DNA Marker Index information for Chromosome: Y Marker: Y195581.1Names and Aliases for this DNA Marker: Y195581.1, Y195581.Chromosome Position in hg38 Human Genome assembly1: 4261440.Chromosome Position in hg19 assembly2: 4129481 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.