![BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley](https://s3.amazonaws.com/libapps/accounts/5290/images/NCBI_LibGuide_12.jpg)
BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley
![BLASTN Nucleotide Sequence Search - Introduction to NCBI Bioinformatics Resources - Learning Resource Center at Uniformed Services University of the Health Sciences BLASTN Nucleotide Sequence Search - Introduction to NCBI Bioinformatics Resources - Learning Resource Center at Uniformed Services University of the Health Sciences](https://s3.amazonaws.com/libapps/accounts/20637/images/BLASTN_Start.png)
BLASTN Nucleotide Sequence Search - Introduction to NCBI Bioinformatics Resources - Learning Resource Center at Uniformed Services University of the Health Sciences
![BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley](https://s3.amazonaws.com/libapps/accounts/5290/images/blastp_search.jpg)
BLAST: Compare & identify sequences - NCBI Bioinformatics Resources: An Introduction - Library Guides at UC Berkeley
![Figure 1, The new Blast 2 Sequences option on the Basic nucleotide BLAST form - NCBI News - NCBI Bookshelf Figure 1, The new Blast 2 Sequences option on the Basic nucleotide BLAST form - NCBI News - NCBI Bookshelf](https://www.ncbi.nlm.nih.gov/books/NBK2691/bin/dec08.G1.jpg)