Function
Involved in chemotaxis (PubMed:324984, PubMed:358191, PubMed:392505, PubMed:2188960). Part of a chemotaxis signal transduction system that modulates chemotaxis in response to various stimuli (PubMed:392505, PubMed:2188960). Catalyzes the demethylation of specific methylglutamate residues introduced into the chemoreceptors (methyl-accepting chemotaxis proteins or MCP) by CheR (PubMed:358191, PubMed:392505, PubMed:2188960). Also mediates the irreversible deamidation of specific glutamine residues to glutamic acid (PubMed:6300110, PubMed:6304723). Catalyzes its own deactivation by removing the activating phosphoryl group (PubMed:2188960).
Sequence
MSKIRVLSVDDSALMRQIMTEIINSHSDMEMVATAPDPLVARDLIKKFNPDVLTLDVEMPRMDGLDFLEKLMRLRPMPVVMVSSLTGKGSEVTLRALELGAIDFVTKPQLGIREGMLAYNEMIAEKVRTAAKASLAAHKPLSAPTTLKAGPLLSSEKLIAIGASTGGTEAIRHVLQPLPLSSPALLITQHMPPGFTRSFADRLNKLCQIGVKEAEDGERVLPGHAYIAPGDRHMELSRSGANYQIKIHDGPAVNRHRPSVDVLFHSVAKQAGRNAVGVILTGMGNDGAAGMLAMRQAGAWTLAQNEASCVVFGMPREAINMGGVCEVVDLSQVSQQMLAKISAGQAIRI