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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

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

X: Flavodoxin-like
H: Class I glutamine amidotransferase-like
T: Periplasmic binding protein-like I
F: Peripla_BP_4

PF13407 CL0144

Representatives:

e2fvyA2[A:111-256] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-galactose-binding periplasmic protein ; ligands: ACT,BGC,CA,CO2,GOL ; X-RAY DIFFRACTION 0.92Å

e2fvyA3[A:2-110,A:257-306] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-galactose-binding periplasmic protein ; ligands: BGC,CO2 ; X-RAY DIFFRACTION 0.92Å

e1tjyA2[A:131-266] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

sugar transport protein ; ligands: PAV ; X-RAY DIFFRACTION 1.3Å

e1tjyA3[A:25-130,A:267-340] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

sugar transport protein ; ligands: PAV ; X-RAY DIFFRACTION 1.3Å

e1jx6A2[A:179-311] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

LUXP PROTEIN ; ligands: AI2 ; X-RAY DIFFRACTION 1.5Å

e4ru1A1[A:46-154,A:281-333] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide ABC transporter substrate-binding protein, CUT2 family ; ligands: INS ; X-RAY DIFFRACTION 1.500Å

e4ru1A2[A:155-280] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide ABC transporter substrate-binding protein, CUT2 family ; ligands: INS ; X-RAY DIFFRACTION 1.500Å

e1gudA2[A:1-112,A:248-288] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-ALLOSE-BINDING PERIPLASMIC PROTEIN ; ligands: ZN ; X-RAY DIFFRACTION 1.7Å

e1gudA3[A:113-247] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-ALLOSE-BINDING PERIPLASMIC PROTEIN ; ligands: ZN ; X-RAY DIFFRACTION 1.7Å

e1gudB2[B:113-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-ALLOSE-BINDING PERIPLASMIC PROTEIN ; ligands: ZN ; X-RAY DIFFRACTION 1.7Å

e4kqcA1[A:133-292] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: NO3 ; X-RAY DIFFRACTION 1.620Å

e2rjoA2[A:38-151,A:287-332] Image Pymol Jmol Links: PDB, SCOP, CATH

Twin-arginine translocation pathway signal protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 2.04Å

e1rpjA2[A:113-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

PROTEIN (PRECURSOR OF PERIPLASMIC SUGAR RECEPTOR) ; ligands: ALL,SO4 ; X-RAY DIFFRACTION 1.8Å

e1gubA2[A:113-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-ALLOSE-BINDING PERIPLASMIC PROTEIN ; X-RAY DIFFRACTION 3.080Å

e1ba2A3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.1Å

e1urpB3[B:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.3Å

e1urpC3[C:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.3Å

e1urpA3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.3Å

e1urpD3[D:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.3Å

e1ba2B3[B:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-RIBOSE-BINDING PROTEIN ; X-RAY DIFFRACTION 2.1Å

e1dbpA3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-RIBOSE-BINDING PROTEIN ; ligands: RIP ; X-RAY DIFFRACTION

e1drjA3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-RIBOSE-BINDING PROTEIN ; ligands: RIP ; X-RAY DIFFRACTION

e1drkA3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-RIBOSE-BINDING PROTEIN ; ligands: RIP ; X-RAY DIFFRACTION

e2hphA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH

D-GALACTOSE-BINDING PERIPLASMIC PROTEIN ; ligands: BGC,CA ; X-RAY DIFFRACTION 1.33Å

e2qw1A3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-GALACTOSE-BINDING PERIPLASMIC PROTEIN ; ligands: 3MG,CA,NA ; X-RAY DIFFRACTION 1.7Å

e1gcgA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

GALACTOSE/GLUCOSE-BINDING PROTEIN ; ligands: CA ; X-RAY DIFFRACTION

e2fw0A3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-galactose-binding periplasmic protein ; ligands: CA,CIT,NA ; X-RAY DIFFRACTION 1.55Å

e2gbpA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-GALACTOSE/D-GLUCOSE BINDING PROTEIN ; ligands: BGC,CA ; X-RAY DIFFRACTION

