What is haplogroup H4a1a?
H4a1a is a mitochondrial (maternal) haplogroup downstream of H4a1, formed about 2,700 years ago, defined by 1 mutations; TheYtree curates 21 sub-clades and 111 samples under this lineage (Scientific 4 / Ancient 107).
When did H4a1a form?
H4a1a formed about 2,700 years ago.
Where are H4a1a samples mainly from?
TheYtree curates 111 samples under this lineage, mainly from United Kingdom、Spain、Germany.
How do I attach my sample to H4a1a?
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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