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Welcome to the UCSC Genome Browser.

Did you know?

Not sure what sequences an assembly actually contains? View then Chromosomes, or the shortcut "v" then "s", lists every chromosome and scaffold with its size, and offers the assembly's chrom.sizes and alias name files to download. This is especially handy on newer or less familiar assemblies, where the sequence names may not be what you expect.

Chromosome list

Tools

Meetings and Workshops: Come see us in person!

Feel free to contact us if you are interested in attending a workshop, or meeting someone from the team to collaborate, get help, or ask any questions at the meetings. See our Poster Gallery.

Sharing data

Click the images to explore the latest Public Sessions on our main site.

  • Sessions - Configure, save, and share short links to Genome Browser views
  • Track Hubs - A powerful tool for displaying your own or viewing other data annotations
  • Custom Tracks - A simple way to display some custom annotations

Learning