e1gcaA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GLUCOSE/GALACTOSE-BINDING PROTEIN ; ligands: CA,GAL ; X-RAY DIFFRACTION

e3gbpA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

GALACTOSE-BINDING PROTEIN ; ligands: BGC,CA ; X-RAY DIFFRACTION

e2hj9B2[B:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Autoinducer 2-binding periplasmic protein luxP ; ligands: AI2 ; X-RAY DIFFRACTION 2.34Å

e1zhhA2[A:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Autoinducer 2-binding periplasmic protein luxP ; ligands: NHE ; X-RAY DIFFRACTION 1.94Å

e1glgA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

GALACTOSE/GLUCOSE-BINDING PROTEIN ; ligands: CA,GAL ; X-RAY DIFFRACTION 2.0Å

e3ejwA3[A:105-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SmLsrB ; ligands: PAV ; X-RAY DIFFRACTION 1.8Å

e1tm2A3[A:131-266] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

sugar transport protein ; X-RAY DIFFRACTION 1.9Å

e3t95A3[A:130-265] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

AUTOINDUCER 2-BINDING PROTEIN LSRB ; ligands: PAV ; X-RAY DIFFRACTION 1.75Å

e2hj9A2[A:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Autoinducer 2-binding periplasmic protein luxP ; ligands: AI2 ; X-RAY DIFFRACTION 2.34Å

e2ioyA3[A:104-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic sugar-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 1.900Å

e2ioyB3[B:104-236] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic sugar-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 1.900Å

e2gx6A3[A:104-235] Image Pymol Jmol Links: PDB, SCOP, CATH

D-ribose-binding periplasmic protein ; ligands: RIP ; X-RAY DIFFRACTION 1.900Å

e4irxB2[B:140-278] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: INS ; X-RAY DIFFRACTION 1.45Å

e4irxA2[A:140-278] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: INS ; X-RAY DIFFRACTION 1.45Å

e2fn9A3[A:105-244] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ribose ABC transporter, periplasmic ribose-binding protein ; X-RAY DIFFRACTION 1.40Å

e2x7xB2[B:134-268] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SENSOR PROTEIN ; ligands: FRU,K ; X-RAY DIFFRACTION 2.64Å

e2fn9B3[B:105-244] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ribose ABC transporter, periplasmic ribose-binding protein ; X-RAY DIFFRACTION 1.40Å

e2vk2A2[A:107-245] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC TRANSPORTER PERIPLASMIC-BINDING PROTEIN YTFQ ; ligands: GZL ; X-RAY DIFFRACTION 1.2Å

e2iplA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH

D-galactose-binding periplasmic protein ; ligands: BGC,CA ; X-RAY DIFFRACTION 1.200Å

e3ga5A3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-GALACTOSE-BINDING PERIPLASMIC PROTEIN ; ligands: CA,RGG ; X-RAY DIFFRACTION 1.87Å

e2ipmA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH

D-galactose-binding periplasmic protein ; ligands: BGC,CA ; X-RAY DIFFRACTION 1.120Å

e2ipnA3[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH

D-galactose-binding periplasmic protein ; ligands: BGC,CA ; X-RAY DIFFRACTION 1.150Å

e3l6uA2[A:110-248] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC-TYPE SUGAR TRANSPORT SYSTEM PERIPLASMIC COMPONENT ; ligands: SO4 ; X-RAY DIFFRACTION 1.9Å

e3ga5B3[B:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-GALACTOSE-BINDING PERIPLASMIC PROTEIN ; ligands: CA,RGG ; X-RAY DIFFRACTION 1.87Å

e3l6uB2[B:110-248] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC-TYPE SUGAR TRANSPORT SYSTEM PERIPLASMIC COMPONENT ; ligands: SO4 ; X-RAY DIFFRACTION 1.9Å

e3l49B2[B:132-266] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC sugar (Ribose) transporter, periplasmic substrate-binding subunit ; ligands: UNL ; X-RAY DIFFRACTION 2.300Å

