1 | Author | K.H G Rum Bach | Requires cookie* |
Title | Evidence for the Existence of Two ^-Carotene Pools and Two Biosynthetic ^-Carotene Pathways in the Chloroplast ![]() | ||
Abstract | Two /7-Carotene pools were obtained in the chloroplast. It is concluded that one pool is very small like a-carotene and responsible exclusively for the biosynthesis of /?-ionone-xanthophylls. The other ^-carotene pool is proposed to be the one, that is located close to photosystem I and is involved in photosynthesis as a light protecting agent for chlorophylls against photo-oxidation. Furtherm ore evidence is given that both /7-carotene pools are synthesized by independent biosyn thetic pathways. | ||
Reference | Z. Naturforsch. 34c, 1205 (1979); received Septem ber 4 1979 | ||
Published | 1979 | ||
Keywords | Biosynthesis, Carotenoids, /?-Carotene, Photosynthesis | ||
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