TABLE 2.

Estimates of dN/dS values across the WNV genome and phylogeny

Nucleotide positions	Gene product	dN/dS estimate
		Overall	External	Internal	External/internal ratio
1–123	Capsid	0.378	0.345	0.502	0.687
124–290	Membrane	0.064	0.071	0.048	1.493
291–791	Envelope	0.056	0.061	0.042	1.449
792–1143	NS1	0.102	0.101	0.108	0.930
1144–1374	NS2A	0.175	0.179	0.162	1.107
1375–1505	NS2B	0.072	0.072	0.071	1.010
1506–2124	NS3	0.052	0.055	0.043	1.278
2125–2273	NS4A	0.103	0.100	0.111	0.901
2274–2528	NS4B	0.135	0.130	0.149	0.873
2529–3343	NS5	0.065	0.070	0.051	1.376
1–3433	Complete coding sequence	0.083	0.086	0.076	1.128