[ccp4bb] Position opening - Colgate University

2019-08-03 Thread Roger Rowlett
Please find attached a description of a position opening at Colgate University that may be of interest to a protein crystallographer interested in working with undergraduates in a research-rich, research supportive environment. Colgate is equipped with an Oxford Diffraction home source, Gryphon dro

Re: [ccp4bb] How to include in refinement high resolution shells with VERY low completeness ?

2019-08-03 Thread Robbie Joosten
Refmac fills in the reflections that are given in the input MTZ file without observed amplitudes/intensities. So if you only want to fill in low resolution reflections you have to shape your MTZ file accordingly. This is non default behaviour because typically all missing reflections up to the r

Re: [ccp4bb] How to include in refinement high resolution shells with VERY low completeness ?

2019-08-03 Thread Kay Diederichs
Dear Ivan, On Thu, 1 Aug 2019 22:10:36 -0400, Ivan Shabalin wrote: >Dear CCP4BB, > >There seems to be a general consensus for extending data to higher >resolution to include as much meaningful data as possible. "Meaningful" >can be defined in different ways. I heard/read opinions such as 0.5