I find HOLLOW (http://hollow.sourceforge.net/) to be quite good.

On Fri, Dec 3, 2010 at 12:15 PM, Thomas Evangelidis <tevang3@gmail.com> wrote:
Dear Pymol users,

I want to display clearly the volume of a buried cavity inside my protein. Does anybody know how to do this? I've tried CastP and Caver plugins already, but they do not produce exactly the volume I want to display. I would greatly appreciate any advice.


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