Re: [ccp4bb] Sokalan cp 42 as a cryoprotectant

2013-11-22 Thread abhimanyu singh
? Jim From: CCP4 bulletin board [CCP4BB@JISCMAIL.AC.UK] on behalf of abhimanyu singh [abhisingh@gmail.com] Sent: Thursday, November 21, 2013 10:03 AM To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] Sokalan cp 42 as a cryoprotectant Dear all, Recently

Re: [ccp4bb] Sokalan cp 42 as a cryoprotectant

2013-11-21 Thread Clemens Grimm
Dear Abhimanyu, Sokalan CP42 is a modified polycarboxylate with 'medium' molecular weight. In terms of cryoprotective properties it is likely to behave similar to PEG 2. Try adding 25-35% glycerol as a starting point. Best, Clemens Zitat von abhimanyu singh abhisingh@gmail.com:

[ccp4bb] Sokalan cp 42 as a cryoprotectant

2013-11-21 Thread abhimanyu singh
Dear all, Recently I got couple of crystallization hits in conditions containing 30-40% sokalan cp 42 provided in MIDAS commercial screen from molecular dimensions. I tried to look up for information regarding its probable cryo protection activity but failed to find anything. Could someone have