Table 2 Classification and distribution of repetitive DNA elements in BESs
Class | Number | Length occupied (bp) | Percentage of the genome |
|---|---|---|---|
Class I retrotransposon | 2,414 | 646,519 | 8.51 |
 LTR retrotransposons | 1,984 | 559,396 | 7.37 |
 Ty1/copia | 873 | 276,307 | 3.64 |
 Gypsy/DIRS | 1,008 | 274,869 | 3.62 |
 Others | 103 | 8,220 | 0.11 |
 Non-LTR  retrotransposons | 430 | 87,123 | 1.15 |
 SINE | 15 | 1,018 | 0.01 |
 LINE | 415 | 86,105 | 1.13 |
Class II DNA transposons | 673 | 107,599 | 1.42 |
 hobo-Activator | 168 | 26,272 | 0.35 |
 TcMar | 26 | 2,226 | 0.03 |
 CMC-EnSpm | 133 | 19,577 | 0.26 |
 MULE-MuDR | 116 | 20,521 | 0.27 |
 RC/Helitron | 102 | 29,024 | 0.38 |
 PiggyBac | 1 | 85 | 0.00 |
 Tourist/Harbinger | 24 | 2,340 | 0.03 |
 Others | 103 | 7,554 | 0.10 |
Unclassfied | 11 | 752 | 0.01 |
Total interspersed repeats | 3,098 | 754,870 | 9.94 |
Small RNA | 34 | 4,925 | 0.06 |
Satellites | 26 | 2,954 | 0.04 |
Simple repeats | 3,408 | 147,232 | 1.94 |
Low complexity | 550 | 26,125 | 0.34 |
Total repetitive DNA | 7,116 | 924,646 | 12.17 |