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BLAST 2.2.22 now available PDF Print E-mail
Written by Virginia Gonzalez   
Tuesday, 20 October 2009 13:22

This release includes new BLAST+ command-line applications.

The BLAST+ applications have a number of advantages over the older applications and users are encouraged to migrate to the new applications.  The new applications can be downloaded from ftp://ftp.ncbi.nlm.nih.gov/blast/executables/blast+/LATEST  These applications have been built with the NCBI C++ toolkit. Changes from the last release are listed below.

The older C toolkit applications (e.g., blastall) are still available at ftp://ftp.ncbi.nlm.nih.gov/blast/executables/release/2.2.22/

Changes from the last release are listed below.

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Changes for the BLAST+ applications:

* Added entrez_query command line option for restricting remote BLAST databases.
* Added support for psi-tblastn to the tblastn command line application via the -in_pssm option.
* Improved documentation for subject masking feature in user manual.
* User interface improvements to windowmasker.
* Made the specification of BLAST databases to resolve GIs/accessions configurable.
* update_blastdb.pl downloads and checks BLAST database MD5 checksum files.
* Allow long words with blastp.
* Added support for overriding megablast index when importing search strategy files.
* Added support for best-hit algorithm parameters in strategy files.
* Bug fixes in blastx and tblastn with genomic sequences, subject masking, blastdbcheck, and the SEG filtering algorithm.

Changes for C applications:

* Blastall was not able to use BLAST databases with only accessions to format results, this has been fixed.