A:182-284] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 4 ; ligands: K ; X-RAY DIFFRACTION 2.600Å

e6pisB2[B:182-284] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 4 ; ligands: K ; X-RAY DIFFRACTION 2.600Å

e6v01A2[A:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v01J2[J:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v01D2[D:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v01G2[G:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v36A1[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: K,UND ; X-RAY DIFFRACTION 3.40Å

e6v36B2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K ; X-RAY DIFFRACTION 3.40Å

e6v37A1[A:193-320] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K,Q6F ; X-RAY DIFFRACTION 2.80Å

e6v37B2[B:193-317] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,HEX,K,Q6F ; X-RAY DIFFRACTION 2.80Å

e6v3cA1[A:193-320] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,LNK,OCT ; X-RAY DIFFRACTION 3.51Å

e6v3cB1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,OCT ; X-RAY DIFFRACTION 3.51Å

e6v3iA2[A:193-320] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,HEX,K ; X-RAY DIFFRACTION 3.39Å

e6v3iB2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K ; X-RAY DIFFRACTION 3.39Å

e6ux7A1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6ux7C1[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6ux7B1[B:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6ux7D3[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxaA3[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxaC2[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxaB3[B:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxaD1[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxbA3[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxbC2[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxbB2[B:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6uxbD1[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u5rA2[A:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u5rC1[C:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u5rE3[E:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u5rG2[G:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u68A2[A:18-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u68B2[B:4-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u68C1[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u68D3[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6dA1[A:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: K ; ELECTRON MICROSCOPY

e6u6dC1[C:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: K ; ELECTRON MICROSCOPY

e6u6dE2[E:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: K ; ELECTRON MICROSCOPY

e6u6dG1[G:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: K ; ELECTRON MICROSCOPY

e6u6eA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6eD1[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6eB1[B:4-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6eC3[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6hA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6hC2[C:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6hB2[B:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6u6hD1[D:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ELECTRON MICROSCOPY

e6w0aC1[C:28-120] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,K ; X-RAY DIFFRACTION 3.2Å

e6w0bC1[C:28-120] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,K ; X-RAY DIFFRACTION 3.6Å

e6w0cC1[C:28-120] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,K ; X-RAY DIFFRACTION 3.5Å

e6w0dC1[C:28-120] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,K ; X-RAY DIFFRACTION 3.6Å

e6w0eC1[C:28-120] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,K ; X-RAY DIFFRACTION 3.5Å

e6w0fC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.4Å

e6w0gC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.6Å

e6w0hC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.6Å

e6w0iC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.3Å

e6w0jC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA ; X-RAY DIFFRACTION 2.5Å

e6wlvA2[A:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel TASK2 ; ligands: K ; ELECTRON MICROSCOPY

e6wlvB2[B:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel TASK2 ; ligands: K ; ELECTRON MICROSCOPY

e6wm0A1[A:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel TASK2 ; ligands: K ; ELECTRON MICROSCOPY

e6wm0B2[B:146-260] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel TASK2 ; ligands: K ; ELECTRON MICROSCOPY

e6ufeB1[B:23-114] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Transporter ; ligands: K,MPD ; X-RAY DIFFRACTION 1.20Å

e6ufeA1[A:23-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Transporter ; ligands: K,MPD ; X-RAY DIFFRACTION 1.20Å

e6u9pA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: HEZ,K ; X-RAY DIFFRACTION 1.65Å

e6u9tA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: HEZ,K ; X-RAY DIFFRACTION 1.55Å

e6u9yA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: HEZ,K ; X-RAY DIFFRACTION 1.80Å

e6u9zA1[A:18-99] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calcium-gated potassium channel MthK ; ligands: HEZ,K ; X-RAY DIFFRACTION 1.954Å

e6w7bA1[A:193-323] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: B7G,CD,D12,K ; X-RAY DIFFRACTION 3.88Å

e6w7cA1[A:193-323] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: B7G,CD,K ; X-RAY DIFFRACTION 3.4Å

e6w7dA2[A:193-324] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: K ; X-RAY DIFFRACTION 3.5Å

e6w7dB1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,LNK,OCT ; X-RAY DIFFRACTION 3.5Å

e6w7eA1[A:193-323] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: 1PE,CD,K,PIO,R16 ; X-RAY DIFFRACTION 3.29Å

e6w82A1[A:193-322] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: B7G,CD,D12,K ; X-RAY DIFFRACTION 3.6Å

e6w83A2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K ; X-RAY DIFFRACTION 3.9Å

e6w84A2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K ; X-RAY DIFFRACTION 3.7Å

e6w85A2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: D10,K,Q6F ; X-RAY DIFFRACTION 3.8Å

e6w86A2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: D12,K,OCT,Q6F ; X-RAY DIFFRACTION 3.3Å

