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Table 6 Summary statistics for the linkage map and number of informative markers in the F2 population

From: Genetic dissection of growth traits in a Chinese indigenous × commercial broiler chicken cross

Chromosome Physical size1(Mb) Number of SNPs Sex average (cM)2 Recombination rate (cM/Mb)2
GGA1 201 6800 491.2 2.4
GGA2 155 5073 318.8 2.1
GGA3 114 3924 269.3 2.4
GGA4 94 3143 183 2
GGA5 62 2112 170.1 2.7
GGA6 37 1595 98.8 2.7
GGA7 38 1627 103.9 2.7
GGA8 31 1330 107.4 3.5
GGA9 26 1115 90.2 3.5
GGA10 22.6 1247 77 3.4
GGA11 21.9 1172 77.2 3.5
GGA12 20.5 1252 94.1 4.6
GGA13 18.9 1090 76.8 4.1
GGA14 15.8 968 67.1 4.3
GGA15 13 993 65.9 5.1
GGA16 0.43 13 0.8 n.d. 3
GGA17 11.2 830 66.8 6
GGA18 10.9 826 65 6
GGA19 9.9 779 62.8 6.3
GGA20 14 1346 75.2 5.4
GGA21 7 730 54.2 7.7
GGA22 3.9 285 47.4 12.2
GGA23 6 562 60.2 10
GGA24 6.4 659 60.6 9.5
GGA25 2.03 164 61.8 n.d. 3
GGA26 5.1 601 57.5 11.3
GGA27 4.8 436 57.8 12.1
GGA28 4.5 503 55.5 12.3
LGE22 0.9 103 52 n.d. 2
Total autosomal 957.8 41278 3068.4 3.2
  1. 1 Physical length of the chromosome was based on the WASHUC 3.1 build. 2 Estimated from the genetic map estimated in this population and the physical map from the NCBI database. 3 n.d. = not determined, as the chromosome showed clear evidence of sequence gaps.