NCBI logo
BLAST module of the MLA course on Introduction to Molecular Biology Information Resources
Course Home Modules Schedule Exercises Comments Credits
Slide 1 Previous Next Slide List

Search Results: Understanding the Output

  • Reference to BLAST paper

  • Reminders about your specific query
    • RID
    • query sequence reminder (contains the information from your FASTA def line)
    • what database you searched against

  • Graphical summary
    • shows where the hits aligned to your query
    • colors indicate score range
    • mouse over a colored bar to see info about that hit

  • Text summary (GI numbers and Def lines)
    • GI links to complete record in Entrez
    • Score links to pairwise alignment between your query sequence and the hit

  • Pairwise alignments

  • BLAST statistics for your search

BLAST
Slide 1 Previous Next Slide List
Revised 11/05/2007