Blast.ncbi.nlm.nih.gov
BLAST: Basic Local Alignment Search Tool
BLAST lets you compare DNA or protein sequences to large databases, helping you find similarities, study evolution, and explore gene functions in biology.
Compare DNA or protein sequences instantly
BLAST (Basic Local Alignment Search Tool) is a powerful online tool for comparing nucleotide or protein sequences against comprehensive scientific databases. Whether you're a researcher, student, or scientist, you can use BLAST to quickly identify regions of similarity, study evolutionary relationships, or even discover new gene family members.
The website makes it easy to input your own sequence data and search for matches, providing statistical insights and detailed results. It's especially useful for anyone in genetics, molecular biology, or bioinformatics who needs reliable sequence alignment and comparison.
As an official U.S. government resource, BLAST offers trustworthy data and is widely used in the scientific community. With user-friendly features like saved results and helpful documentation, it supports both beginners and experienced users in their research.
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