Supplemental Table 1. Insertion frequency of ERVs in cow chromosomes based on BLAST search against the bovine genome database.

BERVs
Chromosome / γ4 / γ7 / γ9 / β3
1 / 7 / 0 / 0 / 0
2 / 10 / 0 / 1 / 1
3 / 5 / 0 / 0 / 3
4 / 9 / 0 / 0 / 2
5 / 5 / 0 / 0 / 5
6 / 6 / 2 / 0 / 1
7 / 4 / 0 / 0 / 1
8 / 5 / 0 / 0 / 0
9 / 3 / 0 / 0 / 1
10 / 5 / 0 / 0 / 1
11 / 4 / 1 / 0 / 2
12 / 5 / 0 / 0 / 1
13 / 2 / 0 / 1 / 2
14 / 1 / 0 / 0 / 0
15 / 3 / 1 / 0 / 3
16 / 1 / 0 / 0 / 3
17 / 4 / 0 / 0 / 2
18 / 2 / 0 / 0 / 1
19 / 6 / 1 / 1 / 0
20 / 1 / 0 / 0 / 0
21 / 4 / 0 / 0 / 0
22 / 1 / 0 / 0 / 1
23 / 3 / 0 / 0 / 2
24 / 3 / 0 / 0 / 1
25 / 0 / 0 / 0 / 0
26 / 5 / 0 / 0 / 1
27 / 2 / 0 / 0 / 0
28 / 4 / 0 / 0 / 1
29 / 3 / 0 / 0 / 0
X
Un / 6
44 / 0
2 / 0
0 / 1
21
Total / 163 / 7 / 3 / 57

*BLAST analysis for the cow genome was carried out at http://www.ncbi.nlm.nih.gov/genome/seq/BlastGen/BlastGen.cgi?taxid=9913.

*Un, chromosome unassigned.