DNA Marker Index information for Chromosome: Y Marker: A18254.1Names and Aliases for this DNA Marker: A18254.1, A18254.Chromosome Position in hg38 Human Genome assembly1: 7660241.Chromosome Position in hg19 assembly2: 7528282 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.