e3l49A2[A:132-266] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC sugar (Ribose) transporter, periplasmic substrate-binding subunit ; ligands: UNL ; X-RAY DIFFRACTION 2.300Å

e3ejwB3[B:105-241] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SmLsrB ; ligands: PAV ; X-RAY DIFFRACTION 1.8Å

e3l49C2[C:132-266] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC sugar (Ribose) transporter, periplasmic substrate-binding subunit ; ligands: UNL ; X-RAY DIFFRACTION 2.300Å

e3l49D2[D:132-266] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC sugar (Ribose) transporter, periplasmic substrate-binding subunit ; ligands: UNL ; X-RAY DIFFRACTION 2.300Å

e4kvfA3[A:164-300] Image Pymol Jmol Links: PDB, SCOP, CATH

RHAMNOSE ABC TRANSPORTER, PERIPLASMIC RHAMNOSE-BINDING PROTEIN ; ligands: GOL ; X-RAY DIFFRACTION 1.72Å

e4pz0A2[A:137-272] Image Pymol Jmol Links: PDB, SCOP, CATH

SUGAR ABC TRANSPORTER, SUGAR-BINDING PROTEIN ; ligands: CL,EDO,PAV ; X-RAY DIFFRACTION 1.25Å

e4pe6A1[A:155-288] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative ABC transporter ; ligands: LTH ; X-RAY DIFFRACTION 1.860Å

e2fn8A2[A:105-244] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ribose ABC transporter, periplasmic ribose-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 2.00Å

e2x7xA1[A:134-268] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SENSOR PROTEIN ; ligands: FRU,K ; X-RAY DIFFRACTION 2.64Å

e4wt7B2[B:150-284] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: X9X ; X-RAY DIFFRACTION 2.000Å

e4rs3A2[A:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter, carbohydrate uptake transporter-2 (CUT2) family, periplasmic sugar-binding protein ; ligands: ACT,CL,IMD,XYL,ZN ; X-RAY DIFFRACTION 1.400Å

e4rsmA2[A:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: 3VB ; X-RAY DIFFRACTION 1.600Å

e4rsmB2[B:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: 3VB ; X-RAY DIFFRACTION 1.600Å

e4rsmC2[C:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: 3VB ; X-RAY DIFFRACTION 1.600Å

e4rsmD2[D:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: 3VB ; X-RAY DIFFRACTION 1.600Å

e4wzzA2[A:154-293] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar ABC transporter, substrate-binding protein ; ligands: EDO,RAM ; X-RAY DIFFRACTION 1.400Å

e4rxmA2[A:126-263] Image Pymol Jmol Links: PDB, SCOP, CATH

Possible sugar ABC superfamily ATP binding cassette transporter, binding protein ; ligands: ASP,INS ; X-RAY DIFFRACTION 1.75Å

e4rxmB2[B:126-263] Image Pymol Jmol Links: PDB, SCOP, CATH

Possible sugar ABC superfamily ATP binding cassette transporter, binding protein ; ligands: ASP,BGC,CL,INS ; X-RAY DIFFRACTION 1.75Å

e4ry8A1[A:136-266,A:309-346] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein ; ligands: SR1 ; X-RAY DIFFRACTION 1.75Å

e4ry9A2[A:139-280] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: GOL,TLZ ; X-RAY DIFFRACTION 1.40Å

e4ry9B2[B:139-280] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: BCT,GOL,TLZ ; X-RAY DIFFRACTION 1.40Å

e4rweA2[A:131-266] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar-binding transport protein ; ligands: CL,GOL ; X-RAY DIFFRACTION 1.65Å

e4wwhB1[B:37-141,B:298-365] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter ; ligands: GAL ; X-RAY DIFFRACTION 1.200Å

e4yo7A1[A:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter (Sugar-binding protein) ; ligands: CL,INS,MG,NA ; X-RAY DIFFRACTION 1.700Å

e4yv7A2[A:142-276] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: GOL ; X-RAY DIFFRACTION 2.300Å

