Friday, February 3, 2017

New mtDNA from Stone age Eastern Europe(Latvia, Ukraine)



Yesterday Jones at al. 2017 published genome-wide, including mtDNA, data of 8 ancient individuals from Latvia and Ukraine. Three are Mesolithic Latvians, one is a Mesolithic Ukrainian, one is a Early Neolithic Ukrainian, two are Middle Neolithic Latvians, one is a Late Neolithic Corded Ware Latvian.

Here's a link to Jones at al. 2017's Figure 1 which displays the mtDNA results of these 8 Stone age Eastern Europeans. I added the new ancient mtDNA to my European Hunter Gatherer and Bronze age Northern European spreadsheets.

These Stone age Eastern Europeans can potentially give detailed insight into the origins of modern Europeans. Because of other ancient DNA we know all modern Europeans are mostly a mixture of the "Steppe", "EEF", and "WHG" populations but we don't know which "Steppe", etc. populations contributed to which modern Europeans.

Maybe people similar to these Stone age Eastern Europeans specifically gave modern Eastern Europeans a lot of their "WHG" ancestry. Maybe other Europeans got a lot of their "WHG" from WHGs who lived in other parts of Europe.

Mesolithic Baltic(Sweden, Latvia, Lithuania) HGs can be labeled as WHG or at least very similar. Their mtDNA makeup though is different from Western European WHGs.


Western Europe HGsBaltic HGs
U5b7812.5
U5a1750
U4325
U2312.5

Now let's look at who in Europe today has the most and least U5b, U5a, and U4.

Most U5b...

U5b
Sweden7.4
Andalusia Spain6.5
Galicia Spain6
BeloRussia6
North Poland5.4




Least U5b...


North Italy2
Denmark2
South Italy2.2
Ukraine2.5
Russia3

Most U5a...


Mari(Russia)12.5
East Baltic11.3
Ukraine10
Russia7.5
Sweden7.1

Least U5a...


Andalusia Spain2.5
South Italy2.6
Ireland3.3
Greece3.3
Galicia Spain3.5

Most U4...


NW Russia6
Bosnia5.7
East Germany5.6
East Baltic5.2
Poland5
Least U4...


North Italy0
SW France1.2
Andalusia Spain1.7
Ireland1.3
South Italy1.8

U5b, U5a, and U4 frequencies in modern Europe have geographic trends. U5a and especially U4 peak in Eastern Europe. Is this because Eastern European hunter gatherers had a lot of U4 and U5a? Does U5b peak in Iberia because Western European hunter gatherers had a lot of U5b? That's all just hypothesis, we'll have to wait for more data to confirm it.

I've recently gathered a lot of new European data and will make a post about haplogroup frequencies in Europe soon so stay tuned. 

4 comments:

  1. Well, I would say a MODERN population in Indiana reflects a Steppe population right now! My coworkers are mtDNA I4a and U5a. And I'm H6a1a261. So, I would say the Bronze Age migrations were clearly reflected in European populations 1600-1900's. AND Bronze Age European populations are still together( my workplace) in the USA. Thank you for updating your spreadsheets! jv

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