DNA Marker Index information for Chromosome: Y Marker: BY1807Names and Aliases for this DNA Marker: BY1807, FGC38194, rs1041888537.Chromosome Position in hg38 Human Genome assembly1: 19858524.Chromosome Position in hg19 assembly2: 22020410 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.