Table 1.
The linkage map lengths and recombination rates for the chicken chromosomes of the combined populations.
| Length1 | Sex-average | Sex-specific | Recombination rate | ||
|---|---|---|---|---|---|
| Chromosome | Female | Male | |||
| (Mb) | (cM) | (cM) | (cM/Mb) | ||
| GGA1 | 200.9 | 413.5 | 377.1 | 455.3 | 2.1 |
| GGA2 | 154.8 | 281.3 | 259.9 | 303.5 | 1.8 |
| GGA3 | 113.6 | 236.9 | 225.6 | 250.2 | 2.1 |
| GGA4 | 94.2 | 195.2 | 182.5 | 207.7 | 2.1 |
| GGA5 | 62.2 | 154.4 | 154.9 | 155.1 | 2.5 |
| GGA6 | 37.3 | 93.8 | 85.0 | 102.4 | 2.5 |
| GGA7 | 38.3 | 103.1 | 99.0 | 107.3 | 2.7 |
| GGA8 | 30.6 | 96.6 | 94.2 | 98.9 | 3.2 |
| GGA9 | 25.5 | 88.1 | 85.4 | 91.1 | 3.5 |
| GGA10 | 22.5 | 80.6 | 79.6 | 81.1 | 3.6 |
| GGA11 | 21.9 | 64.0 | 63.3 | 64.9 | 2.9 |
| GGA12 | 20.5 | 69.1 | 67.9 | 70.7 | 3.4 |
| GGA13 | 18.9 | 62.7 | 63.8 | 61.6 | 3.3 |
| GGA14 | 15.8 | 67.4 | 72.5 | 65.2 | 4.3 |
| GGA15 | 13.0 | 53.6 | 52.9 | 54.2 | 4.1 |
| GGA16 | 0.4 | 55.6 | 59.1 | 53.5 | n.d.2 |
| GGA17 | 11.2 | 50.9 | 51.5 | 51.0 | 4.6 |
| GGA18 | 10.9 | 51.7 | 49.9 | 53.5 | 4.7 |
| GGA19 | 9.9 | 52.3 | 53.2 | 52.0 | 5.3 |
| GGA20 | 13.9 | 55.1 | 55.2 | 54.8 | 4.0 |
| GGA21 | 6.9 | 56.9 | 57.2 | 56.5 | 8.2 |
| GGA22 | 3.9 | 56.4 | 59.9 | 52.4 | 14.3 |
| GGA23 | 6.0 | 52.3 | 51.4 | 53.0 | 8.7 |
| GGA24 | 6.4 | 53.2 | 53.4 | 52.4 | 8.3 |
| GGA25 | 2.0 | 57.1 | 54.0 | 59.4 | n.d.2 |
| GGA26 | 5.1 | 52.3 | 51.4 | 52.9 | 10.3 |
| GGA27 | 4.7 | 51.0 | 50.6 | 51.5 | 10.8 |
| GGA28 | 4.5 | 53.6 | 52.5 | 54.3 | 11.9 |
| LGE22 | 0.9 | 59.3 | 58.5 | 64.5 | n.d.2 |
| LGE64 | 0.017 | 8.4 | 6.7 | 8.7 | n.d.2 |
| GGZ | 74.6 | 227.7 | - | 227.1 | 3.0 |
| Total autosomal | 956.9 | 2,826.4 | 2,728.1 | 2,939.6 | 3.0 |
| Total length | 1,031.5 | 3,053.5 | 2,728.0 | 3,166.7 | 3.0 |
1) Physical length of the chromosome was based on the position of the last marker in the WASHUC2 build. 2) n.d. = not determined, as the chromosome showed clear evidence of sequence gaps.