>sp|A9BCS9|PUR5_PROM4 Phosphoribosylformylglycinamidine cyclo-ligase OS=Prochlorococcus marinus GN=purM MDYKTAGVDVKAGRAFVDLIKTSVNETSRPEVIGGIGGFGGFMRLPHGLENPVLVAGTDG VGTKLELAQDYHAHFGVGIDLVAMCVNDVITSGAEPLLFLDYIATGKLAPKDLSEVVKGI AEGCKKSNCVLLGGETAEMPGFYSKGRYDLAGFCLAVVEEKKIIDGSTIKAGDQIIGVQS NGLHSNGFSLVRKVLGMSGANKSILVDTKKTPLIDSLLQPTALYVELVQSLLKHTIPIKG MAHITGGGLPENLPRCLPNGLNAFIEPGSWDIPEIFFWLKKAGHIPEDDWWNTFNLGIGF CLVVSTDQVEAALEICTEIGWDAWTIGRVQEPTVPGQQRLIGLPE