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Table 1 Salient features of the sequenced BAC anchored second generation reference genetic map of B. rapa

From: Sequenced BAC anchored reference genetic map that reconciles the ten individual chromosomes of Brassica 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
  1. aAdjacent markers > 1 cM.
  2. bDistance between adjacent markers ≥ 10 cM.