6CZA | pdb_00006cza

The arsenate respiratory reductase (Arr) complex from Shewanella sp. ANA-3 bound to phosphate

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	4Fe-4S ferredoxins	8087203	3000020	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	4Fe-4S ferredoxins	8087203	3000020	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)
D	Fer4_11	e6czaD1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_11	ECOD (1.6)
D	Fer4_11_1	e6czaD2	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_11_1	ECOD (1.6)
B	Fer4_11	e6czaB1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_11	ECOD (1.6)
B	Fer4_11_1	e6czaB2	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_11_1	ECOD (1.6)
C	Molydop_binding	e6czaC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: double psi	F: Molydop_binding	ECOD (1.6)
C	Molybdop_Fe4S4	e6czaC4	A: a+b two layers	X: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	H: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domain 1	F: Molybdop_Fe4S4	ECOD (1.6)
C	Molybdopterin_2nd	e6czaC3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: Molybdopterin_2nd	ECOD (1.6)
C	Molybdopterin_1st_1	e6czaC2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: Molybdopterin_1st_1	ECOD (1.6)
A	Molydop_binding	e6czaA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: double psi	F: Molydop_binding	ECOD (1.6)
A	Molybdop_Fe4S4	e6czaA2	A: a+b two layers	X: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	H: Formate dehydrogenase/DMSO reductase, domain 1 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domain 1	F: Molybdop_Fe4S4	ECOD (1.6)
A	Molybdopterin_2nd	e6czaA4	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: Molybdopterin_2nd	ECOD (1.6)
A	Molybdopterin_1st_1	e6czaA3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Formate dehydrogenase/DMSO reductase, domains 2 and 3 (From Topology)	T: Formate dehydrogenase/DMSO reductase, domains 2 and 3	F: Molybdopterin_1st_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	2.20.25.90	Mainly Beta	Single Sheet	N-terminal domain of TfIIb	ADC-like domains	CATH (utative)
C	2.40.40.20	Mainly Beta	Beta Barrel	Barwin-like endoglucanases		CATH (utative)
A	2.20.25.90	Mainly Beta	Single Sheet	N-terminal domain of TfIIb	ADC-like domains	CATH (utative)
A	2.40.40.20	Mainly Beta	Beta Barrel	Barwin-like endoglucanases		CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	4Fe-4S ferredoxin, iron-sulfur binding domain protein	iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	-	cellular anatomical structure periplasmic space
A, C	ArrA	oxidoreductase activity arsenate reductase activity catalytic activity oxidoreductase activity, acting on phosphorus or arsenic in donors binding molybdopterin cofactor binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	-	cellular anatomical structure periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
B, D	IPR053684	Arsenate respiratory reductase iron-sulfur subunit	Family
B, D	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
B, D	IPR050954	Electron transfer iron-sulfur cluster-binding protein	Family
A, C	IPR006963	Molybdopterin oxidoreductase, 4Fe-4S domain	Domain
A, C	IPR006657	Molybdopterin dinucleotide-binding domain	Domain
A, C	IPR006656	Molybdopterin oxidoreductase	Domain
A, C	IPR006311	Twin-arginine translocation pathway, signal sequence	Conserved Site
A, C	IPR009010	Aspartate decarboxylase-like domain superfamily	Homologous Superfamily
A, C	IPR050612	Prokaryotic Molybdopterin Oxidoreductases	Family
A, C	IPR037946	Tetrathionate reductase subunit A, MopB domain	Domain
A, C	IPR053686	Arsenate Respiratory Reductase Molybdopterin-Containing Subunit	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.