>tr|C3SYM3|C3SYM3_ECOLX NAD kinase OS=Escherichia coli GN=nadK MNNHFKCIGIVGHPRHPTALTTHEMLYRWLCTKGYEVIVEQQIAHELQLKNVKTGTLAEI GQLADLAVVVGGDGNMLGATRTLARYDIKVIGINRGNLGFLTDLDPDNAQQQLADVLEGH YISEKRFLLEAQVCQQDCQKRISTAINEVVLHPGKVAHMIEFEVYIDEIFAFSQRSDGLI ISTPTGSTAYSLSAGGPILTPSLDAITLVPMFPHTLSARPLVINSSSTIRLRFSHRRNDL EISCDSQIALPIQEGEDVLIRRCDYHLNLIHPKDYSYFNTLSTKLGWSKKLF