1: HIV-2 D205B
2: HIV-2 ROD A
3: SIV Macaque
4: SIV Sooty Mangabey
5: HIV-1 ELI D
6: HIV-1 LAI B
7: SIV Chimpanzee
8: SIV African Green Monkey
9: HTLV-1 human T-lymphotropic virus type 1