Multi-omics analyses of 398 foxtail millet accessions reveal genomic regions associated with domestication, metabolite traits, and anti-inflammatory effects
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Multi-omics analyses of 398 foxtail millet accessions reveal genomic regions associated with domestication, metabolite traits, and anti-inflammatory effects. / Li, Xukai; Gao, Jianhua; Song, Jingyi; Guo, Kai; Hou, Siyu; Wang, Xingchun; He, Qiang; Zhang, Yanyan; Zhang, Yakun; Yang, Yulu; Tang, Jiaoyan; Wang, Hailang; Persson, Staffan; Huang, Mingquan; Xu, Lishuai; Zhong, Linlin; Li, Dongqin; Liu, Yongming; Wu, Hua; Diao, Xianmin; Chen, Peng; Wang, Xiaowen; Han, Yuanhuai.
In: Molecular Plant, Vol. 15, No. 8, 2022, p. 1367-1383.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Multi-omics analyses of 398 foxtail millet accessions reveal genomic regions associated with domestication, metabolite traits, and anti-inflammatory effects
AU - Li, Xukai
AU - Gao, Jianhua
AU - Song, Jingyi
AU - Guo, Kai
AU - Hou, Siyu
AU - Wang, Xingchun
AU - He, Qiang
AU - Zhang, Yanyan
AU - Zhang, Yakun
AU - Yang, Yulu
AU - Tang, Jiaoyan
AU - Wang, Hailang
AU - Persson, Staffan
AU - Huang, Mingquan
AU - Xu, Lishuai
AU - Zhong, Linlin
AU - Li, Dongqin
AU - Liu, Yongming
AU - Wu, Hua
AU - Diao, Xianmin
AU - Chen, Peng
AU - Wang, Xiaowen
AU - Han, Yuanhuai
N1 - Publisher Copyright: © 2022 Elsevier Inc.
PY - 2022
Y1 - 2022
N2 - Foxtail millet (Setaria italica), which was domesticated from the wild species green foxtail (Setaria viridis), is a rich source of phytonutrients for humans. To evaluate how breeding changed the metabolome of foxtail millet grains, we generated and analyzed the datasets encompassing the genomes, transcriptomes, metabolomes, and anti-inflammatory indices from 398 foxtail millet accessions. We identified hundreds of common variants that influence numerous secondary metabolites. We observed tremendous differences in natural variations of the metabolites and their underlying genetic architectures between distinct sub-groups of foxtail millet. Furthermore, we found that the selection of the gene alleles associated with yellow grains led to altered profiles of metabolites such as carotenoids and endogenous phytohormones. Using CRISPR-mediated genome editing we validated the function of PHYTOENE SYNTHASE 1 (PSY1) gene in affecting millet grain color and quality. Interestingly, our in vitro cell inflammation assays showed that 83 metabolites in millet grains have anti-inflammatory effects. Taken together, our multi-omics study illustrates how the breeding history of foxtail millet has shaped its metabolite profile. The datasets we generated in this study also provide important resources for further understanding how millet grain quality is affected by different metabolites, laying the foundations for future millet genetic research and metabolome-assisted improvement.
AB - Foxtail millet (Setaria italica), which was domesticated from the wild species green foxtail (Setaria viridis), is a rich source of phytonutrients for humans. To evaluate how breeding changed the metabolome of foxtail millet grains, we generated and analyzed the datasets encompassing the genomes, transcriptomes, metabolomes, and anti-inflammatory indices from 398 foxtail millet accessions. We identified hundreds of common variants that influence numerous secondary metabolites. We observed tremendous differences in natural variations of the metabolites and their underlying genetic architectures between distinct sub-groups of foxtail millet. Furthermore, we found that the selection of the gene alleles associated with yellow grains led to altered profiles of metabolites such as carotenoids and endogenous phytohormones. Using CRISPR-mediated genome editing we validated the function of PHYTOENE SYNTHASE 1 (PSY1) gene in affecting millet grain color and quality. Interestingly, our in vitro cell inflammation assays showed that 83 metabolites in millet grains have anti-inflammatory effects. Taken together, our multi-omics study illustrates how the breeding history of foxtail millet has shaped its metabolite profile. The datasets we generated in this study also provide important resources for further understanding how millet grain quality is affected by different metabolites, laying the foundations for future millet genetic research and metabolome-assisted improvement.
KW - anti-inflammatory effects
KW - foxtail millet
KW - genetic association
KW - metabolome
KW - multi-omics
KW - transcriptome
U2 - 10.1016/j.molp.2022.07.003
DO - 10.1016/j.molp.2022.07.003
M3 - Journal article
C2 - 35808829
AN - SCOPUS:85135368185
VL - 15
SP - 1367
EP - 1383
JO - Molecular Plant
JF - Molecular Plant
SN - 1674-2052
IS - 8
ER -
ID: 318547861