Table 2.
Origin and evolutionary rate inferred from the Bayesian MCMC method on the 739-nt window within the E1 gene
| Parameter | Mean value of parameter (95% HPD) determined by: |
|
|---|---|---|
| HKY + UCLD + EG | GTR + UCLD + EG | |
| tMRCA (calendar yr) | ||
| Genotype 1E | 1995.2 (1995.1–1995.4) | 1995.2 (1995.1–1995.2) |
| Cluster 1 | 1997.5 (1997.1–1998.5) | 1997.5 (1997.2–1998.4) |
| Cluster 2 | 2006.3 (2006.2–2006.12) | 2006.3 (2006.2–2006.12) |
| Evolutionary rate (10−3 substitutions/site/yr)a | ||
| Mean | 1.65 × 10−3 (1.32 × 10−3–2.00 × 10−3) | 1.66 × 10−3 (1.32 × 10−3–2.01 × 10−3) |
| Cluster 1 evolutionary rate | 1.90× 10−3 (1.44 × 10−3–2.40 × 10−3) | 1.95× 10−3 (1.45 × 10−3–2.48 × 10−3) |
| Coefficient of variation | 0.19 (0.01–0.44) | 0.20 (0.01–0.46) |
a
Rate of molecular evolution given as numbers of nucleotide substitutions per site per year.