Discontinuation of the old network blast server
effective March 1, 2000
This message announces the discontinuation of the old network
server (for BLAST version 1.4) effective March 1, 2000. This change
NOT affect the NCBI Web pages, Email server, GCG connection, blastcl3
PowerBlast in Sequin, or MacVector at release 6.5.3 and above. This
will affect blastcl2, blastcli, PowerBlast outside of Sequin and
not yet upgraded to 6.5.3.
Currently the old network BLAST service accounts for less than
all BLAST jobs performed at the NCBI. The newest NCBI BLAST search
(version 2.0) was written from scratch to handle the new challenges
by the increasing size and complexity of the sequence databases in the
Updates to this software will continue.
The NCBI BLAST Web page may be reached at
Blastcl3 should be used instead of previous clients such as
blastcli, and PowerBlast. Blastcl2 and blastcli do not produce gapped
at all; PowerBlast performs the gapped computation on the user machine,
the NCBI server. Blastcl3 may be obtained at
Please send questions and comments about this change to
blast-help at ncbi.nlm.nih.gov.