Nature Communications (Dec 2018)

Chromatin-mediated feed-forward auxin biosynthesis in floral meristem determinacy

  • Nobutoshi Yamaguchi,
  • Jiangbo Huang,
  • Yoshitaka Tatsumi,
  • Masato Abe,
  • Shigeo S. Sugano,
  • Mikiko Kojima,
  • Yumiko Takebayashi,
  • Takatoshi Kiba,
  • Ryusuke Yokoyama,
  • Kazuhiko Nishitani,
  • Hitoshi Sakakibara,
  • Toshiro Ito

DOI
https://doi.org/10.1038/s41467-018-07763-0
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 15

Abstract

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In Arabidopsis, the AG and CRC transcription factors terminate floral stem cells and allow the emergence of female floral organs. Here the authors show that AG and CRC form a feed-forward loop that controls local auxin biosynthesis via induction of YUCCA4 to ensure successful gynoecium formation.