e4wwhA1[A:142-297] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter ; ligands: GAL ; X-RAY DIFFRACTION 1.200Å

e4wwhA2[A:37-141,A:298-365] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter ; ligands: GAL,TRS ; X-RAY DIFFRACTION 1.200Å

e4z0nA2[A:136-280] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: CA,GAL,SO4 ; X-RAY DIFFRACTION 1.260Å

e4zjpA1[A:127-257] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: EDO,RIP ; X-RAY DIFFRACTION 1.630Å

e3c6qC1[C:104-236,C:270-305] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: XYP ; X-RAY DIFFRACTION 2.300Å

e3c6qB1[B:104-236,B:270-305] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter, periplasmic sugar-binding protein ; X-RAY DIFFRACTION 2.300Å

e3c6qD1[D:104-236,D:270-305] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: XYP ; X-RAY DIFFRACTION 2.300Å

e3c6qA1[A:104-236,A:270-305] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter, periplasmic sugar-binding protein ; X-RAY DIFFRACTION 2.300Å

e2h3hB2[B:104-236,B:270-305] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SUGAR ABC TRANSPORTER, PERIPLASMIC SUGAR-BINDING PROTEIN ; ligands: BGC ; X-RAY DIFFRACTION 1.7Å

e4ywhB2[B:128-265] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC TRANSPORTER SOLUTE BINDING PROTEIN ; ligands: XYP ; X-RAY DIFFRACTION 2.350Å

e4ywhA2[A:128-265] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC TRANSPORTER SOLUTE BINDING PROTEIN ; ligands: XYP ; X-RAY DIFFRACTION 2.350Å

e4ys6A2[A:119-271] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative solute-binding component of ABC transporter ; ligands: BGC,CL,NA ; X-RAY DIFFRACTION 1.698Å

e4wutA1[A:132-265] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: CA,CL,FCB ; X-RAY DIFFRACTION 1.500Å

e5bq3A2[A:152-289] Image Pymol Jmol Links: PDB, SCOP, CATH

Rhamnose ABC transporter, rhamnose-binding protein ; X-RAY DIFFRACTION 2.60Å

e5bq3B1[B:152-289] Image Pymol Jmol Links: PDB, SCOP, CATH

Rhamnose ABC transporter, rhamnose-binding protein ; X-RAY DIFFRACTION 2.60Å

e5bq3C1[C:152-289] Image Pymol Jmol Links: PDB, SCOP, CATH

Rhamnose ABC transporter, rhamnose-binding protein ; X-RAY DIFFRACTION 2.60Å

e5bq3D2[D:152-289] Image Pymol Jmol Links: PDB, SCOP, CATH

Rhamnose ABC transporter, rhamnose-binding protein ; X-RAY DIFFRACTION 2.60Å

e2h3hA1[A:104-236,A:270-313] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SUGAR ABC TRANSPORTER, PERIPLASMIC SUGAR-BINDING PROTEIN ; ligands: BGC ; X-RAY DIFFRACTION 1.7Å

e2qvcA2[A:134-266,A:300-333] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: BGC ; X-RAY DIFFRACTION 2.4Å

e2qvcB2[B:134-266,B:300-333] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: BGC ; X-RAY DIFFRACTION 2.4Å

e2qvcC1[C:134-266,C:300-333] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: BGC ; X-RAY DIFFRACTION 2.4Å

e2qvcD2[D:134-266,D:300-333] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: BGC ; X-RAY DIFFRACTION 2.4Å

e4ry0A1[A:131-263] Image Pymol Jmol Links: PDB, SCOP, CATH

Probable ribose ABC transporter, substrate-binding protein ; ligands: CA,CL,RIP ; X-RAY DIFFRACTION 1.40Å

e3uugB2[B:107-262,B:301-330] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Multiple sugar-binding periplasmic receptor ChvE ; ligands: BDP ; X-RAY DIFFRACTION 1.75Å

e5dkvA1[A:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: T6T ; X-RAY DIFFRACTION 1.680Å

e5dkvB1[B:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: T6T ; X-RAY DIFFRACTION 1.680Å

