Table 2 Frequency of amino acid substitutions in HBV/S in the viral quasi species pool from LMV-failed (n = 16) and treatment-naïve (n = 14) CHB patients.

From: HBV quasispecies composition in Lamivudine-failed chronic hepatitis B patients and its influence on virological response to Tenofovir-based rescue therapy

Amino acid substitutions in HBV/S

Location in Non-epitope/Epitope region)

Frequency (%) in HBV clonal population in LMV-failed CHB patients (total no of clones = 160)

Frequency (%) in HBV clonal population in treatment-naïve CHB patients (total no of clones = 140)

p-value (unadjusted)

Benjamini- Hochberg threshold

sN3S

non-epitope

22.5

12.1

2.26E-02

0.004535

sI4T

non-epitope

23.8

12.1

1.09E-02

0.003319

sS45A

B-, Th-, Tc-cell epitope

26.9

14.3

1.02E-02

0.003097

sV47T

B-, Th-, Tc-cell epitope

20

8.6

5.40E-03

0.002876

sL49P

B-, Th-, Tc-cell epitope

23.1

12.1

1.58E-02

0.004093

sS53L

non-epitope

23.1

12.1

1.58E-02

0.004093

sA/S113T

non-epitope

22.5

12.1

2.26E-02

0.004535

sT114S

non-epitope

85.6

69.3

7.68E-04*

0.002323

sT118V

B-cell epitope

30.6

17.9

1.10E-02

0.00354

sT126I

B-, Th-cell epitope

19.4

5.0

1.90E-04*

0.00177

sP127T

B-, Th-cell epitope

61.3

34.3

3.45E-06*

0.001106

sA128V

B-, Th- cell epitope

32.5

17.9

5.21E-03

0.002655

sN131T

B-, Th- cell epitope

90.6

69.3

3.68E-06*

0.001327

sN143S

B-, Th- cell epitope

85.6

69.3

7.68E-04*

0.002323

sK160R

B-cell epitope

25.6

12.1

3.36E-03

0.002434

sY/S161F

B-cell epitope

87.5

62.9

7.34E-07*

0.000664

sA194V

B-, Tc- cell epitope

85

62.1

9.64E-06*

0.001549

sI195M

B-cell epitope

25

0

9.98E-13*

0.000221

sW196L

B-cell epitope

14.4

0

2.46E-07*

0.000442

sR210N

Tc epitope

25

5.7

3.19E-06*

0.000885

  1. Abbreviation- Tc, cytotoxic T cell epitope; Th, helper T cell epitope.
  2. *Significant after Benjamini-Hochberg correction; HBV/S variants with significantly different frequency distribution after Benjamini-Hochberg correction are shown in bold.