Haplogroup E-CTS8121 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | E1b1b1b1a1~ |
|---|---|
| Defining mutations | 36 |
| Downstream branches | 312 |
| Estimated age | 13,350 years |