DNA Marker Index information for Chromosome: Y Marker: M7644.1Names and Aliases for this DNA Marker: M7644.1, M7644, rs374489526.Chromosome Position in hg38 Human Genome assembly1: 13677198.Chromosome Position in hg19 assembly2: 15789078 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.