Annotations: 1XER

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1xera_	Alpha and beta proteins (a+b)	Ferredoxin-like	4Fe-4S ferredoxins	Archaeal ferredoxins	Ferredoxin	(Sulfurisphaera tokodaii str. 7 ) [TaxId: 273063 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Archaeal ferredoxins	8022890	4001230	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	4Fe-4S ferredoxins	8035270	3000020	SCOP2 (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	Fer4_21_1	e1xerA1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.20	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00037	4Fe-4S binding domain (Fer4)	4Fe-4S binding domain	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	FERREDOXIN	oxidoreductase activity catalytic activity iron-sulfur cluster binding binding 3 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding 4 iron, 4 sulfur cluster binding electron transfer activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
A	IPR050572	Iron-Sulfur Ferredoxin	Family
A	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
A	IPR009157	Ferredoxin zinc-binding	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	MLZ	Parent Component: LYS RESID: AA0076 PSI-MOD : N6-methyl-L-lysine MOD:00085

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.