B4a1

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B4a1 is a mitochondrial (maternal) haplogroup downstream of B4a, formed about 25,600 years ago, defined by 1 mutations; TheYtree curates 100 sub-clades and 284 samples under this lineage (Personal 30 / Scientific 196 / Ancient 58).

Key facts

Upstream lineageB4a

Downstream sub-clades100

Defining mutations1

TMRCA~25,600 yr · 25.6 kya

AliasesYFull B4a1 · FTDNA B4a1

Samples

284Samples in lineage

30Personal

196Scientific

58Ancient

中国 202Papua New Guinea 26Vietnam 15대한민국 12Palau 7Thailand 5Singapore 4Micronesia 4

Representative ancient samples (aDNA)

WH-M12 HRR2914340 河南焦作万花遗址明清时期河南焦作万花遗址明清时期aDNA
SSH-M94 HRR2914339 河南三门峡义马上石河遗址春秋时期河南三门峡义马上石河遗址春秋时期aDNA
SSH-M39 HRR2914322 河南三门峡义马上石河遗址春秋时期河南三门峡义马上石河遗址春秋时期aDNA
I51007 HRR2680055 宁夏古人宁夏新石器时代至明清aDNA

FAQ

What is haplogroup B4a1?

When did B4a1 form?

B4a1 formed about 25,600 years ago.

Where are B4a1 samples mainly from?

TheYtree curates 284 samples under this lineage, mainly from 中国、Papua New Guinea、Vietnam.

How do I attach my sample to B4a1?

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