Article
Mutation of CESA1 phosphorylation site influences pectin synthesis and methylesterification with a role in seed development.
Journal of plant physiology - 1 Mar 2022
Zhang Shuangxi, Sheng Huachun, Ma Yue, Wei Yanping, Liu Dan, Dou Yanhua, Cui Huiying, Liang Boyou, Liesche Johannes, Li Jisheng, Chen Shaolin
Abstract excerpt
Cell wall biogenesis is required for the production of seeds of higher plants. However, little is known about regulatory mechanisms underlying cell wall biogenesis during seed formation. Here we show a role for the phosphorylation of Arabidopsis cellulose synthase 1 (AtCESA1) in modulating pectin synthesis and methylesterification in seed coat mucilage. A phosphor-null mutant of AtCESA1 on T166 (AtCESA1T166A) was...
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