Using short DNA and protein 'words' (kmers) to map genomes and evolution

Harnessing the Power of Kmers: Concepts and Methods for Genomic and Proteomic Research

NIH-funded research University of Texas at Austin · NIH-11455378

This project looks for tiny DNA and protein snippets called kmers to find species‑specific genetic patterns that may help explain human traits and disease risks.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Texas at Austin NIH-funded
Lab location1 site (Austin, United States)
Project IDNIH-11455378 on NIH RePORTER

What this research studies

Researchers will use new computer algorithms to scan billions of DNA and protein sequences and find 'quasi-prime' kmers that appear in only one species. They will map these kmers to human genes, with early findings showing enrichments in brain-expressed genes linked to cognition. The team will compare kmer patterns across diverse human populations, ancient hominins, and other mammals to learn how these sequences evolved and what they might do. Large-scale, cross-species analyses and computational functional predictions will guide follow-up laboratory and population studies.

Who could benefit from this research

Good fit: People who have existing genomic data in biobanks or are willing to share DNA for follow-up studies would be the most relevant participants for related research activities.

Not a fit: Patients without genetic data or whose conditions are unrelated to inherited genomic variation are unlikely to see direct benefit from this computational project.

Why it matters

Potential benefit: If successful, this work could reveal new genetic markers and biological mechanisms that help explain human traits and point to targets for future diagnostics or therapies.

How similar studies have performed: Kmer-based methods are already widely used for genome assembly and variant detection, but applying 'quasi-prime' kmers to link species-specific sequences to human traits is a newer and relatively untested approach.

Where this research is happening

Austin, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.