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Re: [ccp4bb] packing |
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- Protein crystallographyMain steps:- Protein purification- Crystallisation Special:- Programs for crystallography- X-ray detectors Basic tutorials:- Chemistry- Protein - Peptide - Amino Acids Xtal community:- CCP4BB |
CCP4bb navigationCCP4bb <-- 1999 <-- November 1999 <-- 30 November 1999Subject: Re: packing From: Wim Burmeister wpb {- at -} EMBL-GRENOBLE {- dot -} FR Date: 2007-06-29 Tassos Papageorgiou wrote: > Dear all, > > I am looking for examples of different packing arrangements in crystals of the > same protein with similar unit cell parameters and space group (eg the protein > adopts different packing although the crystals remain the same both in unit > cell dimensions and space group). Can this happen, for example, during flash > cooling? > > Thank you in advance > > Tassos Papageorgiou > > > > -- > A.C.(Tassos) Papageorgiou, PhD phone: +358 2 333 8012 (office) > Senior Scientist, Group leader fax: +358 2 333 8000 > Turku Centre for Biotechnology E-mail: apapageo@btk.utu.fi > BioCity, Turku URL: http://www.btk.utu.fi/~apapageo > FIN-20521, Finland > > > > Dear Tassos, I would guess that you rather have a problem of different choices of origins between your datasets which can happen for a number of spacegroups. This can make that the packing appears different on the first glimpse, but you should be able to translate one arrangement on top of another. Yours Wim -- ******************************************************************************* Wim Burmeister Professeur, Membre de l'Institut Universitaire de France Unit of Virus Host Cell Interactions (UVHCI) UMR5233 UJF-EMBL-CNRS 6 rue Jules Horowitz B.P. 181, F-38042 Grenoble Cedex 9 FRANCE E-mail: wpb@embl-grenoble.fr Tel: +33 (0) 476 20 72 82 Fax: +33 (0) 476 20 94 00 http://www2.ujf-grenoble.fr/pharmacie/laboratoires/gdrviro ******************************************************************************* CCP4bb navigationCCP4bb <-- 1999 <-- November 1999 <-- 30 November 1999 |
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