rs20321(A;A)

Is a	genotype
of	rs20321
Gene	USP9Y
Chromosome	Y
Position	12,790,481
mentioned	by

Geno	Mag	Summary
(A;A)		Relevant to haplogroup R1b1b2e
(G;G)	0	common on affy axiom data

This is the M222 snp which can distinguish parts of Haplogroup_R_(Y-DNA).

Haplogroup R1b1b2e