Annotations: 1H32

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1h32a1	All alpha proteins	Cytochrome c	Cytochrome c	Di-heme cytochrome c SoxA	Di-heme cytochrome c SoxA	(Rhodovulum sulfidophilum ) [TaxId: 35806 ],	SCOPe (2.08)
B	d1h32b_	All alpha proteins	Cytochrome c	Cytochrome c	monodomain cytochrome c	Mono-heme c-type cytochrome SoxX	(Rhodovulum sulfidophilum ) [TaxId: 35806 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Di-heme cytochrome c SoxA	8030011	4002256	SCOP2 (2022-06-29)
A	SCOP2 Family	Di-heme cytochrome c SoxA	8030012	4002256	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Cytochrome c	8042390	3000815	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Cytochrome c	8042391	3000815	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Cytochrome c	8035263	3000815	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	thiosulf_SoxA	e1h32A1	A: alpha arrays	X: Cytochrome c-like	H: Cytochrome c (From Topology)	T: Cytochrome c	F: thiosulf_SoxA	ECOD (1.6)
B	Cytochrom_C	e1h32B1	A: alpha arrays	X: Cytochrome c-like	H: Cytochrome c (From Topology)	T: Cytochrome c	F: Cytochrom_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.760.10	Mainly Alpha	Orthogonal Bundle	Cytochrome Bc1 Complex	Chain D, domain 2	CATH (4.3.0)
B	1.10.760.10	Mainly Alpha	Orthogonal Bundle	Cytochrome Bc1 Complex	Chain D, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF21342	SoxA/TsdA, cytochrome c domain (SoxA-TsdA_cyt-c)	SoxA/TsdA, cytochrome c domain	This entry represents the first cytochrome c domain of SoxA and TsdA proteins, heme proteins involved in sulfur oxidation [1-5].	Domain
B	PF00034	Cytochrome c (Cytochrom_C)	Cytochrome c	The Pfam entry does not include all Prosite members. The cytochrome 556 and cytochrome c' families are not included. All these are now in a new clan together. The C-terminus of DUF989, Pfam:PF06181, has now been merged into this family.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DIHEME CYTOCHROME C	oxidoreductase activity catalytic activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity binding organic cyclic compound binding tetrapyrrole binding heme binding protein heterodimerization activity protein binding protein dimerization activity thiosulfate sulfurtransferase activity oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity catalytic activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity binding organic cyclic compound binding tetrapyrrole binding heme binding protein heterodimerization activity protein binding protein dimerization activity thiosulfate sulfurtransferase activity oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity, acting on a sulfur group of donors, cytochrome as acceptor electron transfer activity cation binding ion binding metal ion binding small molecule binding	cellular metabolic process sulfur compound metabolic process metabolic process cellular process sulfur oxidation sulfide oxidation	periplasmic space cellular anatomical entity protein-containing complex cytochrome complex catalytic complex
B	CYTOCHROME C	binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding ion binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036909	Cytochrome c-like domain superfamily	Homologous Superfamily
A	IPR009056	Cytochrome c-like domain	Domain
A	IPR025710	L-cysteine S-thiosulfotransferase subunit SoxA	Family
B	IPR036909	Cytochrome c-like domain superfamily	Homologous Superfamily
B	IPR009056	Cytochrome c-like domain	Domain
B	IPR030999	Sulfur oxidation c-type cytochrome SoxX	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	CSS	Parent Component: CYS RESID: AA0269 PSI-MOD : L-cysteine persulfide MOD:00274

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.