>sp|C6BSE1|HIS7_MARSD Imidazoleglycerol-phosphate dehydratase OS=Maridesulfovibrio salexigens GN=hisB MSQRSAAIARTTKETDISLKLNIDGEGNTNIDTGVGFADHMLTLMSFWAGFDLDLKCKGD LEIDSHHTLEDIALVLGQVLSEAMGDKKGINRIGFAKVPMDEALVEVVIDLSGRAYLVYD DDILPPIIAGDERDVWREFFKSLAFKAGMNLHIKFEYGRNGHHLLEGAFKALGLAFRNAL SVERQGVSSTKGSLD