EC |
6.3.2.7 |
Accepted name: |
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate—L-lysine ligase |
Reaction: |
ATP + UDP-N-acetyl-α-D-muramoyl-L-alanyl-D-glutamate + L-lysine = ADP + phosphate + UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-L-lysine |
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For diagram of peptidoglycan biosynthesis (part 1), click here |
Other name(s): |
MurE synthetase; UDP-N-acetylmuramoyl-L-alanyl-D-glutamyl-L-lysine synthetase; uridine diphospho-N-acetylmuramoylalanyl-D-glutamyllysine synthetase; UPD-MurNAc-L-Ala-D-Glu:L-Lys ligase; UDP-N-acetylmuramoyl-L-alanyl-D-glutamate:L-lysine γ-ligase (ADP-forming) |
Systematic name: |
UDP-N-acetyl-α-D-muramoyl-L-alanyl-D-glutamate:L-lysine γ-ligase (ADP-forming) |
Comments: |
Involved in the synthesis of a cell-wall peptide in bacteria. This enzyme adds lysine in some Gram-positive organisms; in others and in Gram-negative organisms EC 6.3.2.13 (UDP-N-acetylmuramoyl-L-alanyl-D-glutamate—2,6-diaminopimelate ligase) adds 2,6-diaminopimelate instead. |
Links to other databases: |
BRENDA, EXPASY, Gene, KEGG, MetaCyc, PDB, CAS registry number: 9023-51-2 |
References: |
1. |
Ito, E. and Strominger, J.L. Enzymatic synthesis of the peptide in bacterial uridine nucleotides. I. Enzymatic addition of L-alanine, D-glutamic acid, and L-lysine. J. Biol. Chem. 237 (1962) 2689–2695. |
2. |
van Heijenoort, J. Recent advances in the formation of the bacterial peptidoglycan monomer unit. Nat. Prod. Rep. 18 (2001) 503–519. [PMID: 11699883] |
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[EC 6.3.2.7 created 1961, modified 2002] |
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