>sp|B0UUP7|RIBA_HISS2 GTP cyclohydrolase-2 OS=Histophilus somni GN=ribA MSKIQLVAEAKLPTEFGIFRIVGFEFPDTQKEHVALVMGDINDDKPVLARIHSECLTGDA LHSLKCDCGFQLATALRQISEAGRGVLIYHREEGRGIGLINKIRAYALQDQGLDTIEANL ALGFAADERNFSVCADIFALLGVKQVRLLTNNPNKIETMKKSGINIVERVPLNVGENRYN TEYLDTKAKKMGHFIVHNNEQHLIACPHCQEEIPKK