>sp|A8G2S6|PUR9_PROM2 Bifunctional purine biosynthesis protein PurH OS=Prochlorococcus marinus GN=purH MSPLALVSVSDKKNIIQFCKELIENFNYKILSSGGTAKHLIEAKIPVIKVADFTNSQEIL GGRVKTLHPKIHGGILAKRTDEEHQIDIKANDLELIDLVVVNLYPFKKTIDQGAKWEDAI ENIDIGGPSMIRSAAKNHKYVSVLVDPSQYQNFLEESKKGELKESYKAKLALEAFQHTAD YDTAISNWISKERGFQSSKHIKSYPLIKSLRYGENPHQKAFWYGLSNIGWNSAKQLQGKD LSYNNLLDLESALTTVLEFGYAEKDELTTDTFASIILKHNNPCGASVSNSASQAFLNALE CDSVSAFGGIVAFNSNVDSETAIQLKDIFLECVVAPSFDEKALEILKVKKNLRILKLSKD QLPKNNQTSTKSIMGGLLVQDTDDNKEKSEGWISVTNKNPSNQMNLDLNFAWKICKHVKS NAIVIAKDQKTIGIGAGQMNRVGAAKIALKAAGKLCSGAVLASDGFFPFADTVELANEYG IKAIIQPGGSLRDQESIDMCNAKGIAMIFTQKRHFLH