Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad3x34a_ Alpha and beta proteins (a+b) Cytochrome b5-like heme/steroid binding domain Cytochrome b5-like heme/steroid binding domain Cytochrome b5 automated matches Pig (Sus scrofa ) [TaxId: 9823 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyCytochrome b5-like heme/steroid binding domain8068619 3000073 SCOP2B (2021-05-27)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APF00173e3x34A1 A: a+b two layersX: Cystatin-likeH: Cytochrome b5-like heme/steroid binding domain (From Topology)T: Cytochrome b5-like heme/steroid binding domainF: PF00173ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.10.120.10 Alpha Beta Roll Flavocytochrome B2 Chain A, domain 1CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00173Cytochrome b5-like Heme/Steroid binding domain (Cyt-b5)Cytochrome b5-like Heme/Steroid binding domainThis family includes heme binding domains from a diverse range of proteins. This family also includes proteins that bind to steroids. The family includes progesterone receptors such as Swiss:O00264 [1,2]. Many members of this subfamily are membrane a ...This family includes heme binding domains from a diverse range of proteins. This family also includes proteins that bind to steroids. The family includes progesterone receptors such as Swiss:O00264 [1,2]. Many members of this subfamily are membrane anchored by an N-terminal transmembrane alpha helix. This family also includes a domain in some chitin synthases. There is no known ligand for this domain in the chitin synthases.
Domain