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. 2004 May;78(10):5390–5401. doi: 10.1128/JVI.78.10.5390-5401.2004

Table 4a.

% Specific amino acid(s) at the following position for the indicated subtype (no. of sequences examined):
181
190
245
283
NNRTI naivea NNRTI treatedb NNRTI naivea NNRTI treatedb NNRTI naivec NNRTI treatedd NNRTI naivec NNRTI treatedd
99 Y, <3 C (200) 94 Y, 6 C (96) 98 G, <3 A (96) 61 Q, 14 E, 10 K, 9 V, <3 T/M/I/L/N (162) 58 Q, 19 E, 8 K, 5 M, 4 V, 4 T, <3 N (74) 98 L, <3 I/E (162) 90 L, 10 I (76)
99 Y, <3 N (2,990) 100 Y (1,157) 99 G, <3 A/R/S/E (2,990) 83 G, 14 A,<3 S/E/Q/R (1,155) 68 V, 10 E, 9 M, 5 K, 3 T, <3 Q/I/L/A/S/ N/D/R (1,645) 67 V, 12 E, 7 K, 6 M, 3 T, <3 Q/R/I/L (826) 96 L, 4 I, <3 P (876) 94 L, 6 I (604)
100 Y (404) 100 Y (11) 100 G (404) 97 G, 3 A (11) 78 Q, 9 K, 4 V, 3 L, <3 E/H/N (297) 80 Q, 20 K (5) 97 L, <3 I (278) 100 L (6)
99 Y, <3 N (172) 92 Y, 8 C (74) 100 G (172) 93 G, 7 A (74) 44 K, 17 Q, 16 E, 12 T, 4 M, <3 N/H/L/I/V (108) 67 K, 11 E, 11 Q, 4 R, <3 M/T/N (46) 73 L, 27 I (111) 66 C, 21 L, 13 I (53)
3,708 1,310 3,718 1,308 2,212 951 1,427 739