TABLE 2.

Most common amino acid mutations observed in all eight segments of A/H1N1.

MP	NP	NS	PA	HA	NA	PB1	PB2
E6Q	A22T	D2E	V63L	K54Q	V13I	G154D	R54K
V7I	V100I	E55K	V100I	A186T	N44S	V200I	M66I
E8Y	M105T	T80A	P224S	Q189E	G245X	K237R	T81I
T9R	Q398K	V84I	S225C	E224A	P246X	K386R	D195N
D21G	V425I	L90I	L226I	R259K	N386K	I397M	G225S
S23N	S498N	I111T	D294N	K308R	I389K	I435T	R293K
V80I		I123V	N321K		D416N		R299K
M192V		E125D	R362K		K432E		V344M
Q208K		K131E	I505V		N449D		I354L
K230R		A155T	G578S		T452I		S453T
E235A		N205S	R626K		V453M		V511I
							V667I
							V731I