e5dkvC1[C:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: T6T ; X-RAY DIFFRACTION 1.680Å

e5dkvD1[D:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter substrate binding protein (Ribose) ; ligands: T6T ; X-RAY DIFFRACTION 1.680Å

e5dteA1[A:139-272] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteA2[A:28-138,A:273-313] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteB1[B:139-272] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteB2[B:27-138,B:273-313] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteC1[C:139-272] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteC2[C:28-138,C:273-313] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteD1[D:139-272] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5dteD2[D:28-138,D:273-313] Image Pymol Jmol Links: PDB, SCOP, CATH

Monosaccharide-transporting ATPase ; ligands: ALL ; X-RAY DIFFRACTION 2.290Å

e5hkoA1[A:136-269] Image Pymol Jmol Links: PDB, SCOP, CATH

ABC transporter, carbohydrate uptake transporter-2 (CUT2) family, periplasmic sugar-binding protein ; ligands: 62W,ACT,CL,IMD,ZN ; X-RAY DIFFRACTION 1.200Å

e5hqjA1[A:133-269,A:295-313] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: 64K,CL ; X-RAY DIFFRACTION 1.550Å

e5hsgA1[A:135-271] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative ABC transporter, nucleotide binding/ATPase protein ; ligands: MG ; X-RAY DIFFRACTION 1.300Å

e4yp9A1[A:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: 4EX,MG ; X-RAY DIFFRACTION 2.70Å

e4yp9B2[B:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: 4EX,CA ; X-RAY DIFFRACTION 2.70Å

e4yr7A2[A:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: A1B ; X-RAY DIFFRACTION 2.53Å

e4yr7B2[B:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: A1B ; X-RAY DIFFRACTION 2.53Å

e4yrzA1[A:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: A2B ; X-RAY DIFFRACTION 2.57Å

e4yrzB1[B:179-311] Image Pymol Jmol Links: PDB, SCOP, CATH

Autoinducer 2-binding periplasmic protein LuxP ; ligands: A2B ; X-RAY DIFFRACTION 2.57Å

e4kq9A2[A:152-286] Image Pymol Jmol Links: PDB, SCOP, CATH

RIBOSE ABC TRANSPORTER, SUBSTRATE BINDING PROTEIN ; ligands: GOL ; X-RAY DIFFRACTION 1.9Å

e5ibqA2[A:131-263,A:289-312] Image Pymol Jmol Links: PDB, SCOP, CATH

Probable ribose ABC transporter, substrate-binding protein ; ligands: CA,XXM ; X-RAY DIFFRACTION 1.200Å

e4rxuA2[A:48-153,A:319-387] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic sugar-binding protein ; ligands: BGC,CIT ; X-RAY DIFFRACTION 1.40Å

e3g1wA2[A:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter ; X-RAY DIFFRACTION 2.02Å

e3g1wB1[B:146-279] Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter ; X-RAY DIFFRACTION 2.02Å

e4ry8B2[B:136-266,B:309-346] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein ; ligands: SR1 ; X-RAY DIFFRACTION 1.75Å

e4ry8C1[C:136-266,C:309-346] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein ; ligands: SR1 ; X-RAY DIFFRACTION 1.75Å

e4ry8D1[D:136-266,D:309-346] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein ; ligands: SR1 ; X-RAY DIFFRACTION 1.75Å

e2rjoA1[A:152-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Twin-arginine translocation pathway signal protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 2.04Å

e5xsdB2[B:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; X-RAY DIFFRACTION 2.5Å

e5xsdA2[A:118-251,A:277-291] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; X-RAY DIFFRACTION 2.5Å

e5xsjX2[X:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: XYP ; X-RAY DIFFRACTION 2.2Å

e5xssX1[X:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: XYP ; X-RAY DIFFRACTION 2.093Å

e5xssA1[A:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: XYP ; X-RAY DIFFRACTION 2.093Å

e5xssB1[B:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: XYP ; X-RAY DIFFRACTION 2.093Å

