7QBK

Crystal structure of a second homolog of R2-like ligand-binding oxidase in Sulfolobus acidocaldarius (SaR2loxII)

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00268	e7qbkA1	A: alpha bundles	X: Ferritin/Heme oxygenase/4-helical cytokines	H: Ferritin/Heme oxygenase	T: Heme oxygenase/Ribonucleotide reductase	F: PF00268	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00268	Ribonucleotide reductase, small chain (Ribonuc_red_sm)	Ribonucleotide reductase, small chain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	R2-like ligand-binding oxidase (homolog II) from Sulfolobus acidocaldarius	ribonucleoside-diphosphate reductase activity oxidoreductase activity oxidoreductase activity, acting on CH or CH2 groups oxidoreductase activity, acting on CH or CH2 groups, disulfide as acceptor ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor catalytic activity cation binding ion binding binding metal ion binding small molecule binding	nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process cellular metabolic process nucleotide biosynthetic process carbohydrate derivative metabolic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process nucleobase-containing compound metabolic process deoxyribonucleotide biosynthetic process deoxyribonucleotide metabolic process biosynthetic process organophosphate metabolic process nucleobase-containing small molecule metabolic process organophosphate biosynthetic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process cellular metabolic process nucleotide biosynthetic process carbohydrate derivative metabolic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process nucleobase-containing compound metabolic process deoxyribonucleotide biosynthetic process deoxyribonucleotide metabolic process biosynthetic process organophosphate metabolic process nucleobase-containing small molecule metabolic process organophosphate biosynthetic process phosphate-containing compound metabolic process nucleoside phosphate biosynthetic process metabolic process cellular process small molecule metabolic process phosphorus metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR009078	Ferritin-like superfamily	Homologous Superfamily
A	IPR000358	Ribonucleotide reductase small subunit family	Family
A	IPR012348	Ribonucleotide reductase-like	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 R01GM133198.