DNA Marker Index information for Chromosome: Y Marker: B604Names and Aliases for this DNA Marker: B604, Y341764.2, Y341764.1, Y341764.Chromosome Position in hg38 Human Genome assembly1: 7888101.Chromosome Position in hg19 assembly2: 7756142 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.