Anastassis Perrakis schrieb: <good suggestions removed> > 2. USe the BALBES server in Garib's home page. This will 'expand' your > reflections to P1 and all space groups between P1 and your assigned > symmetry. Then it will try and refine the structure in all these space > groups. If the Rfree is significantly lower in one of the lower symmetry > space groups it will report it and you should consider using that symmetry. Could it be that you meant ZANUDA (not BALBES)? One finds Zanuda at http://www.ysbl.york.ac.uk/YSBLPrograms/index.jsp best, Kay -- Kay Diederichs http://strucbio.biologie.uni-konstanz.de email: [log in to unmask] Tel +49 7531 88 4049 Fax 3183 Fachbereich Biologie, Universität Konstanz, Box M647, D-78457 Konstanz This e-mail is digitally signed. If your e-mail client does not have the necessary capabilities, just ignore the attached signature "smime.p7s".