Table 4 Divergence aggregated by class, linkage, CpG censoring, and differences used. Differences used were classified as: all differences (EQ+/−); CG equilibrating differences only (EQ+); and non CG equilibrating differences only (EQ-). Sites were classified as one of: ERV (PV); selfish DNA (RM+); or non-repetitive or repetitive but non-selfish (RM-)

From: Orthologous endogenous retroviruses exhibit directional selection since the chimp-human split