Haplogroup O-CTS10738 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a2b1a1a1c |
|---|---|
| Defining mutations | 4 |
| Downstream branches | 728 |
| Estimated age | 6,300 years |