Re: [ccp4bb] CC(1/2) reference

2017-08-29 Thread Fislage, Marcus
_ From: CCP4 bulletin board on behalf of Parthasarathy Sampathkumar Sent: Tuesday, August 29, 2017 10:16:10 AM To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] CC(1/2) reference Hi Nicola, Here are references for CC1/2; https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3457925/ https://www.ncbi.nlm

Re: [ccp4bb] CC(1/2) reference

2017-08-29 Thread Savvas Savvides
Dear Nicola the most thorough discussion I have seen regarding recommendations on cutoffs (or at least ways to think about them) for such crystallographic data indicators can be found in: Assessing and maximizing data quality in macromolecular crystallography P Andrew Karplus and Kay Diederichs

Re: [ccp4bb] CC(1/2) reference

2017-08-29 Thread Parthasarathy Sampathkumar
Hi Nicola, Here are references for CC1/2; https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3457925/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4684713/ Best Wishes Partha On Tue, Aug 29, 2017 at 10:06 AM Nicola Evans wrote: > Hello all, I have heard at several CCP4 meetings and also at Diamond

[ccp4bb] CC(1/2) reference

2017-08-29 Thread Nicola Evans
Hello all, I have heard at several CCP4 meetings and also at Diamond training that a good "cut off" for CC(1/2) is around 0.3 and I/sig(I) is 0.2, but I am struggling to find any journal references to say this (other than demonstrating the merits of CC(1/2) over Rmeas). Can anyone point me in