Plus _best_: Download Blast

Once the download and installation are complete, verify that the software is working correctly. Open your command prompt or terminal and type: blastn -version

Look for .tar.gz (e.g., ncbi-blast-2.x.x+-x64-linux.tar.gz ). Installation Steps For Windows Users Run the downloaded .exe installer. Follow the setup wizard prompts. download blast plus

Update your .bashrc or .zshrc file to include the BLAST bin directory in your PATH. Verifying the Installation Once the download and installation are complete, verify

Use the update_blastdb.pl script (included in your download) to pull NCBI databases like 16S_ribosomal_RNA or swissprot . Follow the setup wizard prompts

Build your own databases from specific genomes or proteomes.

Add the bin folder (usually in C:\Program Files\NCBI\blast-2.x.x+\bin ) to your System Environment Variables (PATH) so you can run commands from any terminal. For Linux and macOS Users Open your terminal.

Use the makeblastdb command to turn a local FASTA file into a searchable BLAST database.