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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

X: Catalytic cysteine domain in ubiquitin-activating enzyme
H: Catalytic cysteine domain in ubiquitin-activating enzyme
T: Catalytic cysteine domain in ubiquitin-activating enzyme
F: UBA_E1_SCCH

PF10585

Representatives:

e3cmmA6[A:594-862] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 2.700Å

e1z7lC1[C:629-889] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: TBR ; X-RAY DIFFRACTION 2.8Å

e3kydB3[B:168-197,B:240-382] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

SUMO-activating enzyme subunit 2 ; ligands: VMX ; X-RAY DIFFRACTION 2.6Å

e1z7lA1[A:629-889] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: TBR ; X-RAY DIFFRACTION 2.8Å

e1z7lB1[B:629-889] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: TBR ; X-RAY DIFFRACTION 2.8Å

e5l6hA3[A:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: CL,GOL ; X-RAY DIFFRACTION 2.3Å

e5l6hC5[C:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: CL,GOL ; X-RAY DIFFRACTION 2.3Å

e5l6iA4[A:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: CL,GOL ; X-RAY DIFFRACTION 2.76Å

e5l6iC2[C:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: CL,GOL ; X-RAY DIFFRACTION 2.76Å

e5l6jC4[C:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: GOL ; X-RAY DIFFRACTION 2.68Å

e5tr4C4[C:594-782,C:815-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 2.200Å

e6nyaA4[A:594-773,A:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: EDO,SO4 ; X-RAY DIFFRACTION 2.07Å

e6nyaD2[D:594-773,D:798-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: EDO,SO4 ; X-RAY DIFFRACTION 2.07Å

e6zqhA5[A:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: GOL ; X-RAY DIFFRACTION 2.026Å

e6zqhC2[C:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: PG4 ; X-RAY DIFFRACTION 2.026Å

e7k5jD1[D:594-773,D:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jA3[A:594-773,A:798-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jC5[C:594-773,C:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jG4[G:594-773,G:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jI3[I:594-773,I:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jK5[K:594-773,K:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jS3[S:594-773,S:798-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e7k5jU5[U:594-773,U:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.42Å

e6zhtC1[C:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; ligands: GOL ; X-RAY DIFFRACTION 2.300Å

e6zhsA3[A:594-773,A:795-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; ligands: GOL ; X-RAY DIFFRACTION 2.350Å

e6zhuA5[A:594-773,A:794-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.18Å

e6zhuE4[E:594-772,E:795-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.18Å

e6zhuC1[C:594-773,C:794-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.18Å

e6zhuG3[G:594-773,G:797-862] Image Pymol Jmol Links: PDB, SCOP, CATH

Ubiquitin-activating enzyme E1 1 ; X-RAY DIFFRACTION 3.18Å

e7zh9A6[A:594-862] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Ubiquitin-activating enzyme E1 1 ; ligands: CL,GOL,K ; X-RAY DIFFRACTION 1.705Å

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.

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

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