>sp|A6VPG3|RIBA_ACTSZ GTP cyclohydrolase-2 OS=Actinobacillus succinogenes GN=ribA MAKIQRVTEATLPTEFGIFKIVGFEFPDTKKEHVALVMGDVEDGQPVLARIHSECLTGDA LHSLKCDCGFQLARALRQISEEGRGVLIYHREEGRGIGLINKIRAYALQDQGMDTIEANL ALGFKADERNFSVCADIFEQLGVKAVRLLTNNPAKIETMKSAGINVVERVPLNVGENRYN VGYLDTKAKKMGHYIVHNNKKHFLECPHCQSEIPADE