Volume 19, Number 10—October 2013
Dispatch
Subclinical Avian Influenza A(H5N1) Virus Infection in Human, Vietnam
Table 2
Amino acid changes detected in first passage of full-genome sequence analysis of influenza A(H5N1) virus isolate from subclinical human infection, Vietnam
Gene and mutation |
Mutation frequency, % |
Polybasic 2, n = 112 | |
S107N | 15 |
I261T | 2 |
K312R | 15 |
Nucleoprotein, n = 125 | |
I33V | 48 |
H52Y | 50 |
R77K | 45 |
T395N | 49 |
Polymerase, n = 51 | |
A20T | 12 |
D27S | 12 |
V63A | 29 |
T85T | 33 |
K142R | 12 |
Y241C | 45 |
Q259P | 33 |
L261M | 29 |
A263T | 43 |
D272E | 12 |
V323I | 2 |
E352D | 12 |
R353K | 29 |
R391K | 29 |
S400P | 35 |
A404S | 29 |
D547N | 2 |
A552T | 37 |
N614T | 29 |
G631S | 29 |
S648C | 2 |
L711I | 2 |
Polybasic 1, n = 129 | |
K54E | 22 |
S158N | 49 |
T182I | 2 |
N314S | 2 |
D383E | 30 |
L384I | 7 |
I525V | 9 |
S633N | 2 |
K635R | 19 |
Hemagglutinin, n = 244 | |
T9A | 49 |
L82M | 36 |
S139T | 6 |
S152P | 36 |
D199N | 2 |
F455Y | 1 |
K461R | 8 |
Neuraminidase, n = 177 | |
I8V | 16 |
V13I | 27 |
I16V | 21 |
A46T | 14 |
T64A | 1 |
A66S | 1 |
H106N | 1 |
M107L | 23 |
V143I | 10 |
T168I | 2 |
G200R | 49 |
A212T | 1 |
S265A | 36 |
T312E | 1 |
M318V | 26 |
I326V | 21 |
N346H | 13 |
V369M | 19 |
Nonstructural 1, n = 145 | |
S73P | 11 |
D87E | 6 |
M118I | 28 |
V123I | 28 |
E148K | 1 |
S166G | 25 |
M217L | 1 |
T220A | 6 |