Home Help

X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative

Keyword search

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: Atg7 N-terminal domain-like
H: N-terminal domain in E1 enzyme Atg7
T: N-terminal domain in E1 enzyme Atg7
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.

Representatives:

e3vx7A2[A:145-249] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH

E1 ; X-RAY DIFFRACTION 3.2Å

e3vh2A2[A:150-258] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; ligands: ZN ; X-RAY DIFFRACTION 3.3Å

e3rujA2[A:150-264] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 2.1Å

e3t7fA2[A:150-264] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 1.89Å

e3t7gA2[A:150-264] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 2.08Å

e3t7gB2[B:140-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 2.08Å

e3t7hA2[A:140-249] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 1.6Å

e4gsjA2[A:150-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-like modifier-activating enzyme ATG7 ; ligands: CIT,IPA ; X-RAY DIFFRACTION 1.695Å

e4gslA3[A:150-259] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 2.7Å

e4gslB3[B:146-255] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 2.7Å

e3t7hB2[B:150-258] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME ATG7 ; X-RAY DIFFRACTION 1.6Å

e3vh1A3[A:139-247] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-like modifier-activating enzyme ATG7 ; ligands: ZN ; X-RAY DIFFRACTION 3.00Å

e4gskA2[A:144-252] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-like modifier-activating enzyme ATG7 ; X-RAY DIFFRACTION 2.900Å

e4gskB2[B:144-252] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-like modifier-activating enzyme ATG7 ; X-RAY DIFFRACTION 2.900Å

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