[ccp4bb] twin axis in p21

2008-11-25 Thread Yuan, Hua
Dear Colleagues, I'd like to share with you with a twinning puzzle that's been troubling me for a while. I have a ~2.2 A data merged in p212121 space group with unit cell: 41.8300 117.4490 134.4840 90. 90. 90. Translational NCS was detected but structure solution was able to b

Re: [ccp4bb] twin axis in p21

2008-11-26 Thread Eleanor Dodson
I think you should be able to detect twinning from the intensity statistics regardless of the spacegroup you have processed in... Have you tried SFCHECK or looked at the truncate plots? A word of warning - FreeRs and Rfactors for twinned data are somewhat different to those for untwinned data,

Re: [ccp4bb] twin axis in p21

2008-11-26 Thread Isupov, Michail
L server. http://www.ysbl.york.ac.uk/YSBLPrograms/index.jsp Best wishes Misha Isupov From: CCP4 bulletin board [EMAIL PROTECTED] On Behalf Of Yuan, Hua [EMAIL PROTECTED] Sent: 26 November 2008 01:20 To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] twin ax