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Brief Communication

Nature Chemical Biology 5, 578–580 (1 August 2009) | doi:10.1038/nchembio.182

A glycopeptide regulating stem cell fate in Arabidopsis thaliana

Kentaro Ohyama , Hidefumi Shinohara , Mari Ogawa-Ohnishi & Yoshikatsu Matsubayashi

The secreted peptide gene CLAVATA3 (CLV3) regulates stem cell fate in the shoot apical meristem in Arabidopsis thaliana plants, but the molecular structure of the active mature CLV3 peptide is controversial. Here, using nano-LC-MS/MS analysis of apoplastic peptides of A.