>sp|Q9HPW5|HISX_HALSA Histidinol dehydrogenase OS=Halobacterium salinarum GN=hisD MEYEAVADLAPDRRVALFERDAGVDAVRSDVAEILDRVESEGDVALRALASEFDDVEVGN LDVTDEMERAADAVPDDVYDAIEDAAANIRAFHEAQLPDDWRESFAAGRELGRRFRPVRR VGVYAPGGTAAYPSSVLMGVIPAVVAGVEQVAVATPPAETINPVTLAAAHAAGADRVYQV GGAQAIGAFAYGTETVDTVQTVVGPGNKWVTAAKAEVRGDVEIDFLAGPSELLVVADETA EPAFVAADLLAQAEHDPNASVVAVTDDEATAAAITDAVAARLDDRERADTIRAALDNEAS GVFVARSMSEAVMFAEEYAAEHLSIQASDDEALLDRIDSAGSVFLGGYAPVAAGDYAAGT NHVLPTNGTARVTGGLSVDTFLRSTTVQRLDREGLAALRETVTTLADAEGLEGHAASVDA RFEDE