Annotations: 1XTZ

Crystal structure of the S. cerevisiae D-ribose-5-phosphate isomerase: comparison with the archeal and bacterial enzymes

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	AA_kinase	e1xtzA3	A: beta barrels	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: AA_kinase	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1360	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	3.30.70.260	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	ACT domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF06026	Ribose 5-phosphate isomerase A (phosphoriboisomerase A) (Rib_5-P_isom_A)	Ribose 5-phosphate isomerase A (phosphoriboisomerase A)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ribose-5-phosphate isomerase	isomerase activity intramolecular oxidoreductase activity, interconverting aldoses and ketoses intramolecular oxidoreductase activity ribose-5-phosphate isomerase activity catalytic activity	monosaccharide metabolic process carbohydrate metabolic process small molecule metabolic process metabolic process cellular process primary metabolic process pentose metabolic process D-ribose metabolic process vitamin B6 biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process pyridine-containing compound biosynthetic process vitamin biosynthetic process pyridoxine biosynthetic process monosaccharide metabolic process carbohydrate metabolic process small molecule metabolic process metabolic process cellular process primary metabolic process pentose metabolic process D-ribose metabolic process vitamin B6 biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process pyridine-containing compound biosynthetic process vitamin biosynthetic process pyridoxine biosynthetic process vitamin metabolic process pyridoxine metabolic process biosynthetic process pyridine-containing compound metabolic process vitamin B6 metabolic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process carbohydrate derivative metabolic process generation of precursor metabolites and energy glucose 6-phosphate metabolic process nucleotide metabolic process NADP+ metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process NADPH regeneration purine nucleotide metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process pentose-phosphate shunt phosphate-containing compound metabolic process phosphorus metabolic process glyceraldehyde-3-phosphate metabolic process aldehyde metabolic process pentose-phosphate shunt, non-oxidative branch	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR037171	NagB/RpiA transferase-like	Homologous Superfamily
A	IPR004788	Ribose 5-phosphate isomerase, type A	Family

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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.