Re: [ccp4bb] translational NCS & twinning

2019-01-15 Thread Donghyuk Shin
Dear Eleanor, Many thanks for you comments. I have run aimless/pointless with those data sets having unit cell (134/67, 134/67, 183, 90, 90 120) previously integrated with P31 2 1. Previously, I forced aimless to not determine laue group, to keep the original SG, and now I let aimless determine

Re: [ccp4bb] translational NCS & twinning

2019-01-10 Thread Donghyuk Shin
Dear all, Thank you very much for all of your suggestions and sharing experiences. As many of you commented, the current small unit cell C2 refinement seems to be incorrect or correct, and I should put some efforts to crack this question. - To Phill Jeffrey, The idea, trying to find high symmet

Re: [ccp4bb] translational NCS & twinning

2019-01-10 Thread Donghyuk Shin
Dear Jacob Keller and Vipul, Thank you both very much for the reply. Regarding the R-values, I am just wondering whether the huge gap between refinements w/ w/o twin operator can be possible even the crystal is not twinned? Best wishes, Donghyuk