Annotations: 7P4Q

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	NadA-like	8065678	3000509	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)
A	PF02445	e7p4qA1	A: a/b three-layered sandwiches	X: NadA-like/4-hydroxy-3-methylbut-2-enyl diphosphate reductase (From Topology)	H: NadA-like/4-hydroxy-3-methylbut-2-enyl diphosphate reductase (From Topology)	T: NadA-like/4-hydroxy-3-methylbut-2-enyl diphosphate reductase	F: PF02445	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02445	Quinolinate synthetase A protein (NadA)	Quinolinate synthetase A protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Quinolinate synthase A	quinolinate synthetase A activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	oxoacid metabolic process nucleotide biosynthetic process organonitrogen compound biosynthetic process aspartate family amino acid metabolic process amino acid metabolic process organic acid metabolic process nucleobase-containing compound metabolic process phosphate-containing compound metabolic process organic substance biosynthetic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process aspartate metabolic process pyridine nucleotide metabolic process oxoacid metabolic process nucleotide biosynthetic process organonitrogen compound biosynthetic process aspartate family amino acid metabolic process amino acid metabolic process organic acid metabolic process nucleobase-containing compound metabolic process phosphate-containing compound metabolic process organic substance biosynthetic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process aspartate metabolic process pyridine nucleotide metabolic process NAD biosynthetic process pyridine nucleotide biosynthetic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process cellular metabolic process dicarboxylic acid metabolic process pyridine-containing compound biosynthetic process primary metabolic process nucleotide metabolic process L-amino acid metabolic process nicotinamide nucleotide biosynthetic process organic cyclic compound metabolic process biosynthetic process organophosphate biosynthetic process organic cyclic compound biosynthetic process nucleoside phosphate biosynthetic process metabolic process 'de novo' NAD biosynthetic process from aspartate purine nucleotide biosynthetic process NAD metabolic process alpha-amino acid metabolic process purine nucleotide metabolic process organic substance metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process 'de novo' NAD biosynthetic process organonitrogen compound metabolic process carboxylic acid metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process proteinogenic amino acid metabolic process organophosphate metabolic process cellular process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003473	Quinolinate synthetase A	Family
A	IPR023066	Quinolinate synthase A, type 2	Family
A	IPR036094	Quinolinate synthetase A 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 R01GM133198.