KEGG Orthology (KO) [BR:ecl00001] 09100 Metabolism 09105 Amino acid metabolism 00340 Histidine metabolism [PATH:ecl00340] EcolC_1622 Histidinol dehydrogenase K00013 hisD; histidinol dehydrogenase [EC:1.1.1.23] Enzymes [BR:ecl01000] 1. Oxidoreductases 1.1 Acting on the CH-OH group of donors 1.1.1 With NAD+ or NADP+ as acceptor 1.1.1.23 histidinol dehydrogenase EcolC_1622 Histidinol dehydrogenase K00013 hisD; histidinol dehydrogenase [EC:1.1.1.23]