B4a4

2219

B4a4 is a mitochondrial (maternal) haplogroup downstream of B4a, formed about 22,200 years ago, defined by 1 mutations; TheYtree curates 1 sub-clades and 97 samples under this lineage (Personal 19 / Scientific 40 / Ancient 38).

Key facts

Upstream lineageB4a

Downstream sub-clades1

Defining mutations1

TMRCA~22,200 yr · 22.2 kya

AliasesYFull B4a4 · FTDNA B4a4

Samples

97Samples in lineage

19Personal

40Scientific

38Ancient

中国 93Nepal 2India 2

Representative ancient samples (aDNA)

LX_21 西高 Xigao 清代 Qing山东省淄博市清代aDNA
MogouM27 HRR3231875 磨沟遗址齐家文化距今3600-3200年甘肃省甘南藏族自治州临潭县距今3600-3200年aDNA
ZHM47 HRR2981659 山东汉代古人宙合遗址山东淄博徐家村东与宙合遗址汉代aDNA
ZHM62 HRR2973895 山东汉代古人宙合遗址山东淄博徐家村东与宙合遗址汉代aDNA

FAQ

What is haplogroup B4a4?

When did B4a4 form?

B4a4 formed about 22,200 years ago.

Where are B4a4 samples mainly from?

TheYtree curates 97 samples under this lineage, mainly from 中国、Nepal、India.

How do I attach my sample to B4a4?

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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