Glucose-6-phosphate 1-epimerase
In enzymology, a glucose-6-phosphate 1-epimerase (EC 5.1.3.15) is an enzyme that catalyzes the chemical reaction
- alpha-D-glucose 6-phosphate beta-D-glucose 6-phosphate
| glucose-6-phosphate 1-epimerase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC number | 5.1.3.15 | ||||||||
| CAS number | 37259-65-7 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| Gene Ontology | AmiGO / QuickGO | ||||||||
| |||||||||
Hence, this enzyme has one substrate, alpha-D-glucose 6-phosphate, and one product, beta-D-glucose 6-phosphate.
This enzyme belongs to the family of isomerases, specifically those racemases and epimerases acting on carbohydrates and derivatives. The systematic name of this enzyme class is D-glucose-6-phosphate 1-epimerase. This enzyme participates in glycolysis / gluconeogenesis.
Structural studies
As of late 2013, 3 structures have been solved for this class of enzymes, with PDB accession codes 2CIQ, 2CIR, and 2CIS.
References
- Wurster B, Hess B (1972). "Glucose-6-phosphate-1-epimerase from baker's yeast. A new enzyme". FEBS Lett. 23 (3): 341–344. doi:10.1016/0014-5793(72)80311-9. PMID 11946648. S2CID 19331275.
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