The Content of LTR-Retrotransposons Analyzed from the Drosophila melanogaster Genome in This Study
| LTR retrotransposon family | Total number of elements characterized in this study | Elements estimated by in situ hybridization in 10 natural populations[i] |
| copia | 23 | 24 ± 4 |
| 17.6 | 6 | 3 ± 3 |
| 297 | 10 | 23 ± 6 |
| 412 | 18 | 28 ± 5 |
| antonia | 4 | n.d. |
| blastopia | 6 | n.d. |
| blood | 21 | 17 ± 3 |
| burdock | 1 | 10 ± 2 |
| hamilton | 2 | n.d. |
| HMS Beagle | 8 | 9 ± 3 |
| mazi | 4 | n.d. |
| mdg1 | 4 | 21 ± 5 |
| mdg3 | 8 | 14 ± 5 |
| micropia | 1 | n.d. |
| nik | 1 | n.d. |
| nomad | 4 | n.d. |
| roo | 40 | 68 ± 14 |
| tirant | 6 | 11 ± 3 |
| transpac | 4 | n.d. |
| wolfman | 2 | n.d. |
| Unclassified | 5 | |
| Total | 178 | |
| Total nucleotide sequence length of LTR retrotransposons | 1,269,435 |
[i] Vieira et al. 1999