CottonMD

A Multiomics Database for cotton biological study

Population structure

    In this database, 4,180 cotton accessions can be devided into eight groups according to SNP genotypes and their origins, named as G0-G7. G7 contains most G. barbadense accessions (n=400). G0 (n=39) consisting of wild G. hirsutum accessions from America. G1 (n=243) consisting of G. hirsutum landraces of median American. G2 (n=317) mainly consisting of G. hirsutum landraces of southern China. G3-6 comprising of the cultivated G. hirsutum accessions. Among them, most of accessions from Northwest China (NWC) and North China (NC) were grouped into G3 (n=538); G4 (n=795) contains accessions from three historical Chinese cotton planting areas; G5 (n=728) contains accessions from Yangzi River region (YZR); G6 (n=1,120) contains accessions from Yangtze River region (YZR) of China and the United States.

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Population structure

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PCA (Principal component analysis)

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Phylogenetic tree

Hover over the end branch of the phylogenetic tree to query sample details.