A2a1

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A2a1 is a mitochondrial (maternal) haplogroup downstream of A2a, formed about 1,900 years ago, defined by 1 mutations; TheYtree curates 1 sub-clades and 4 samples under this lineage (Ancient 4).

Key facts

Upstream lineageA2a

Downstream sub-clades1

Defining mutations1

TMRCA~1,900 yr · 1.9 kya

AliasesYFull A2a1 · FTDNA A2a1

Samples

4Samples in lineage

0Personal

0Scientific

4Ancient

Russia 3USA 1

Representative ancient samples (aDNA)

I7344 Mos93Ekven，Chukotka1450 – 500 cal BPaDNA
I7341 Mos90Ekven，Chukotka1450 – 500 cal BPaDNA
I5319 MT_1Tochak McGrath，Upper Kuskokwim River，Alaska900 – 550 cal BPaDNA
楚科奇地区古人 NEO249 距今1957年Chukotskiy avtonomnyy okrug距今1957年aDNA

FAQ

What is haplogroup A2a1?

A2a1 is a mitochondrial (maternal) haplogroup downstream of A2a, formed about 1,900 years ago, defined by 1 mutations; TheYtree curates 1 sub-clades and 4 samples under this lineage (Ancient 4).

When did A2a1 form?

A2a1 formed about 1,900 years ago.

Where are A2a1 samples mainly from?

TheYtree curates 4 samples under this lineage, mainly from Russia、USA.

How do I attach my sample to A2a1?

Register and use the Free Submit tool to submit your maternal haplogroup or mutations; it will be placed on the corresponding maternal tree.

← Back to the maternal haplogroup