1H29

Sulfate respiration in Desulfovibrio vulgaris Hildenborough: Structure of the 16-heme Cytochrome c HmcA at 2.5 A resolution and a view of its role in transmembrane electron transfer

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1h29a_	All alpha proteins	Multiheme cytochromes	Multiheme cytochromes	Cytochrome c3-like	16-heme cytochrome c HmcA	(Nitratidesulfovibrio vulgaris str. Hildenborough ) [TaxId: 882 ],	SCOPe (2.08)
B	d1h29b_	All alpha proteins	Multiheme cytochromes	Multiheme cytochromes	Cytochrome c3-like	16-heme cytochrome c HmcA	(Nitratidesulfovibrio vulgaris str. Hildenborough ) [TaxId: 882 ],	SCOPe (2.08)
C	d1h29c_	All alpha proteins	Multiheme cytochromes	Multiheme cytochromes	Cytochrome c3-like	16-heme cytochrome c HmcA	(Nitratidesulfovibrio vulgaris str. Hildenborough ) [TaxId: 882 ],	SCOPe (2.08)
D	d1h29d_	All alpha proteins	Multiheme cytochromes	Multiheme cytochromes	Cytochrome c3-like	16-heme cytochrome c HmcA	(Nitratidesulfovibrio vulgaris str. Hildenborough ) [TaxId: 882 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cytochrome c3-like	8090738	3002451	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Cytochrome c3-like	8090739	3002451	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Cytochrome c3-like	8090740	3002451	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Cytochrome c3-like	8039354	3002451	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Cytochrome c3-like	8090738	3002451	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Cytochrome c3-like	8039354	3002451	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Cytochrome c3-like	8090740	3002451	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Cytochrome c3-like	8090739	3002451	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cytochrome c3-like	8090739	3002451	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cytochrome c3-like	8090738	3002451	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cytochrome c3-like	8039354	3002451	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cytochrome c3-like	8090740	3002451	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cytochrome c3-like	8090738	3002451	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cytochrome c3-like	8039354	3002451	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cytochrome c3-like	8090740	3002451	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cytochrome c3-like	8090739	3002451	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	Cytochrom_CIII	e1h29A1	A: few secondary structure elements	X: Multiheme cytochromes	H: Cytochrome c3-like (From Topology)	T: Cytochrome c3-like	F: Cytochrom_CIII	ECOD (1.6)
B	Cytochrom_CIII	e1h29B1	A: few secondary structure elements	X: Multiheme cytochromes	H: Cytochrome c3-like (From Topology)	T: Cytochrome c3-like	F: Cytochrom_CIII	ECOD (1.6)
C	Cytochrom_CIII	e1h29C1	A: few secondary structure elements	X: Multiheme cytochromes	H: Cytochrome c3-like (From Topology)	T: Cytochrome c3-like	F: Cytochrom_CIII	ECOD (1.6)
D	Cytochrom_CIII	e1h29D2	A: few secondary structure elements	X: Multiheme cytochromes	H: Cytochrome c3-like (From Topology)	T: Cytochrome c3-like	F: Cytochrom_CIII	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.10.10	Alpha Beta	Alpha-Beta Complex	Cytochrome C3	Cytochrome C3	CATH (4.3.0)
B	3.90.10.10	Alpha Beta	Alpha-Beta Complex	Cytochrome C3	Cytochrome C3	CATH (4.3.0)
C	3.90.10.10	Alpha Beta	Alpha-Beta Complex	Cytochrome C3	Cytochrome C3	CATH (4.3.0)
D	3.90.10.10	Alpha Beta	Alpha-Beta Complex	Cytochrome C3	Cytochrome C3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02085	Class III cytochrome C family (Cytochrom_CIII)	Class III cytochrome C family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	HIGH-MOLECULAR-WEIGHT CYTOCHROME C	binding tetrapyrrole binding heme binding electron transfer activity cation binding ion binding metal ion binding small molecule binding	-	cellular anatomical structure periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR020942	Class III cytochrome C	Domain
A, B, C, D	IPR036280	Multiheme cytochrome superfamily	Homologous Superfamily
A, B, C, D	IPR054813	Sulfate respiration complex hexadecaheme cytochrome HmcA	Family
A, B, C, D	IPR051829	Multiheme Cytochrome Electron Transporters	Family
A, B, C, D	IPR002322	Cytochrome c, class III	Family
A, B, C, D	IPR011346	High-molecular-weight cytochrome c	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.