e6w87A1[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: D10,K,OCT,Q6F ; X-RAY DIFFRACTION 3.2Å

e6w87B1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K,LNK,Q6F,R16,UND ; X-RAY DIFFRACTION 3.2Å

e6w88A2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K,LNK,Q6F,UND ; X-RAY DIFFRACTION 3.2Å

e6w8aA1[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: 16C,CD,K,LNK,Q6F,R16 ; X-RAY DIFFRACTION 3.0Å

e6w8cA2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: 11A,B7G,IEP,K,LNK,Q6F,R16 ; X-RAY DIFFRACTION 2.6Å

e6w8fA2[A:193-321] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: 16C,CD,K,LNK,Q6F,R16 ; X-RAY DIFFRACTION 3.4Å

e6w7bB2[B:193-314] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: K,OCT ; X-RAY DIFFRACTION 3.88Å

e6w7cB1[B:193-314] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: K,OCT ; X-RAY DIFFRACTION 3.4Å

e6w7eB2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K ; X-RAY DIFFRACTION 3.29Å

e6w82B2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: K ; X-RAY DIFFRACTION 3.6Å

e6w83B1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D10,K,R16 ; X-RAY DIFFRACTION 3.9Å

e6w84B1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D12,K ; X-RAY DIFFRACTION 3.7Å

e6w85B1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,Q6F ; X-RAY DIFFRACTION 3.8Å

e6w86B2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D10,K,OCT,Q6F,R16 ; X-RAY DIFFRACTION 3.3Å

e6w88B1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,D10,D12,K,OCT,Q6F,R16 ; X-RAY DIFFRACTION 3.2Å

e6w8aB1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,Q6F,R16 ; X-RAY DIFFRACTION 3.0Å

e6w8cB1[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: 11A,B7G,CD,D12,IEP,K,OCT,Q6F ; X-RAY DIFFRACTION 2.6Å

e6w8fB2[B:193-316] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel subfamily K member 2 ; ligands: CD,K,Q6F,R16 ; X-RAY DIFFRACTION 3.4Å

e6v8yB1[B:21-114] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: K,MPD,NA ; X-RAY DIFFRACTION 1.53Å

e6v8yA1[A:21-110] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: K,MPD,NA ; X-RAY DIFFRACTION 1.53Å

e7lj4B2[B:181-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: K ; X-RAY DIFFRACTION 2.782Å

e7lj4A2[A:181-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: CA,K ; X-RAY DIFFRACTION 2.782Å

e7lj5B1[B:181-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: K ; X-RAY DIFFRACTION 2.26Å

e7ljaB2[B:181-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: TL ; X-RAY DIFFRACTION 2.77Å

e7ljbA1[A:181-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: CA,K ; X-RAY DIFFRACTION 2.97Å

e7ljbB1[B:181-284] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: K ; X-RAY DIFFRACTION 2.97Å

e7lj5A2[A:181-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: CA,K ; X-RAY DIFFRACTION 2.26Å

e7ljaA1[A:181-286] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Isoform 2 of Potassium channel subfamily K member 4 ; ligands: CA,TL ; X-RAY DIFFRACTION 2.77Å

e7mhrC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.77Å

e7mdjC1[C:22-123] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 2.7Å

e7oouA1[A:20-110] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: ACT,CL,K,MPD,MRD ; X-RAY DIFFRACTION 1.80Å

e7ophA1[A:20-111] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,MRD ; X-RAY DIFFRACTION 1.42Å

e7oq1B1[B:21-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: ACT,K,MPD,NA ; X-RAY DIFFRACTION 1.85Å

e7oq2A1[A:21-111] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,NA ; X-RAY DIFFRACTION 1.70Å

e5bkiA1[A:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW ; ELECTRON MICROSCOPY

e5bkiC3[C:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW ; ELECTRON MICROSCOPY

e5bkiE2[E:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW ; ELECTRON MICROSCOPY

e5bkiG3[G:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW ; ELECTRON MICROSCOPY

e5bkjA2[A:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ1 ; ELECTRON MICROSCOPY

e5bkjC2[C:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ1 ; ELECTRON MICROSCOPY

e5bkjE2[E:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ1 ; ELECTRON MICROSCOPY

e5bkjG2[G:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ1 ; ELECTRON MICROSCOPY

e5bkkA3[A:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ4 ; ELECTRON MICROSCOPY

e5bkkC2[C:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ4 ; ELECTRON MICROSCOPY

e5bkkE2[E:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,YQ4 ; ELECTRON MICROSCOPY

e5bkkG2[G:20-102] Image Pymol Jmol Links: PDB, SCOP, CATH

Calcium-gated potassium channel MthK ; ligands: K,PGW,YQ4 ; ELECTRON MICROSCOPY

e7oorA1[A:19-110] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,MRD,NA ; X-RAY DIFFRACTION 1.47Å

