>tr|F4V0E1|F4V0E1_ECOLX Cytidylate kinase OS=Escherichia coli TA280 GN=cmk MTAIAPVITIDGPSGAGKGTLCKAMAEALQWHLLDSGAIYRVLALAALHHHVDVASEDAL VPLASHLDVRFVSTNGNLEVILEGEDVSGEIRTQEVANAASQVAAFPRVREALLRRQRAF RELPGLIADGRDMGTVVFPDAPVKIFLDASSEERAHRRMLQLQEKGFSVNFERLLAEIKE RDDRDRNRAVAPLVPAADALVLDSTTLSIEQVIEKALQYARQKLALA