What is haplogroup H4a1?
H4a1 is a mitochondrial (maternal) haplogroup downstream of H4a, formed about 3,400 years ago, defined by 1 mutations; TheYtree curates 27 sub-clades and 202 samples under this lineage (Personal 2 / Scientific 6 / Ancient 194).
When did H4a1 form?
H4a1 formed about 3,400 years ago.
Where are H4a1 samples mainly from?
TheYtree curates 202 samples under this lineage, mainly from Spain、United Kingdom、Italy.
How do I attach my sample to H4a1?
Register and use the Free Submit tool to submit your maternal haplogroup or mutations; it will be placed on the corresponding maternal tree.
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