Haplogroup O-CTS4325 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a2b1a2a2a1 |
|---|---|
| Defining mutations | 28 |
| Downstream branches | 125 |
| Estimated age | 8,860 years |