Haplogroup E-K257 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | E1b1b1b2a1a6d1a~ |
|---|---|
| Defining mutations | 1 |
| Downstream branches | 13 |
| Estimated age | 4,900 years |