In enzymology, an UDP-glucosamine 4-epimerase (EC 5.1.3.16) is an enzyme that catalyzes the chemical reaction
| UDP-glucosamine 4-epimerase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 5.1.3.16 | ||||||||
| 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 | ||||||||
| |||||||||
- UDP-glucosamine UDP-galactosamine
Hence, this enzyme has one substrate, UDP-glucosamine, and one product, UDP-galactosamine.
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 UDP-glucosamine 4-epimerase.
References
edit- MALEY F, MALEY GF (1959). "The enzymic conversion of glucosamine to galactosamine". Biochim. Biophys. Acta. 31 (2): 577–8. doi:10.1016/0006-3002(59)90047-2. PMID 13628700.
- Silbert JE; Brown DH (1961). "Enzymic synthesis of uridine diphosphate glucosamine and heparin from [14C]glucosamine by a mouse mast-cell tumor". Biochim. Biophys. Acta. 54 (3): 590–592. doi:10.1016/0006-3002(61)90105-6. PMID 14039274.
