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Genome-edited ATP BINDING CASSETTE B1 transporter SD8 knockouts show optimized rice architecture without yield
Ruihong Qu1, Pingxian Zhang2, Qing Liu3
1Biotechnology Research Institute, Chinese Academy of Agricultural Science, Beijing 100081, China.
Plant Communications
|June 12, 2022
Abstract:
This study reports the identification of the rice open reading frame Semi-Dwarf in chr8 (SD8) that encodes a putative ortholog of Arabidopsis thaliana ABCB1. Genome editing of SD8 leads to optimized rice architecture by reducing plant height and flag-leaf angle without yield penalty. Rice SD8 knockouts may also have the potential for increased yield under high density planting.

