DNA Marker Index information for Chromosome: Y Marker: FTD49544Names and Aliases for this DNA Marker: FTD49544, rs902181748.Chromosome Position in hg38 Human Genome assembly1: 16786809.Chromosome Position in hg19 assembly2: 18898689 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: C.