I'd use MAMA to make an extremely simplified mask (either based on a couple of nicely-positioned spheres, or excessively smoothed) and they display it with its symmetry mates. ---- Original message ---- >Date: Wed, 26 Aug 2009 11:48:57 +0200 >From: Anita Lewit-Bentley <[log in to unmask]> >Subject: [ccp4bb] packing diagrammes >To: [log in to unmask] > > Dear all, > does anyone know of a programme that would allow the > graphical representation of the packing of protein > molecules in a crystal? Ideally one would like to > represent the protein as an elipsoid (or similar > relatively simple shape) corresponding to its > volume, over a few unit cells so as to visualise the > continuity of solvent channels etc. > Thanks for any leads! > Anita > > Anita Lewit-Bentley > > Unité d'Immunologie Structurale > CNRS URA 2185 > Département de Biologie Structurale & Chimie > Institut Pasteur > 25 rue du Dr. Roux > 75724 Paris cedex 15 > FRANCE > Tel: 33- (0)1 45 68 88 95 > FAX: 33-(0)1 40 61 30 74 > email: [log in to unmask] Phoebe A. Rice Assoc. Prof., Dept. of Biochemistry & Molecular Biology The University of Chicago phone 773 834 1723 http://bmb.bsd.uchicago.edu/Faculty_and_Research/01_Faculty/01_Faculty_Alphabetically.php?faculty_id=123 RNA is really nifty DNA is over fifty We have put them both in one book Please do take a really good look http://www.rsc.org/shop/books/2008/9780854042722.asp