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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: jelly-roll
H: Concanavalin A-like
T: Concanavalin A-like lectins/glucanases
F: Calreticulin

PF00262 CL0004

Representatives:

e1jhnA1[A:61-262,A:412-458] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

CALNEXIN ; ligands: CA ; X-RAY DIFFRACTION 2.9Å

e8tzrC1[C:18-205,C:300-377] Image Pymol Jmol Links: PDB, SCOP, CATH

; ELECTRON MICROSCOPY

e3o0vA1[A:15-363] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.30Å

e3posA1[A:12-364] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 1.65Å

e3o0wA1[A:18-362] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 1.95Å

e3o0xB1[B:18-364] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.0Å

e3o0xA1[A:18-365] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.0Å

e3posB1[B:11-362] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 1.65Å

e3posC1[C:12-361] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 1.65Å

e3powA1[A:16-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

calreticulin ; ligands: CA ; X-RAY DIFFRACTION 1.540Å

e3rg0A1[A:18-196,A:296-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.55Å

e5hcaA1[A:13-189,A:291-360] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: ACT,BGC,CA,CL,NH4,SO4 ; X-RAY DIFFRACTION 2.14Å

e5hcfD1[D:23-194,D:296-368] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; X-RAY DIFFRACTION 2.45Å

e5lk5A1[A:18-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5hcaB1[B:14-330] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA,CL,SO4 ; X-RAY DIFFRACTION 2.14Å

e5hcbA1[A:14-330] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA,CL,GOL,SO4 ; X-RAY DIFFRACTION 2.9Å

e5hcbB1[B:14-330] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: CA,CL,SO4 ; X-RAY DIFFRACTION 2.9Å

e5hcfA1[A:23-349,A:351-366] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; ligands: ACY,CL ; X-RAY DIFFRACTION 2.45Å

e5hcfB1[B:23-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; ligands: BGC ; X-RAY DIFFRACTION 2.45Å

e5hcfC1[C:23-366] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; ligands: ACY,CL ; X-RAY DIFFRACTION 2.45Å

e5hcfE1[E:23-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; ligands: ACY ; X-RAY DIFFRACTION 2.45Å

e5hcfF1[F:23-366] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin, putative,Calreticulin, putative ; ligands: BGC ; X-RAY DIFFRACTION 2.45Å

e5lk5B1[B:18-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5C1[C:19-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5D1[D:18-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5E1[E:19-366] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA,CL ; X-RAY DIFFRACTION 2.28Å

e5lk5F1[F:19-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5G1[G:19-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5H1[H:19-366] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5I1[I:19-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5lk5J1[J:19-367] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: CA ; X-RAY DIFFRACTION 2.28Å

e5hcaC1[C:14-189,C:291-360] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin,Calreticulin ; ligands: ACT,BGC,CA,SO4 ; X-RAY DIFFRACTION 2.14Å

e6enyG2[G:18-195,G:303-349] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Calreticulin ; ligands: BGC,MAN,NAG ; ELECTRON MICROSCOPY

e8tzoC1[C:18-205,C:300-377] Image Pymol Jmol Links: PDB, SCOP, CATH

; ligands: CA ; ELECTRON MICROSCOPY

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