e5xssC1[C:118-251] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: XYP ; X-RAY DIFFRACTION 2.093Å

e6bgdA1[A:6-235,A:265-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucose/galactose-binding lipoprotein ; ligands: CA,EDO ; X-RAY DIFFRACTION 1.47Å

e6bgcA2[A:10-235,A:265-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucose/galactose-binding lipoprotein ; ligands: BGC,CA,EDO ; X-RAY DIFFRACTION 2.08Å

e6bgcB2[B:6-235,B:265-287] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Glucose/galactose-binding lipoprotein ; ligands: BGC,CA,EDO ; X-RAY DIFFRACTION 2.08Å

e5ocpA1[A:105-241] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: ACT,AHR,FUB,GOL ; X-RAY DIFFRACTION 1.700Å

e5ulbA1[A:149-280,A:323-362] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar ABC transporter ; ligands: 8GA,8GG ; X-RAY DIFFRACTION 1.280Å

e5ocpB1[B:105-241] Image Pymol Jmol Links: PDB, SCOP, CATH

Periplasmic binding protein/LacI transcriptional regulator ; ligands: AHR,FUB,GOL ; X-RAY DIFFRACTION 1.700Å

e6dspA1[A:125-271] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Autoinducer 2-binding protein LsrB ; ligands: PAV ; X-RAY DIFFRACTION 1.37Å

e6dspB1[B:125-271] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Autoinducer 2-binding protein LsrB ; ligands: PAV ; X-RAY DIFFRACTION 1.37Å

e6hb0A2[A:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: ZN ; X-RAY DIFFRACTION 1.90Å

e6hb0B2[B:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: ZN ; X-RAY DIFFRACTION 1.90Å

e6hbdA1[A:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: GZL,ZN ; X-RAY DIFFRACTION 2.44Å

e6hbdB2[B:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: GZL,ZN ; X-RAY DIFFRACTION 2.44Å

e6hbmA2[A:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: AHR,ZN ; X-RAY DIFFRACTION 2.75Å

e6hbmB2[B:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter periplasmic-binding protein YtfQ ; ligands: AHR,ZN ; X-RAY DIFFRACTION 2.75Å

e6hyhA1[A:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: GYE,ZN ; X-RAY DIFFRACTION 2.5Å

e6hyhB2[B:122-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Periplasmic binding protein/LacI transcriptional regulator ; ligands: GYE,ZN ; X-RAY DIFFRACTION 2.5Å

e6gq0A1[A:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; X-RAY DIFFRACTION 1.94Å

e6gt9A1[A:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 1.89Å

e6guqA2[A:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; ligands: BGC ; X-RAY DIFFRACTION 2.38Å

e6gt9B1[B:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 1.89Å

e6gt9C1[C:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 1.89Å

e6gt9D1[D:153-286] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative sugar binding protein ; ligands: GAL,SO4 ; X-RAY DIFFRACTION 1.89Å

e6rqgA1[A:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG ; X-RAY DIFFRACTION 3.1Å

e6rqgB2[B:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG ; X-RAY DIFFRACTION 3.1Å

e6rqgC1[C:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG ; X-RAY DIFFRACTION 3.1Å

e6ruxA1[A:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MAL,MG ; X-RAY DIFFRACTION 2.5Å

e6ruxB1[B:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MAL,MG ; X-RAY DIFFRACTION 2.5Å

e6ruxC2[C:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MAL,MG ; X-RAY DIFFRACTION 2.5Å

e6s3tA2[A:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG,XYP ; X-RAY DIFFRACTION 3.5Å

e6s3tB2[B:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG,XYP ; X-RAY DIFFRACTION 3.5Å

e6s3tS2[S:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG,XYP ; X-RAY DIFFRACTION 3.5Å

