Haplogroup E-PF1974 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | E1b1b1b2a1b1~ |
|---|---|
| Defining mutations | 50 |
| Downstream branches | 15 |
| Estimated age | 4,100 years |