>tr|K2KWK0|K2KWK0_HELPX GTP cyclohydrolase-2 OS=Helicobacter pylori R046Wa GN=ribA MKRLEVSNQAKLPTQFGEFYIQCFREKGSNGSKDHLVVFTPNFSQNPLVRLHSECLTGDA LGSQKCDCGGALQMALERISKEGGLVIYLRQEGRGIGLFNKVNAYALQDKGYDTIQANEM IGFKDDERDYSVAGEILEYYRIKKMRLLTNNPKKIAALEKYAEVTRESLIVCANEHNQGY LEVKKLKMGHLL