DNA Marker Index information for Chromosome: Y Marker: BY42299Names and Aliases for this DNA Marker: BY42299, A21301, Y140975.Chromosome Position in hg38 Human Genome assembly1: 12905769.Chromosome Position in hg19 assembly2: 15017680 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.