Positively selected codons in the structure of vif protein. Codons under positive selection were mapped in structure of Vif protein of HIV-1. Blue spheres indicate locations of positively selected codons. Cyan area designates the BC-Box and the Cullin5-Box. Grey areas indicate regions of Vif that bind to Apobec3 protein.
Bizinoto et al. BMC Infectious Diseases 2013 13:173 doi:10.1186/1471-2334-13-173