B2

1330
B2 is a mitochondrial (maternal) haplogroup downstream of B4b, formed about 14,700 years ago, defined by 5 mutations; TheYtree curates 65 sub-clades and 115 samples under this lineage (Personal 2 / Scientific 28 / Ancient 85).

Key facts

Upstream lineageB4b
Downstream sub-clades65
Defining mutations5
TMRCA~14,700 yr · 14.7 kya
AliasesYFull B2 · FTDNA B2

Samples

115Samples in lineage
2Personal
28Scientific
85Ancient
Argentina 47Colombia 22Mexico 20Peru 15Austria 2Chile 2USA 2Brazil 1

Representative ancient samples (aDNA)

  • iPCR191_SC176_L3236the Chincha Valley of southern Peruthe thirteenth to fifteenth centuriesaDNA
  • iPCR191_SC176_L3233the Chincha Valley of southern Peruthe thirteenth to fifteenth centuriesaDNA
  • iPCR183_SC168_L2503the Chincha Valley of southern Peruthe thirteenth to fifteenth centuriesaDNA
  • iPCR183_SC168_L2496the Chincha Valley of southern Peruthe thirteenth to fifteenth centuriesaDNA

FAQ

What is haplogroup B2?

B2 is a mitochondrial (maternal) haplogroup downstream of B4b, formed about 14,700 years ago, defined by 5 mutations; TheYtree curates 65 sub-clades and 115 samples under this lineage (Personal 2 / Scientific 28 / Ancient 85).

When did B2 form?

B2 formed about 14,700 years ago.

Where are B2 samples mainly from?

TheYtree curates 115 samples under this lineage, mainly from Argentina、Colombia、Mexico.

How do I attach my sample to B2?

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



© 2020-2026 TheYtree.com