Friday, November 17, 2017

Trabzon Y-DNA Ratios

Having explained the Y-DNA distribution in the world in my previous article, now it is time to deal with the  haplogroup distribution of the Trabzon province. 

This study is fully based on my personal investigations and on personal test results. In the study Y-DNA (father line) results of 90 people from Trabzon were used and it will be updated from time to time. 


Trabzon haplogroup table



Let’s look more carefully at the haplogroups on the pie chart;


G2a-M406: The most dominant sub-branch of the G2a haplogroups in Trabzon. Anatolia is where it is found in the highest frequency. It is one of the ancient Anatolian haplogroups. It is the most dominant haplogroup in Trabzon and frequent in every district. The other G2a branches are mostly FGC7535.



L1b (Pontic Cluster, PH8+): It is the sub-branch of L1b that is found intensely in the eastern Black Sea region, it is found intensely beginning from the east of Trabzon. I think it is higher than normal due to the fact that most of the samples are from the east of Trabzon, its ration should be around 18-20% if we do an arithmetic distribution.



J2a: Almost all of its sub-branches that are frequent in Trabzon are M67 and M92 branches. M67 branches are seen in the Caucasus, Anatolia and South European countries, these groups migrated to Europe via Anatolia. M92 is freqent in Anatolia and Europe. Its ratio in Trabzon is probably 23-25%.


M67

M92


J1a-J1b: People who belong to the S12192 sub-branch of J1a belong to the Cohanim (Jewish priest caste) branches, the others are Anatolian branches.



E1b: This branch, most of which is V13, is about 7% in Trabzon, it is most frequent in Greece and the Balkans.



I2a: Frequent in the Balkans and East and West Europe. Its ration in Trabzon is around 6%.




R1b: Around 7% in Trabzon. Vast majority of them belong to the Z2103 branch.


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