Annotations: 7B9A

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Prismane_2nd	e7b9aB2	A: alpha bundles	X: Helical bundle domain in prismane-like proteins (From Topology)	H: Helical bundle domain in prismane-like proteins (From Topology)	T: Helical bundle domain in prismane-like proteins	F: Prismane_2nd	ECOD (1.6)
B	Prismane_4th	e7b9aB4	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_4th	ECOD (1.6)
B	Prismane_3rd	e7b9aB1	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_3rd	ECOD (1.6)
B	CODH	e7b9aB3	A: few secondary structure elements	X: Fe-binding domain in prismane-like proteins (From Topology)	H: Fe-binding domain in prismane-like proteins (From Topology)	T: Fe-binding domain in prismane-like proteins	F: CODH	ECOD (1.6)
C	Prismane_2nd	e7b9aC1	A: alpha bundles	X: Helical bundle domain in prismane-like proteins (From Topology)	H: Helical bundle domain in prismane-like proteins (From Topology)	T: Helical bundle domain in prismane-like proteins	F: Prismane_2nd	ECOD (1.6)
C	Prismane_4th	e7b9aC3	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_4th	ECOD (1.6)
C	Prismane_3rd	e7b9aC4	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_3rd	ECOD (1.6)
C	CODH	e7b9aC2	A: few secondary structure elements	X: Fe-binding domain in prismane-like proteins (From Topology)	H: Fe-binding domain in prismane-like proteins (From Topology)	T: Fe-binding domain in prismane-like proteins	F: CODH	ECOD (1.6)
D	Prismane_2nd	e7b9aD3	A: alpha bundles	X: Helical bundle domain in prismane-like proteins (From Topology)	H: Helical bundle domain in prismane-like proteins (From Topology)	T: Helical bundle domain in prismane-like proteins	F: Prismane_2nd	ECOD (1.6)
D	Prismane_4th	e7b9aD1	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_4th	ECOD (1.6)
D	Prismane_3rd	e7b9aD4	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_3rd	ECOD (1.6)
D	CODH	e7b9aD2	A: few secondary structure elements	X: Fe-binding domain in prismane-like proteins (From Topology)	H: Fe-binding domain in prismane-like proteins (From Topology)	T: Fe-binding domain in prismane-like proteins	F: CODH	ECOD (1.6)
A	Prismane_2nd	e7b9aA4	A: alpha bundles	X: Helical bundle domain in prismane-like proteins (From Topology)	H: Helical bundle domain in prismane-like proteins (From Topology)	T: Helical bundle domain in prismane-like proteins	F: Prismane_2nd	ECOD (1.6)
A	Prismane_4th	e7b9aA1	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_4th	ECOD (1.6)
A	Prismane_3rd	e7b9aA2	A: a/b three-layered sandwiches	X: Rossmann-like domain in prismane-like proteins (From Topology)	H: Rossmann-like domain in prismane-like proteins (From Topology)	T: Rossmann-like domain in prismane-like proteins	F: Prismane_3rd	ECOD (1.6)
A	CODH	e7b9aA3	A: few secondary structure elements	X: Fe-binding domain in prismane-like proteins (From Topology)	H: Fe-binding domain in prismane-like proteins (From Topology)	T: Fe-binding domain in prismane-like proteins	F: CODH	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF03063	Prismane/CO dehydrogenase family (Prismane)	Prismane/CO dehydrogenase family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Carbon monoxide dehydrogenase	anaerobic carbon-monoxide dehydrogenase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors, iron-sulfur protein as acceptor oxidoreductase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors catalytic activity cation binding transition metal ion binding ion binding binding nickel cation binding metal ion binding small molecule binding iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding anaerobic carbon-monoxide dehydrogenase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors, iron-sulfur protein as acceptor oxidoreductase activity oxidoreductase activity, acting on the aldehyde or oxo group of donors catalytic activity cation binding transition metal ion binding ion binding binding nickel cation binding metal ion binding small molecule binding iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding metal cluster binding 4 iron, 4 sulfur cluster binding	cellular metabolic process metabolic process cellular process generation of precursor metabolites and energy	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR010047	Ni-containing CO dehydrogenase	Family
A, B, C, D	IPR016099	Prismane-like, alpha/beta-sandwich	Homologous Superfamily
A, B, C, D	IPR004137	Hydroxylamine reductase/Ni-containing CO dehydrogenase	Family
A, B, C, D	IPR016101	CO dehydrogenase, alpha-bundle	Homologous Superfamily
A, B, C, D	IPR011254	Prismane-like superfamily	Homologous Superfamily

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.