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植物果胶甲酯酶与果胶甲酯酶抑制子研究进展 被引量:2

Research progress on pectin methylesterase and pectin methylesterase inhibitor in plant
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摘要 果胶是植物细胞壁的主要组分,存在于胞间层与中间层,影响细胞的流变性与黏附性能。果胶的甲酯化程度影响果胶形态,对稳定细胞壁性质以及植物生长发育过程具有重要作用。果胶甲酯酶(PME)是果胶去甲酯化修饰的关键酶类,果胶甲酯酶抑制子(PMEI)可特异地结合PME,调节其活性,共同决定果胶的去甲脂化。本文综述了PME与PMEI的结构及生化作用机制、相关基因家族和表达模式,并进一步对二者介导的果胶去甲酯化过程对细胞壁的影响及其与花粉管发育、根器官形成等植物生长发育过程和逆境响应关系的最新研究进展做了介绍,并进行了展望。
出处 《江苏农业科学》 北大核心 2021年第8期49-56,共8页 Jiangsu Agricultural Sciences
基金 国家自然科学基金(编号:31771775)。
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