Genetic Distance Estimates Among Representative Viral Strains from Type I, Type II, and PTLV-L
| Type I | ||||||
| Atk | Mto-te4 | |||||
| LTR | env | tax/rex | LTR | env | tax/rex | |
| Atk | 0 | 0 | 0 | |||
| Mto-te4 | 24.9 | 12.4 | 8.9 | 0 | 0 | 0 |
| Ppa-7qB | 60.4 | 28.3 | 32.3 | 61.2 | 42.2 | 34.0 |
| Efe-2 | 48.3 | 39.4 | 29.5 | 42.7 | 40.1 | 31.5 |
| Nra | 48.0 | 40.9 | 28.7 | 38.7 | 40.8 | 29.5 |
| MoT | 44.3 | 42.1 | 29.8 | 45.3 | 40.3 | 30.5 |
| Pha-969 | 46.6 | 44.9 | 29.8 | 63.6 | 45.0 | 30.8 |
| Type II | PTLV-L | ||||||||||||||
| Ppa-7qB | Efe-2 | Nra | MoT | Pha-696 | |||||||||||
| LTR | env | tax/rex | LTR | env | tax/rex | LTR | env | tax/rex | LTR | env | tax/rex | LTR | env | tax/rex | |
| Atk | |||||||||||||||
| Mto-te4 | |||||||||||||||
| Ppa-7qB | 0 | 0 | 0 | ||||||||||||
| Efe-2 | 24.9 | 28.5 | 20.4 | 0 | 0 | 0 | |||||||||
| Nra | 29.4 | 28.8 | 20.8 | 8.6 | 7.6 | 4.8 | 0 | 0 | 0 | ||||||
| MoT | 29.3 | 28.3 | 20.4 | 10.1 | 6.7 | 5.1 | 9.4 | 6.7 | 3.9 | 0 | 0 | 0 | |||
| Pha-969 | 70.1 | 43.1 | 35.7 | 59.8 | 37.9 | 31.1 | 63.0 | 39.6 | 30.8 | 56.5 | 38.1 | 32.7 | 0 | 0 | 0 |
[i] Models of substitution: Tamura–Nei (1993) (LTR: 858 bp),Kimura (1980) two-parameter (env: 1430 bp), andJukes–Cantor (1969) (tax/rex: 1001 bp).