>sp|Q8X8T3|HISX_ECO57 Histidinol dehydrogenase OS=Escherichia coli O157:H7 GN=hisD MSFNTIIDWNSCTAKQQRQLLMRPAISASESITRTVNDILDSVKARGDDALREYSAKFDK TTVTALKVSAEEIAAASERLSDELKQAMAVAVKNIETFHTAQKLPPVDVETQPGVRCQQV TRPVASVGLYIPGGSAPLFSTVLMLATPARIAGCKKVVLCSPPPIADEILYAAQLCGVQD VFNVGGAQAIAALAFGTESVPKVDKIFGPGNAFVTEAKRQVSQRLDGAAIDMPAGPSEVL VIADSGATPDFVASDLLSQAEHGPDSQVILLTPDADMAHQVAEAVERQLAELPRAETARQ ALNASRLIVTKDLAQCVEISNQYGPEHLIIQTRNARELVDGITSAGSVFLGDWSPESAGD YASGTNHVLPTYGYTATCSSLGLADFQKRMTVQELSKVGFSALASTIETLAAAERLTAHK NAVTLRVNALKEQA