Hey CGL,

  I would like to be able to visualize several different vdw parameter sets on the same molecule.  Is there a way to visualize just the vdw surface?  Can I change the parameter files easily?   As always, thanks in advance for your help.

Sincerely,
Terry Downing

-- 
P. Therese Downing 
Chemistry and Chemical Biology Graduate Program
Kuntz and James Labs, UCSF 
Voice:  (415)476-3986
Fax:    (415)502-1411