Table 1 Salient features of the sequenced BAC anchored second generation reference genetic map of B. rapa
Linkage group | No. of total markers | No. of SSR markers (%) | Average distance between two loci (cM) | No. of anchored BACs | No. of markers with 1 cM intervalsa | No. of gapsb | Length (cM) |
|---|---|---|---|---|---|---|---|
A1 | 67 | 46 (69%) | 2.0 | 20 | 56 | 0 | 136.9 |
A2 | 42 | 27 (64%) | 2.8 | 4 | 35 | 2 | 118.5 |
A3 | 104 | 64 (62%) | 1.1 | 35 | 80 | 0 | 118.6 |
A4 | 38 | 21 (55%) | 2.4 | 11 | 36 | 0 | 92.3 |
A5 | 97 | 50 (52%) | 1.3 | 25 | 64 | 0 | 130.8 |
A6 | 86 | 40 (47%) | 1.6 | 13 | 68 | 0 | 138.5 |
A7 | 98 | 49 (50%) | 1.0 | 24 | 64 | 0 | 98.4 |
A8 | 47 | 24 (51%) | 2.0 | 11 | 38 | 0 | 93.2 |
A9 | 91 | 65 (71%) | 1.2 | 36 | 60 | 0 | 104.8 |
A10 | 49 | 25 (51%) | 1.9 | 9 | 43 | 0 | 91.3 |
Total/avg | 719 | 411 (57%) | 1.6 | 188 | 544 (76%) | 2 | 1,123.3 |