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Table 2 The polymorphisms in the N-Terminus of Vpr (residues 1–16)

From: A comprehensive analysis of the naturally occurring polymorphisms in HIV-1 Vpr: Potential impact on CTL epitopes

Residue Residues in NL4-3 Vpr Variant residue(s) noted in viruses of different clades Number of variants
1 M none none
2 E D, K 2
3 Q H, L, M, P, R 5
4 A D, F, I, L, N, P, S, T, V 9
5 P L, Q, S 3
6 E A, D, G, K, Q, S, V 7
7 D E, G, H, N, V 5
8 Q A, E, H, L, P, R 6
9 G R 1
10 P A, L, N, S, T 5
11 Q A, E, S, P 4
12 R E, G, K 3
13 E A, D, I, G, Q, V 6
14 P H, L, Q, S 4
15 Y C, D, F, G, H, L, M, N, P, S, V 11
16 N A, D, E, H, I, P, Q, R, S, T 10