3EB9 | pdb_00003eb9

Crystal structure of 6-phosphogluconolactonase from trypanosoma brucei complexed with citrate

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	NagB/RpiA/CoA transferase-like	8089488	3000693	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	NagB/RpiA/CoA transferase-like	8089488	3000693	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)
B	Ras	e3eb9B1	A: alpha bundles	X: HTH	H: Nudix	T: Nudix	F: Ras	ECOD (develop294)
A	Lactonase	e3eb9A1	A: alpha bundles	X: Alpha-beta plaits	H: Nucleotide-diphospho-sugar transferases	T: Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase	F: Lactonase	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	6-phosphogluconolactonase	hydrolase activity, acting on ester bonds 6-phosphogluconolactonase activity carboxylic ester hydrolase activity hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process primary metabolic process metabolic process cellular 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 carbohydrate metabolic process primary metabolic process metabolic process cellular 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 pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle peroxisome microbody glycosome intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR005900	6-phosphogluconolactonase, DevB-type	Domain
A, B	IPR039104	6-phosphogluconolactonase	Family
A, B	IPR006148	Glucosamine/galactosamine-6-phosphate isomerase	Domain
A, B	IPR037171	NagB/RpiA transferase-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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.