Haplogroup pre-JT
| Haplogroup R2'JT | |
|---|---|
| Possible time of origin | 42,600 to 67,100 YBP |
| Possible place of origin | Probably West Asia |
| Ancestor | R |
| Descendants | R2, JT |
| Defining mutations | 4216 |
Haplogroup pre-JT is a human mitochondrial DNA haplogroup (mtDNA). It is also called R2'JT.