>d1b6ra1 b.84.2.1 (A:277-355) N5-carboxyaminoimidazole ribonucleotide synthetase, AIRC, PurK {Escherichia coli} nnpsvminligsdvnydwlklplvhlhwydkevrpgrkvghlnltdsdtsrltatleali pllppeyasgviwaqskfg