e7ophB1[B:19-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,MRD ; X-RAY DIFFRACTION 1.42Å

e7oq1A1[A:19-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: ACT,CL,K,MPD,MRD,NA ; X-RAY DIFFRACTION 1.85Å

e7oq2B1[B:19-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,NA ; X-RAY DIFFRACTION 1.70Å

e7pa0B1[B:20-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: K,MPD,RB ; X-RAY DIFFRACTION 1.95Å

e7oorB1[B:20-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CL,K,MPD,MRD,NA ; X-RAY DIFFRACTION 1.47Å

e7oouB1[B:20-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: ACT,CL,K,MPD,MRD ; X-RAY DIFFRACTION 1.80Å

e7mhxC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA,DGA ; X-RAY DIFFRACTION 2.85Å

e7mjtC1[C:28-118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: BA ; X-RAY DIFFRACTION 3.30Å

e7mk6C1[C:28-118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; X-RAY DIFFRACTION 3.10Å

e7mubC1[C:28-118] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

pH-gated potassium channel KcsA ; ligands: K ; X-RAY DIFFRACTION 3.00Å

e7pa0A1[A:21-110] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: K,MPD,RB ; X-RAY DIFFRACTION 1.95Å

e8a7xB1[B:19-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CS,K,MPD ; X-RAY DIFFRACTION 2.1Å

e8ayqD1[D:19-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CA,MPD ; X-RAY DIFFRACTION 2.75Å

e8a35A1[A:20-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: MPD,RB ; X-RAY DIFFRACTION 2.05Å

e8a35B1[B:22-109] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: MPD,NA,RB ; X-RAY DIFFRACTION 2.05Å

e8a7xA1[A:21-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CS,K,MPD ; X-RAY DIFFRACTION 2.1Å

e8aypC1[C:21-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: MPD,RB ; X-RAY DIFFRACTION 2.098Å

e8aypD1[D:21-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: BA,MPD,RB ; X-RAY DIFFRACTION 2.098Å

e8ayqA1[A:20-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CA,CL,MPD,RB ; X-RAY DIFFRACTION 2.75Å

e8ayqB1[B:21-113] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: CA,CL,MPD,RB ; X-RAY DIFFRACTION 2.75Å

e8ayqC1[C:20-112] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: MPD,RB ; X-RAY DIFFRACTION 2.75Å

e8de7A1[A:193-301] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: K ; ELECTRON MICROSCOPY

e8de9A2[A:193-298] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: K,PEV ; ELECTRON MICROSCOPY

e8de9B1[B:193-297] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: K,PEV ; ELECTRON MICROSCOPY

e8de7B1[B:193-303] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: K,LMT ; ELECTRON MICROSCOPY

e8de8B1[B:193-315] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: D21,K ; ELECTRON MICROSCOPY

e8de8A1[A:193-315] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel, subfamily K, member 2a ; ligands: D21,K ; ELECTRON MICROSCOPY

e7sqwC1[C:22-124] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

KcsA potassium channel ; ligands: 1EM,F09,K ; X-RAY DIFFRACTION 3.21Å

e8aypA1[A:21-108] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: BA,MPD,RB ; X-RAY DIFFRACTION 2.098Å

e8aypB1[B:21-108] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium channel protein ; ligands: BA,MPD,RB ; X-RAY DIFFRACTION 2.098Å

e7xnnB2[B:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ligands: I0S,K ; ELECTRON MICROSCOPY

e7xnnC2[C:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ligands: I0S,K ; ELECTRON MICROSCOPY

e7xnnE2[E:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ligands: I0S,K ; ELECTRON MICROSCOPY

e7xnnG2[G:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ligands: I0S,K ; ELECTRON MICROSCOPY

e6uzzA2[A:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6uzzC2[C:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6uzzE2[E:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6uzzG2[G:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v00A2[A:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v00D2[D:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v00G2[G:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e6v00J2[J:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e7xniA2[A:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e7xniB2[B:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e7xniD2[D:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e7xniG2[G:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ELECTRON MICROSCOPY

e7xnkA2[A:260-351] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Potassium voltage-gated channel subfamily KQT member 1 ; ligands: I0S,K ; ELECTRON MICROSCOPY

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e1f6gA1[A:1-160] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

VOLTAGE-GATED POTASSIUM CHANNEL ; SOLUTION NMR

F: Unmapped domains

Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.

beta barrelssingle beta-sheet folded upon itself to form a barrel

beta meanderssingle beta-sheet with mainly meander topology

beta sandwichestwo beta-sheets stacked together to form a sandwich

beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain

beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander

a+b two layersone alpha-helix layer and one beta-sheet layer

a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers

a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers

a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers

a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain

a/b barrelsrepeating beta-alpha units form a barrel

a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers

mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions

few secondary structure elementsstabilized by cofactors or disulfides

extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes