>sp|A8G2U2|HIS7_PROM2 Imidazoleglycerol-phosphate dehydratase OS=Prochlorococcus marinus GN=hisB MSSLRQSEIKRKTNETDISVFINLDGNGISEIETGVPFLDHMLHQISSHGLFDLKIKAIG DTYIDDHHTNEDVGIALGKAFSKALGERKGISRFGHFFAPLDEALVQVTLDCSGRPHLSY DLQLKAPRIGNYDTELVKEFFIAFVNSSGITLHINQIRGSNSHHIVEACFKAFSRAMRMA TEIDLRRSDSIPSSKGMLENQ