Reaction: protein L-glutamate O5-methyl ester + H2O = protein L-glutamate + methanol
Other name(s): chemotaxis-specific methylesterase; methyl-accepting chemotaxis protein methyl-esterase; CheB methylesterase; methylesterase CheB; protein methyl-esterase; protein carboxyl methylesterase; PME; protein methylesterase
Systematic name: protein-L-glutamate-O5-methyl-ester acylhydrolase
Comments: Hydrolyses the products of EC 126.96.36.199 (protein-L-isoaspartate(D-aspartate) O-methyltransferase), EC 188.8.131.52 (isoorientin 3'-O-methyltransferase), EC 184.108.40.206 (protein-glutamate O-methyltransferase) and EC 220.127.116.11 (protein-S-isoprenylcysteine O-methyltransferase).
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 69552-31-4
1. Gagnon, C., Harbour, G. and Camato, R. Purification and characterization of protein methylesterase from rat kidney. J. Biol. Chem. 259 (1984) 10212-10215. [PMID: 6469959]
2. Kehry, M.R., Doak, T.G. and Dahlquist, F.W. Stimulus-induced changes in methylesterase activity during chemotaxis in Escherichia coli. J. Biol. Chem. 259 (1984) 11828-11835. [PMID: 6384215]