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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

X: Glycosyl hydrolase domain-like

some similarity with Ig fold

H: supersandwich
T: supersandwich
F: Glyco_hydro_63N

PF16923 CL0103

Representatives:

e4j5tA1[A:1-283] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

MANNOSYL-OLIGOSACCHARIDE GLUCOSIDASE ; ligands: NAG ; X-RAY DIFFRACTION 2.04Å

e5mhfC1[C:56-345] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mannosyl-oligosaccharide glucosidase ; ligands: 7PG,SO4 ; X-RAY DIFFRACTION 2.1Å

e5mhfA1[A:61-345] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mannosyl-oligosaccharide glucosidase ; ligands: 7PG,SO4 ; X-RAY DIFFRACTION 2.1Å

e5mhfB2[B:61-345] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mannosyl-oligosaccharide glucosidase ; ligands: 7PG,SO4 ; X-RAY DIFFRACTION 2.1Å

e5mhfD1[D:56-345] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Mannosyl-oligosaccharide glucosidase ; ligands: 7PG,SO4 ; X-RAY DIFFRACTION 2.1Å

e7t66A1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.19Å

e7t66B1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.19Å

e7t68A1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.32Å

e7t68B2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.32Å

e7t6wA1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.6Å

e7t6wB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.6Å

e7t8vA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e7t8vB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,SO4 ; X-RAY DIFFRACTION 2.30Å

e7r6jA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 1.9Å

e7r6jB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,SO4 ; X-RAY DIFFRACTION 1.9Å

e7revA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.30Å

e7revB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e8e3jA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.71Å

e8e3jB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.71Å

e8e3pA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.3Å

e8e3pB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.3Å

e8e4iA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4,UIJ ; X-RAY DIFFRACTION 2.20Å

e8e4iB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG ; X-RAY DIFFRACTION 2.20Å

e8e4kA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.2Å

e8e4kB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.2Å

e8e4zA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4,UKF ; X-RAY DIFFRACTION 2.37Å

e8e4zB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.37Å

e8e5uA2[A:39-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.33Å

e8e5uB2[B:34-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.33Å

e8e6gA2[A:38-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.3Å

e8e6gB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.3Å

e8ecwA1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.25Å

e8ecwB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.25Å

e8egvA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.09Å

e8egvB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.09Å

e8ehpA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.68Å

e8ehpB1[B:34-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.68Å

e8eidA2[A:38-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.30Å

e8eidB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e8eknA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.29Å

e8eknB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.29Å

e8eleA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.6Å

e8eleB2[B:34-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.6Å

e8epjA1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.15Å

e8epjB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.15Å

e8epoA1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.20Å

e8epoB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.20Å

e8eprA1[A:38-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL ; X-RAY DIFFRACTION 1.99Å

e8eprB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG,SO4 ; X-RAY DIFFRACTION 1.99Å

e8eq7A2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.21Å

e8eq7B1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.21Å

e8eqxA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.5Å

e8eqxB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.5Å

e8er4A1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.30Å

e8er4B2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e8etlA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.3Å

e8etlB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,SO4 ; X-RAY DIFFRACTION 2.3Å

e8etoA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e8etoB2[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.30Å

e8eudA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.37Å

e8eudB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,GOL,NAG,SO4 ; X-RAY DIFFRACTION 2.37Å

e8eurA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.61Å

e8eurB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,SO4 ; X-RAY DIFFRACTION 2.61Å

e8eutA2[A:38-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.80Å

e8eutB2[B:34-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: BTB,NAG,SO4 ; X-RAY DIFFRACTION 2.80Å

e8euxA2[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: GOL,SO4 ; X-RAY DIFFRACTION 2.8Å

e8euxB1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: NAG,SO4 ; X-RAY DIFFRACTION 2.8Å

e7rd2A1[A:36-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.61Å

e7rd2B1[B:33-311] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Chaetomium alpha glucosidase ; ligands: SO4 ; X-RAY DIFFRACTION 2.61Å

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 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