DDBJ Original version was added to the ClustalW

ClustalW is a general purpose multiple sequence alignment program for DNA or proteins.
DDBJ added DDBJ Original version (Version 1.83, Modified by Dr. Kirill Kryukov) options of the ClustalW.

In the "Version 1.83", you can specify the detailed option parameters for Tree calculation and Bootstrap.
Please refer to ClustalW HELP "DDBJ Original version (Version 1.83, Modified by Dr. Kirill Kryukov) options" for details.