*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.dl.ac.uk/CCP/CCP4/main.html *** Hi, You can download the script q.amber or q.kollua which can assign partial charges. This script is available in the same website as for Autodock. Please visit the site : http://www.scripps.edu/pub/olson-web/doc/autodock/faq.html#QAMBER Hope this helps karthik