Sequence matches and features of Gag-Pol-pol as predicted by Pfam: 10 domains Gag_p17, Gag_p24, zf-CCHC, RVT-1, RVT_connect, RNase-H, RVP, RVT-thumb, MLVINC, Integrase-Zn were best predicted by Pfam as shown in the figure.