Annotations: 3O0Q

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Cytochrome_CBB3	e3o0qA1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Cytochrome_CBB3	ECOD (v295.2)
A	ERG4_ERG24	e3o0qA3	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: N-terminal domain of Delta(14)-sterol reductase, MaSR1	F: ERG4_ERG24	ECOD (v295.2)
B	Cytochrome_CBB3	e3o0qB1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Cytochrome_CBB3	ECOD (v295.2)
B	ERG4_ERG24	e3o0qB3	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: N-terminal domain of Delta(14)-sterol reductase, MaSR1	F: ERG4_ERG24	ECOD (v295.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.70.20	Alpha Beta	Alpha-Beta Barrel	Anaerobic Ribonucleotide-triphosphate Reductase Large Chain		CATH (4.3.0)
B	3.20.70.20	Alpha Beta	Alpha-Beta Barrel	Anaerobic Ribonucleotide-triphosphate Reductase Large Chain		CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Ribonucleoside-diphosphate reductase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding vitamin binding cobalamin binding tetrapyrrole binding 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	deoxyribonucleotide biosynthetic process deoxyribonucleotide metabolic process biosynthetic process metabolic process cellular process	-

Chains	Accession	Name	Type
A, B	IPR008926	Ribonucleotide reductase R1 subunit, N-terminal	Homologous Superfamily
A, B	IPR013509	Ribonucleotide reductase large subunit, N-terminal	Domain
A, B	IPR013344	Ribonucleotide reductase, adenosylcobalamin-dependent	Family
A, B	IPR000788	Ribonucleotide reductase large subunit, C-terminal	Domain
A, B	IPR050862	Ribonucleoside diphosphate reductase class-2	Family
A, B	IPR024434	TSCPD domain	Domain