肌醇在植物体内的代谢概述——肌醇作为细胞壁木聚糖和果胶前驱物的代谢途径

doi:10.3969/j.issn.0253-2417.2013.05.021

Abstract

Abstract: Inositol, known as cyclohexanehexol, has very important biological functions in the growth of plants. The myo-inositol is the most abundant isomer of inositol in plants which is formed by glucose cyclization catalyzed by hexokinase, myo-inositol-1-phosphate synthase and alkaline phosphatase. It takes part in some vital oxidation pathway in plants. Cell wall formation has a close relationship with the metabolism of myo-inositol. Xylan and pectin are important contents of cell wall polysaccharides can be formed by myo-inositol oxidation pathway. This provides important basis for the study of the linkage between xylan and pectin and lignin in plant cell wall by isotopic tracer method. This also contributes to the study of plant fiber chemistry and pulp and paper science.

Key words: myo-inositol, biosynthesis, metabolism pathway, polysaccharides, cell wall

CLC Number:

TQ351

ZHANG Meng;XIE Yi-min;YANG Hai-tao;YAO Lan. Myo-inositol Metamolism as the Precursor of Xylan and Pectin in Plants[J]. , 2013, 33(5): 106-114.

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Myo-inositol Metamolism as the Precursor of Xylan and Pectin in Plants

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