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A Y-STR is a short tandem repeat (STR) on the Y chromosome. Y-STRs are often designated by DYS numbers.

Y-STRs are often used in genealogical DNA testing.

See also

Fact sheets

  • National Institute of Standards and Technology (NIST) — Summary List of Y Chromosome STR Loci and Available Fact Sheets
  • National Institute of Standards and Technology (NIST) — STR Fact Sheets
  • — DYS464


  • — Y-STR Haplotype Reference Database
  • — T-DNA database
  • — Y-chromosome marker database
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Y-STR". A list of authors is available in Wikipedia.
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