Table 3 Frequency of aminoacid variants in the "a" determinant of HBsAg in strains from asymptomatic and symptomatic Mexican carriers.
amino acid variant | % in asymptomatic (n = 21) | % in symptomatic (n = 12) |
|---|---|---|
T113S | 79 | 92 |
S114T | 84 | 92 |
R122K | 95 | 100 |
I126T | 95 | 92 |
P127V | 5 | 0 |
P127L | 79 | 92 |
A128V | 0 | 8 |
P129L | 5 | 0 |
Q129H | 5 | 0 |
I150R | 5 | 0 |
F158H | 5 | 0 |
A159P | 5 | 0 |
A159G | 47 | 92 |
R160E | 5 | 0 |
R160K | 42 | 83 |
R160N | 0 | 8 |
F161S | 5 | 0 |
F161Y | 42 | 83 |
L162Y | 5 | 0 |
E164A | 5 | 0 |
S167G | 5 | 0 |
V168A | 16 | 42 |
R169F | 5 | 0 |