Amino acid alterations between the reverse transcriptase
of HXB2 reference sequence and Z2Z6

Residue
HXB2
Z2Z6
35
V
T
49
K
R
50
I
V
60
V
I
122
E
K
177
D
E
207
Q
E
214
L
F
243
P
S
245
V
K
250
D
E
334
Q
H
369
T
A
371
A
V
376
T
S
390
K
R
403
T
V
435
V
I
460
N
D
468
T
P
469
L
F
483
Y
N
512
Q
K
519
N
S
554
A
Q