of interest when it is not important
to keep them true (=native) in order to optimise expression levels.
Is there any good reference about this, please?
Personal experiences are welcome.
Many thanks,
Claudia
Claudia Scotti Dipartimento di Medicina Sperimentale Sezione di Patologia
and suggestions are welcome.
Claudia
Claudia Scotti Dipartimento di Medicina Sperimentale Sezione di Patologia
Generale Universita' di Pavia Piazza Botta, 10 27100 Pavia Italia Tel. 0039
0382 986335/8/1 Facs 0039 0382 303673
? If its sodium acetate and
ammonium sulphate I would try adding sodium malonate as a cryo
protectant (with 2-2.3M ammonium sulphate adding 0.6-0.8M Na malonate
should be sufficient) or increasing the ammonium sulphate concentration.
Claudia Scotti Dipartimento di Medicina Sperimentale
Claudia Scotti Dipartimento di Medicina Sperimentale Sezione di Patologia
Generale Universita' di Pavia Piazza Botta, 10 27100 Pavia Italia Tel. 0039
0382 986335/8/1 Facs 0039 0382 303673
Date: Thu, 5 Nov 2009 10:54:13 -0800
From: brun...@stanford.edu
Subject: [ccp4bb] Warren DeLano
To: CCP4BB
Claudia Scotti Dipartimento di Medicina Sperimentale Sezione di Patologia
Generale Universita' di Pavia Piazza Botta, 10 27100 Pavia Italia Tel. 0039
0382 986335/8/1 Facs 0039 0382 303673
_
More than messages–check out the rest
-Rosetta models it as a beta-sheet.
Please, would anyone have any suggestions on how to proceed or might please
someone indicate a more appropriate forum/list for modelling problems?
Many many thanks,
Claudia
Claudia Scotti Dipartimento di Medicina Sperimentale Sezione di Patologia
Dear List,
Please, is there anybody who could suggest me a good review or some references
concerning the relationship between the exerimental uncertainity of distances
in medium resolution crystal structures (specifically 2.5-2.9 A) and
appropriate cut-off distances for hydrogen bonds,
once the crystals have grown to try and
stabilize your crystals at a lower phosphate concentration or in the
presence of the cryoprotectant.
Claudia Scotti
Dipartimento di Medicina Sperimentale
Sezione di Patologia Generale
Universita' di Pavia
Piazza Botta, 10
27100 Pavia
Italia
Tel. 0039 0382
it is acting as a buffer but also as a precipitant and I was
wondering if anybody has experienced nice buffer-salt combinations that proved
to be useful starting from a similar condition.
Thanks a lot,
Claudia
Claudia Scotti
Dipartimento di Medicina Sperimentale
Sezione di