Table 4.

Simultaneous amino acid mutations in capsid protein

virus	Sites in capsid protein
	89	114	116	142	180	450	498	660
NGPV	L	H	H	E	V	N	N	N
GPV	Q	D	Q/R	D	A	S	S	H
MDPV	Q	D	T	D	G	N/G	N/S	N