DNA Marker Index information for Chromosome: Y Marker: BY435Names and Aliases for this DNA Marker: BY435, Y7181, FGC18620, rs769371644.Chromosome Position in hg38 Human Genome assembly1: 16895427.Chromosome Position in hg19 assembly2: 19007307 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.