>sp|Q3AD62|PUR5_CARHZ Phosphoribosylformylglycinamidine cyclo-ligase OS=Carboxydothermus hydrogenoformans GN=purM MEELTYKAAGVDIDAGMDVVRRIKSEVEKTLNPNVLAGIGGFSALYCLDVTGYNEPVLVS STDGVGTKLKIAQALGKYDTIGIDLVAMVVNDLLTVGAKPLFFLDYVAVGKLNPEQVADL VKGMAEGCLEADCALVGGETAEMPGVYHPGDFDIAGFGVGVVEKSKIIDGSSVKAGDVII GVASSGIHSNGLSLARKALLEYGNYHLTAYVEEFGKTLGEELLTPTRIYVKPVLDLMQKV EIKGMAHITGGGIVDNLPRILPEKVEARITVNWEIPKIFKLIEKAGNVPRREMWRTFNMG IGFILIVEEAKVQEAIKTLESFNYKAWVIGEITAGERRVIINE