4UN1 | pdb_00004un1

Sirohaem decarboxylase AhbA/B - an enzyme with structural homology to the Lrp/AsnC transcription factor family that is part of the alternative haem biosynthesis pathway.

External Resource: Annotation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
CSWIBe4un1C1 A: a/b three-layered sandwichesX: YrdC/RibBH: SH3T: SH3F: SWIBECOD (v294.1)
ASWIBe4un1A1 A: a/b three-layered sandwichesX: YrdC/RibBH: SH3T: SH3F: SWIBECOD (v294.1)
DSWIBe4un1D1 A: a/b three-layered sandwichesX: YrdC/RibBH: SH3T: SH3F: SWIBECOD (v294.1)
BSWIBe4un1B1 A: a/b three-layered sandwichesX: YrdC/RibBH: SH3T: SH3F: SWIBECOD (v294.1)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, C
PUTATIVE TRANSCRIPTIONAL REGULATOR, ASNC FAMILY -
B, D
PUTATIVE TRANSCRIPTIONAL REGULATOR, ASNC FAMILY -

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, C
IPR053953Siroheme decarboxylase NirL-like, HTH domainDomain
A, C
IPR050684Transcriptional regulator Lrp/AsnC/Siroheme decarboxylaseFamily
A, C
IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
A, C
IPR036390Winged helix DNA-binding domain superfamilyHomologous Superfamily
A, C
IPR040523Siroheme decarboxylase , AsnC-like ligand binding domainDomain
B, D
IPR053953Siroheme decarboxylase NirL-like, HTH domainDomain
B, D
IPR050684Transcriptional regulator Lrp/AsnC/Siroheme decarboxylaseFamily
B, D
IPR036390Winged helix DNA-binding domain superfamilyHomologous Superfamily
B, D
IPR040523Siroheme decarboxylase , AsnC-like ligand binding domainDomain