Incorporation of β-hydroxy-β-methylglutaric acid into carotenoids and other ether soluble compounds in maize seedlings
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概要
- 論文の詳細を見る
3-^<14>C-β-hydroxy-β-methylglutaric acid (HMG) was effectively incorporated into isoprenoids by excised etiolated shoots as well as by the cell-free extracts of maize. The rate of incorporation indicated that HMG was not degraded to acetate or acetoacetate before entering the isoprenoid pathway. HMG and HMG-CoA were equally incorporated by the soluble extract into carotenoids indicating that, in addition to HMG-CoA reductase (EC.1.1.1.34), HMG activating enzyme was also present in the plant. The soluble system (20,000 × g fraction) showed a pH optimum of 7. Endogenous metabolites such as mevalonic acid (MVA) in the reaction mixture decreased the incorporation of HMG into isoprenoids.
- 日本植物生理学会の論文
著者
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Singh B.
Department Of Physics University Of Roorkee
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Salunkhe D.k.
Department Of Food Science Utah State University
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Berry D.L.
Department of Food Science, Utah State University
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Berry D.l.
Department Of Food Science Utah State University
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