DNA Marker Index information for Chromosome: Y Marker: A8229Names and Aliases for this DNA Marker: A8229, Y18660, rs977142491.Chromosome Position in hg38 Human Genome assembly1: 13701434.Chromosome Position in hg19 assembly2: 15813314 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.