Anhidro-N-acetilmuraminska kiselina kinaza

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Anhidro-N-acetilmuraminska kiselina kinaza
Identifikatori
EC broj 2.7.1.170
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum

Anhidro-N-acetilmuraminska kiselina kinaza (EC 2.7.1.170, anhMurNAc kinaza, AnmK) je enzim sa sistematskim imenom ATP:1,6-anhidro-N-acetil-beta-muramat 6-fosfotransferaza.[1][2][3] Ovaj enzim katalizuje sledeću hemijsku reakciju

ATP + 1,6-anhidro-N-acetil-beta-muramat +H2O ADP + N-acetilmuramat 6-fosfat

Ovaj enzim, zajedno sa EC 4.2.1.126, N-acetilmuraminska kiselina 6-fosfat eterazom, je neophodan za upotrebu anhidro-N-acetilmuraminske kiseline kod proteobakterija.

Reference[uredi | uredi kod]

  1. Uehara, T., Suefuji, K., Valbuena, N., Meehan, B., Donegan, M. and Park, J.T. (2005). „Recycling of the anhydro-N-acetylmuramic acid derived from cell wall murein involves a two-step conversion to N-acetylglucosamine-phosphate”. J. Bacteriol. 187: 3643-3649. PMID 15901686. 
  2. Uehara, T., Suefuji, K., Jaeger, T., Mayer, C. and Park, J.T. (2006). „MurQ etherase is required by Escherichia coli in order to metabolize anhydro-N-acetylmuramic acid obtained either from the environment or from its own cell wall”. J. Bacteriol. 188: 1660-1662. PMID 16452451. 
  3. Bacik, J.P., Whitworth, G.E., Stubbs, K.A., Yadav, A.K., Martin, D.R., Bailey-Elkin, B.A., Vocadlo, D.J. and Mark, B.L. (2011). „Molecular basis of 1,6-anhydro bond cleavage and phosphoryl transfer by Pseudomonas aeruginosa 1,6-anhydro-N-acetylmuramic acid kinase”. J. Biol. Chem. 286: 12283-12291. PMID 21288904. 

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