Construction and evaluation of a new rat reference genome assembly, GRCr8, from long reads and long-range scaffolding

Table 3.

Chromosome sizes in the GRCr8 assembly compared with those of the primary haplotype of mRatBN7.2, also indicating the difference in size (Δ) and % increase in size

Chromosome GRCr8 bp mRatBN7.2 bp Δ % Added
Chr 1 270,518,180 260,522,016 9,996,164 3.84
Chr 2 251,712,708 249,053,267 2,659,441 1.07
Chr 3 189,428,310 169,034,231 20,394,079 12.07
Chr 4 184,426,481 182,687,754 1,738,727 0.95
Chr 5 172,190,305 166,875,058 5,315,247 3.19
Chr 6 147,156,653 140,994,061 6,162,592 4.37
Chr 7 137,014,596 135,012,528 2,002,068 1.48
Chr 8 132,782,436 123,900,184 8,882,252 7.17
Chr 9 121,768,150 114,175,309 7,592,841 6.65
Chr 10 107,713,808 107,211,142 502,666 0.47
Chr 11 99,753,367 86,241,447 13,511,920 15.67
Chr 12 52,308,831 46,669,029 5,639,802 12.08
Chr 13 109,350,286 106,807,694 2,542,592 2.38
Chr 14 109,089,856 104,886,043 4,203,813 4.01
Chr 15 108,192,169 101,769,107 6,423,062 6.31
Chr 16 91,442,908 84,729,064 6,713,844 7.92
Chr 17 93,515,804 86,533,673 6,982,131 8.07
Chr 18 86,134,022 83,828,827 2,305,195 2.75
Chr 19 74,246,245 57,337,602 16,908,643 29.49
Chr 20 56,021,148 54,435,887 1,585,261 2.91
Chr X 157,758,123 152,453,651 5,304,472 3.48
Chr Y 59,846,084 18,315,841 41,530,243 226.74
Total 2,812,370,470 2,633,473,415 178,897,055 6.79

This Article

  1. Genome Res. 34: 2081-2093

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