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Major update reorganizes entire haplogroup I2 tree

Friday, June 15, 2018

A new branch for Isles-B4 which contains a sample from P. Hallast study: updated I-S2703 tree

Click here to download our June 15, 2018 tree for I-S2703

This tree shows two updates:

1) There is a new branch called I-PH151. This branch is exactly equivalent to the Isles-B4 cluster, which is defined by some distinctive STR marker values, for example DYS388=11. This branch is rare and mostly found in southern England, but the Pille Hallast study (2014, Estonia Biocentre) found a sample (ire-94) in Ireland that shares the STR marker values and which has several SNPs named PH151 etc, these SNPs are shared by an Isles-B4 Big Y result. Another Isles-B4 Big Y is in progress, this one is a more distant match to ire-94
Click here to see the study"The Y-chromosome tree bursts into leaf: 13,000 high-confidence SNPs covering the majority of known clades"

2) There is too much information on the I-S2703 tree, and we have created a new tree for I-Y14612 (click here). I-Y14612 contains the Isles-B1 cluster which is maybe entirely English in origin, but it also contains some branches from elsewhere in Europe, especially Sweden

Click here to find our previous tree for I-S2703

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