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  1. The Basic Local Alignment Search Tool (BLAST) finds regions of local similarity between sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the statistical significance of matches.

    • Blast

      Blast - Basic Local Alignment Search Tool - BLAST

    • Protein Blast

      Protein Blast - Basic Local Alignment Search Tool - BLAST

    • Blastx

      Blastx - Basic Local Alignment Search Tool - BLAST

    • Saved Strategies

      Save search parameters by: clicking a 'save' link on the...

    • Blast FAQ

      To search only sequences for an organism or taxonomic group,...

    • Recent Results

      Click on an RID to view the corresponding BLAST report....

    • Blast Download Page

      The NCBI provides a suite of command-line tools to run BLAST...

  2. 23 Ιουν 2008 · This manual documents the BLAST (Basic Local Alignment Search Tool) command line applications developed at the National Center for Biotechnology Information (NCBI).

  3. A BLAST search has four components: query, database, pr ogram, and search purpose/goal. To discuss effective BLAST program selection, we first need to know what databases are available and what sequences these databases contain.

  4. 31 Μαΐ 2010 · The following tutorial discusses the steps needed to install BLAST+ and a sample NCBI database on PCs running Windows 10 Operating System. Downloading The BLAST+ software package is available as self-extracting archives.

  5. 25 Αυγ 2015 · This handy guide lists every Windows key shortcut in Windows 10. It’s ready to print or view offline--and we made it better.

  6. How To Install and Use NCBI Blast+ on Windows. This page is prepared for the people who want to use NCBI Blast+ on local machines, because we found most of the NCBI Blast+ information available on the Internet is out-dated or inaccurate.

  7. www.ncbi.nlm.nih.gov › guide › howtoDownload NCBI Software

    How to: Download NCBI Software. Starting with the software program of interest... BLAST (aligns nucleotide and protein sequences) NCBI ToolBox (C/C++ source code for NCBI software) CD-Tree (views and edits protein alignments in CD records) Cn3D (3D structure viewer and alignment editor) e-PCR (finds sequence tagged sites in DNA sequences)