DNA Marker Index information for Chromosome: Y Marker: F4142.1Names and Aliases for this DNA Marker: F4142.1, F4142.Chromosome Position in hg38 Human Genome assembly1: 9613189.Chromosome Position in hg19 assembly2: 9450798 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.