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Yan, Haidong; Sun, Min; Zhang, Zhongren; Jin, Yarong; Zhang, Ailing; Lin, Chuang; Wu, Bingchao; He, Min; Xu, Bin; Wang, Jing; Qin, Peng; Mendieta, John Pablo; Nie, Gang; Wang, Jianping; Jones, Chris S; Feng, Guangyan; Srivastava, Rakesh K; Zhang, Xinquan; Bombarely, Aureliano; Luo, Dan; Jin, Long; Peng, Yuanying; Wang, Xiaoshan; Ji, Yang; Tian, Shilin; Huang, Linkai
Nature genetics, 03/2023, Letnik: 55, Številka: 3Journal Article
Pearl millet is an important cereal crop worldwide and shows superior heat tolerance. Here, we developed a graph-based pan-genome by assembling ten chromosomal genomes with one existing assembly adapted to different climates worldwide and captured 424,085 genomic structural variations (SVs). Comparative genomics and transcriptomics analyses revealed the expansion of the RWP-RK transcription factor family and the involvement of endoplasmic reticulum (ER)-related genes in heat tolerance. The overexpression of one RWP-RK gene led to enhanced plant heat tolerance and transactivated ER-related genes quickly, supporting the important roles of RWP-RK transcription factors and ER system in heat tolerance. Furthermore, we found that some SVs affected the gene expression associated with heat tolerance and SVs surrounding ER-related genes shaped adaptation to heat tolerance during domestication in the population. Our study provides a comprehensive genomic resource revealing insights into heat tolerance and laying a foundation for generating more robust crops under the changing climate.
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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Povezave do osebnih bibliografij avtorjev | Povezave do podatkov o raziskovalcih v sistemu SICRIS |
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Vir: Osebne bibliografije
in: SICRIS
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