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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: Immunoglobulin-like beta-sandwich
H: Immunoglobulin-related
T: Prealbumin-like
F: CarboxypepD_reg

PF13620 CL0287

Representatives:

e2b59B1[B:8-103] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Cellulosomal scaffolding protein A ; ligands: CA ; X-RAY DIFFRACTION 2.00Å

e1h8lA1[A:305-383] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CARBOXYPEPTIDASE GP180 RESIDUES 503-882 ; ligands: NAG ; X-RAY DIFFRACTION 2.600Å

e1uwyA1[A:297-403] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CARBOXYPEPTIDASE M ; X-RAY DIFFRACTION 3.0Å

e1vlfN1[N:196-274] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4L1[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e3qecA1[A:0-170] Image Pymol Jmol Links: PDB, SCOP, CATH

Putative carbohydrate binding protein ; ligands: GOL,PEG,PGE,SO4 ; X-RAY DIFFRACTION 2.61Å

e1ti6D1[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldR1[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldT1[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vlfV1[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2D1[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vlfP1[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleX1[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2L1[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2B1[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldX1[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldV1[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4D1[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2H1[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleP1[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti6J1[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleV1[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2F1[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldP1[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vlfR1[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vlfT1[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleR1[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4H1[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4F1[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti6L1[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleN1[N:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4B1[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vleT1[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti2J1[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vlfX1[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti6B1[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1vldN1[N:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti4J3[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti6F3[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e1ti6H3[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB

e4v4cB3[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cD3[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cF3[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cH3[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cJ3[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cL3[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cN3[N:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cP3[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cR3[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cT3[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cV3[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4cX3[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.35Å

e4v4dB3[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dD3[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dF3[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dH3[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dJ3[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dL3[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dN3[N:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dP3[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dR3[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dT3[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dV3[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4dX3[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.20Å

e4v4eB3[B:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eD3[D:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eF3[F:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eH3[H:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eJ3[J:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eL3[L:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eN3[N:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eP3[P:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eR3[R:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eT3[T:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eV3[V:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

e4v4eX3[X:196-274] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Pyrogallol hydroxytransferase small subunit ; X-RAY DIFFRACTION 2.00Å

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.

X: Glycosyl hydrolase domain-like

some similarity with Ig fold

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