e6s3tT1[T:156-341] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

46 kDa surface antigen ; ligands: MG,XYP ; X-RAY DIFFRACTION 3.5Å

e6sw4A1[A:150-282] Image Pymol Jmol Links: PDB, SCOP, CATH

Arabinose binding protein ; X-RAY DIFFRACTION 1.84Å

e6sw4B2[B:150-282] Image Pymol Jmol Links: PDB, SCOP, CATH

Arabinose binding protein ; X-RAY DIFFRACTION 1.84Å

e7e7mC2[C:149-279] Image Pymol Jmol Links: PDB, SCOP, CATH

D-ribose ABC transporter substrate-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 2.850Å

e7e7mA1[A:149-279] Image Pymol Jmol Links: PDB, SCOP, CATH

D-ribose ABC transporter substrate-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 2.850Å

e7e7mB1[B:149-279] Image Pymol Jmol Links: PDB, SCOP, CATH

D-ribose ABC transporter substrate-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 2.850Å

e7e7mD2[D:149-279] Image Pymol Jmol Links: PDB, SCOP, CATH

D-ribose ABC transporter substrate-binding protein ; ligands: RIP ; X-RAY DIFFRACTION 2.850Å

e7x0gA1[A:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; X-RAY DIFFRACTION 2.100Å

e7x0gB1[B:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; X-RAY DIFFRACTION 2.100Å

e7x0hA1[A:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; ligands: BGC ; X-RAY DIFFRACTION 1.850Å

e7x0hB2[B:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; ligands: BGC ; X-RAY DIFFRACTION 1.850Å

e7x0hC2[C:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; ligands: BGC ; X-RAY DIFFRACTION 1.850Å

e7x0hD2[D:143-273] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CbpA ; ligands: BGC ; X-RAY DIFFRACTION 1.850Å

e7qspB1[B:1-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ribose ABC transporter, periplasmic ribose-binding protein ; ligands: EDO ; X-RAY DIFFRACTION 1.36Å

e7qspA1[A:1-95,A:121-142] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ribose ABC transporter, periplasmic ribose-binding protein ; ligands: EDO ; X-RAY DIFFRACTION 1.36Å

e7pu4A1[A:2-126] Image Pymol Jmol Links: PDB, SCOP, CATH

Ribose ABC transporter, periplasmic ribose-binding protein ; X-RAY DIFFRACTION 1.69Å

e7pu4C1[C:1-123] Image Pymol Jmol Links: PDB, SCOP, CATH

Ribose ABC transporter, periplasmic ribose-binding protein ; X-RAY DIFFRACTION 1.69Å

e8wl5A1[A:136-270] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ligands: EDO ; X-RAY DIFFRACTION 1.87Å

e8fxtA2[A:111-256] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

D-galactose/methyl-galactoside binding periplasmic protein MglB ; ligands: BGC,CA,GLC,YDM ; X-RAY DIFFRACTION 1.53Å

e8fxuA1[A:110-258] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ligands: BGC,CA,CL,K,YDQ ; X-RAY DIFFRACTION 1.59Å

e4y9tA1[A:26-129,A:270-346] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter, solute binding protein ; ligands: PA1 ; X-RAY DIFFRACTION 1.800Å

e4y9tA2[A:130-269] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

ABC transporter, solute binding protein ; ligands: PA1 ; X-RAY DIFFRACTION 1.800Å

e4pe6B1[B:155-288] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Putative ABC transporter ; ligands: LTH ; X-RAY DIFFRACTION 1.860Å

e4pe6B2[B:47-154,B:289-370] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Putative ABC transporter ; ligands: LTH ; X-RAY DIFFRACTION 1.860Å

e5er3A2[A:138-308] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

Sugar ABC transporter, periplasmic sugar-binding protein ; ligands: GOL ; X-RAY DIFFRACTION 2.100Å

e2nzuG3[G:58-159,G:293-332] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CATABOLITE CONTROL PROTEIN ; ligands: BG6,SO4 ; X-RAY DIFFRACTION 2.5Å

e2driA2[A:1-103,A:236-271] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-RIBOSE-BINDING PROTEIN ; ligands: RIP ; X-RAY DIFFRACTION

e2driA3[A:104-235] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed,

D-RIBOSE-BINDING PROTEIN ; ligands: RIP ; X-RAY DIFFRACTION

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.

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