>sp|A2C535|PUR5_PROM1 Phosphoribosylformylglycinamidine cyclo-ligase OS=Prochlorococcus marinus GN=purM MDYKTAGVDVTAGRAFVERIKSCVEKTHKSEVIGGLGGFGGCIRIPKGFESPVLVSGTDG VGTKLELAQQYGCHFGVGIDLVAMCVNDVITNGARPLFFLDYIASGTLTPDALAEVIEGI AAGCCQSDCSLLGGETAEMPGFYPSGRYDLAGFCVGIVENHHLIDGTKINCGDQIIGIKS NGVHSNGFSLVRKVLSMANVDENTLYGKDKRNLIQSLLEPTAIYVQLVEKLLRENLPIHG MTHITGGGLPENLPRIFPSGLLPHIDITTWEITEIFNWLQNAGDIPEIDLWNTFNMGIGF CLIVPKNEVNSALEICMKNDFEAWNIGQVVESQNNSKHSGILGIPS