Re: [ccp4bb] monovalent cation binding sites

2013-11-09 Thread Jrh
Dear Alastair, This reference:- http://dx.doi.org/10.1107/S0907444903004219 seems related to your email input below. I would be grateful though to be guided with a couple of references from you on the topics you raise. Thankyou in anticipation, Best wishes, John Prof John R Helliwell DSc FInstP

Re: [ccp4bb] monovalent cation binding sites

2013-11-09 Thread Alastair Fyfe
A related question on this topic: calculated density curves drop off at different rates even for isoelectronic ions/water. Thus the neighborhood of a mismodeled peak in the error map would be expected to show detectable, non-random, spatial dependence. On the other hand the neighborhood of a w

Re: [ccp4bb] monovalent cation binding sites

2013-11-09 Thread Robbie Joosten
Hi Ed, WHAT_CHECK checks water that may be ions and also checks the identity of ions already built. The check my metal server is also very good for final validation of ions. Cheers, Robbie Sent from my Windows Phone Van: Edward A. Berry Verzonden: 9-11-2013 7:

Re: [ccp4bb] monovalent cation binding sites

2013-11-09 Thread Jrh
Dear Ed, I imagine this reference:- http://dx.doi.org/10.1021/ja908703c Will be of interest. Best wishes, John Prof John R Helliwell DSc FInstP CPhys FRSC CChem F Soc Biol. Chair School of Chemistry, University of Manchester, Athena Swan Team. http://www.chemistry.manchester.ac.uk/aboutus/athena/i