>sp|Q0I5D1|PUR5_HISS1 Phosphoribosylformylglycinamidine cyclo-ligase OS=Histophilus somni GN=purM MSKQSLSYKDAGVDINAGNTLVERIKSDVKRTTRPEVIGGLGGFGALCALPSKYKDPILV SGTDGVGTKLRLAIDLKKHDTIGVDLVAMCVNDLVVQGAEPLFFLDYYATGKLDVDVAAD VIKGIADGCVQAGCALVGGETAEMPGMYHTGDYDLAGFCVGVVEKSEIIDGSNVKAGDAL LALASSGPHSNGYSLIRKVIEVSGIDPTTTQLAEHSFAEQVLAPTKIYVKPVLQLIKHTD VHAICHLTGGGFWENIPRVLPSSVKAVINEKSWEWHPIFKWLQEQGNIDRYEMYRTFNCG VGMIIALPQEDVETALALLQQVGEKAWVIGKIEHANADEEKVVIC