Table 5.
Time to most recent common ancestor (TMRCA) for newly discovered SIVs and other related SIV lineages 1
| Clade | TMRCA 2 | 95% HPD |
|---|---|---|
| SIV root |
40,330 |
23,804 – 63,190 |
| SIVdrl(mainland)/SIVdrl(Bioko) |
9,607 |
7,671 – 11,606 |
| SIVbcm/SIVcol/SIVkcol |
20,560 |
10,191 – 34,569 |
| SIVcol, SIVkcol-1, SIVkcol-2 |
10,461 |
4,961 – 18,062 |
| SIVolc/SIVwrc | 7,904 | 3,560 – 13,684 |
1The separation of mainland drills from those SIVs on Bioko Island, Equatorial Guinea of about 10,000 years before present (ybp) was used as a calibration point for the molecular dating of SIVs with Bayesian inference in the program BEAST.
2TMRCAs are in ybp.