HY5 Suppresses, Rather Than Promotes, Abscisic Acid-Mediated Inhibition of Postgermination Seedling Development

Premachandran Yadukrishnan; Puthan Valappil Rahul; Sourav Datta

doi:10.1104/pp.20.00783

HY5 Suppresses, Rather Than Promotes, Abscisic Acid-Mediated Inhibition of Postgermination Seedling Development

Plant Physiol. 2020 Oct;184(2):574-578. doi: 10.1104/pp.20.00783. Epub 2020 Aug 12.

Authors

Premachandran Yadukrishnan¹, Puthan Valappil Rahul¹, Sourav Datta²

Affiliations

¹ Department of Biological Sciences, Indian Institute of Science Education and Research, Bhopal-462066, Madhya Pradesh, India.
² Department of Biological Sciences, Indian Institute of Science Education and Research, Bhopal-462066, Madhya Pradesh, India [email protected].

Abstract

In contradiction with what has been reported before, the light signaling factor HY5 negatively regulates ABA-mediated inhibition of post-germination seedling growth by acting downstream to COP1.

Publication types

Letter
Research Support, Non-U.S. Gov't

MeSH terms

Abscisic Acid / metabolism*
Arabidopsis
Arabidopsis Proteins / physiology*
Basic-Leucine Zipper Transcription Factors / physiology*
Seedlings / growth & development*

Substances

Arabidopsis Proteins
Basic-Leucine Zipper Transcription Factors
HY5 protein, Arabidopsis
Abscisic Acid