Demethylesterification of the Primary Wall by PECTIN METHYLESTERASE35 Provides Mechanical Support to the Arabidopsis Stem

• Published in: The Plant cell Vol. 24; no. 6; pp. 2624 - 2634
• Main Authors: Hongo, Shoko, Sato, Kaori, Yokoyama, Ryusuke, Nishitani, Kazuhiko
• Format: Journal Article
• Language: English
• Published: United States American Society of Plant Biologists 01.06.2012
• Subjects: Arabidopsis - chemistry; Arabidopsis - cytology; Arabidopsis - physiology; Arabidopsis Proteins - genetics; Arabidopsis Proteins - metabolism; Carboxylic Ester Hydrolases - genetics; Carboxylic Ester Hydrolases - metabolism; Cell Wall - chemistry; Cell Wall - metabolism; Cell walls; Fiber cells; Genetic Complementation Test; Inflorescence - genetics; Inflorescence - metabolism; Inflorescences; Lignin; Mechanical properties; Molecular Sequence Data; Monoclonal antibodies; Mutation; Pectins - metabolism; Phenotype; Phenotypes; Plant cells; Plant Stems - chemistry; Plant Stems - cytology; Plant Stems - physiology; Plant tissues; Plants; Stress, Mechanical

Secondary cell walls, which contain lignin, have traditionally been considered essential for the mechanical strength of the shoot of land plants, whereas pectin, which is a characteristic component of the primary wall, is not considered to be involved in the mechanical support of the plant. Contradi...