Haplogroup E-Z1720 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | E1b1a1a1a2a1a3 |
|---|---|
| Defining mutations | 1 |
| Downstream branches | 150 |
| Estimated age | 6,000 years |