Annotations: 4U8F

Crystal structure of 4-deoxy-L-threo-5-hexosulose-uronate ketol-isomerase complexed with a tartrate

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Ribose/Galactose isomerase RpiB/AlsB	8053338	3000383	SCOP2B (2022-06-29)
A	SCOP2 Family	Gbs1892 isomerase DhuI-like	8047535	4005682	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ribose/Galactose isomerase RpiB/AlsB	8053338	3000383	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)
B	Ribosomal_L30,Ribosomal_L30_N	e4u8fB1	A: beta barrels	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Ribosomal_L30,Ribosomal_L30_N	ECOD (v294.2)
A		e4u8fA1	A: beta barrels	X: Nuclear receptor ligand-binding domain	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F:	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.1400.10	Alpha Beta	3-Layer(aba) Sandwich	Ribose 5-phosphate Isomerase B	Chain: A,	CATH (4.3.0)
A	3.40.1400.10	Alpha Beta	3-Layer(aba) Sandwich	Ribose 5-phosphate Isomerase B	Chain: A,	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Putative uncharacterized protein gbs1892	isomerase activity intramolecular oxidoreductase activity, interconverting aldoses and ketoses intramolecular oxidoreductase activity catalytic activity	carbohydrate metabolic process oligosaccharide metabolic process primary metabolic process metabolic process cellular process disaccharide metabolic process lactose metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR022133	Ribose-5-phosphate isomerase, C-terminal	Domain
A, B	IPR036569	Sugar-phosphate isomerase, RpiB/LacA/LacB superfamily	Homologous Superfamily
A, B	IPR003500	Sugar-phosphate isomerase, RpiB/LacA/LacB family	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.