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. 2003 Nov;9(11):1423–1429. doi: 10.3201/eid0911.030301

Table 2. Nucleotide mutations in sequences of the E gene of 22 West Nile virus isolates obtained during 2001 and 2002 compared to WN-NY99a.

Strain Envelope (1503 ntds)
969 1038 1065 1071 1118 (E51) 1137 1179 (E71) 1192 (E76) 1293 1356 1377 1442 (E159) 1443 1554 1557 1581 1728 1830 2094 2154 2190 2392 (E476) 2400 2466
WN-NY99 (AF196835) C U C U C (Ala) C A (Lys) A (Thr) C C C U (Val) U T C T A T A U U G (Ala) U C
Harris Co., TX (AY185906) C A
(Thr) U
Harris Co., TX (AY185907) U U C U
Nueces Co., TX - 1 U C C U
Nueces Co., TX - 2 U
(Val) U U C U
Gregg Co., TX C C U
Tarrant Co., TX C C U
Wichita Co., TX C U
Randall Co., TX U C
(Asn) C U
El Paso Co., TX C U
Illinois - 1 C U
Illinois - 2 C U C C U
Alabama - 1 C U
Alabama -2 C T U
Colorado C G U
Louisiana
Galveston Co., TX-1 (AY185914) U G
(Ala) U C C
Galveston Co., TX-2 (AY185913) U G U C C
Galveston Co., TX-3 U G U C C C
Jefferson Co., TX - 1 U G U C C
Jefferson Co., TX - 2 U C G U C C
Jefferson Co., TX - 3 U G U C C
Orange Co., TX U C G U C C

*Nucleotide (nt) numbers correspond to those of WN-NY99 (GenBank accession no. AF196835); in brackets for individual residues are the deduced amino acid changes.f