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Table 2 HIV-1 R5 and X4 Tat amino acid usage

From: Utilization of HIV-1 envelope V3 to identify X4- and R5-specific Tat and LTR sequence signatures

Position

AA

R5 count

R5 %

X4 count

X4 %

7

K

95

0.19

0

0.00

 

N

12

0.02

2

0.06

 

S

115

0.23

2

0.06

 

R

281

0.56

27

0.87

23

N

230

0.46

5

0.16

 

T

274

0.54

26

0.84

57

A

5

0.01

3

0.10

 

R

400

0.79

28

0.90

 

T

89

0.18

0

0.00

60

E

87

0.17

1

0.03

 

D

7

0.01

2

0.06

 

K

30

0.06

0

0.00

 

Q

242

0.48

22

0.71

 

P

35

0.07

5

0.16

 

R

86

0.17

0

0.00

  1. The raw counts and relative abundance value of amino acids present in statistically divergent Tat positions for both the R5 and X4 sequence groups (7, 23, 57 and 60)
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Retrovirology

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