KEGG Orthology (KO) [BR:hys00001] 09100 Metabolism 09105 Amino acid metabolism 00340 Histidine metabolism [PATH:hys00340] HydSN_0910 histidinol dehydrogenase K00013 hisD; histidinol dehydrogenase [EC:1.1.1.23] Enzymes [BR:hys01000] 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 HydSN_0910 histidinol dehydrogenase K00013 hisD; histidinol dehydrogenase [EC:1.1.1.23]