Table 2 Molecular diversity based on biological and geographical groupings of the chickpea composite collection (48 SSR loci data on 2915 accessions)
Group | # accessions | Allelic composition | Unique allele | Gene diversity | Average heterozygosity (%) | ||
|---|---|---|---|---|---|---|---|
| Â | Â | Allelic richness | Rare allele (1%) | Common allele (1%) | Â | Â | Â |
Biological | |||||||
Kabuli | 1167 | 1288 (27) | 597 | 691 | 104 | 0.845 (0.254–0.964) | 1.14 |
Desi | 1668 | 1481 (31) | 781 | 700 | 297 | 0.846 (0.417–0.974) | 0.52 |
Pea-shaped | 70 | 670 (14) | 7 | 663 | 4 | 0.874 (0.484–0.955) | 0.49 |
Wild Cicer species | 10 | 341 (7) | 0 | 341 | 69 | 0.791 (0.444–0.890) | 10.74 |
Geographical | |||||||
Africa | 150 | 832 (17) | 199 | 633 | 10 | 0.801 (0.301–0.949) | 0.42 |
CIS | 44 | 557 (12) | 0 | 557 | 1 | 0.795 (0.376–0.929) | 1.19 |
Europe | 65 | 647 (13) | 5 | 642 | 2 | 0.804 (0.175–0.936) | 0.78 |
Mediterranean | 619 | 1241 (26) | 573 | 668 | 114 | 0.832 (0.260–0.965) | 1.51 |
North and central America (NCA) | 94 | 719 (15) | 0 | 719 | 6 | 0.829 (0.466–0.948) | 0.34 |
South America (SA) | 49 | 524 (11) | 0 | 524 | 3 | 0.772 (0.119–0.941) | 1.08 |
South and southeast Asia (SSEA) | 1138 | 1322 (28) | 678 | 644 | 117 | 0.821 (0.347–0.969) | 0.55 |
Unknown region | 34 | 583 (12) | 0 | 583 | 14 | 0.850 (0.545–0.939) | 0.31 |
West Asia (WA) | 720 | 1318 (27) | 535 | 783 | 114 | 0.866 (0.478–0.967) | 0.72 |