From: Phylogenetic analysis of porcine circovirus type 2 (PCV2) between 2015 and 2018 in Henan Province, China
PCV2a
PCV2b
PCV2c
PCV2d
\
90.8–93.2
86.2–88.2
89.2–92
88.1–93.6
89.8–90.7
93.0–97.7
83.0–85.5
87.2–88.9
88.5–90.8
87.2–93.2
93.2–98.7
87.2–89.4