| Literature DB >> 16659665 |
T C Shen1, E A Funkhouser, M G Guerrero.
Abstract
By use of affinity chromatography on blue dextran-Sepharose, two nitrate reductases from rice (Oryza sativa L.) seedlings, specifically, NADH:nitrate oxidoreductase (EC 1.6.6.1) and NAD(P)-H:nitrate oxidoreductase (EC 1.6.6.2), have been partially separated. Nitrate-induced seedlings contained more NADH-nitrate reductase than NAD(P)H-nitrate reductase, whereas chloramphenicol-induced seedlings contained primarily NAD(P)H-nitrate reductase. NAD(P)H-nitrate reductase was shown to utilize NADPH directly as reductant. This enzyme has a preference for NADPH, but reacts about half as well with NADH.Entities:
Year: 1976 PMID: 16659665 PMCID: PMC542233 DOI: 10.1104/pp.58.3.292
Source DB: PubMed Journal: Plant Physiol ISSN: 0032-0889 Impact factor: 8.340