Re: [ccp4bb] ctruncate bug?

2013-06-19 Thread Jeff Headd
Hi Ed, While I don't think French and Wilson argue explicitly for the h>-4.0 requirement in their main manuscript, if you look at the source code included in the supplementary material for this paper, they include this in their implementation, which is what I worked from. Charles, do you happen t

Re: [ccp4bb] ctruncate bug?

2013-06-18 Thread Jeff Headd
that shell as a whole has mostly weak data (in > this case 89% with I/sigI<2 and 73% with I/sigI<1). > > What is counterintuitive is why do I have to discard reflections that are > just plain weak, and not really outliers? > > Cheers, > > Ed. > > > > > On

Re: [ccp4bb] ctruncate bug?

2013-06-17 Thread Jeff Headd
Hi Ed, I'm not directly familiar with the ctruncate implementation of French and Wilson, but from the implementation that I put into Phenix (based on the original F&W paper) I can tell you that any reflection where (I/sigI) - (sigI/mean_intensity) is less than a defined cutoff (in our case -4.0),

Re: [ccp4bb] Protein Fold Motifs- off-topic

2012-01-20 Thread Jeff Headd
Hi Yuri, I don't know of a cheat-sheet, but I find the "Introduction to Protein Structure" book by Branden and Tooze to useful for illustrations of common folds. Jeff On Fri, Jan 20, 2012 at 10:13 AM, Yuri Pompeu wrote: > Hello Everyone, > Does anyone know of a quick (yet somewhat reliable) sor

Re: [ccp4bb] looking for a program

2008-11-20 Thread Jeff Headd
ere: http://kinemage.biochem.duke.edu/software/probe.php If you need any help running MolProbity or Probe, please let me know and I'd be happy to help. Thanks, Jeff Headd Richardson Lab Duke University On Thu, Nov 20, 2008 at 5:20 AM, Vellieux Frederic <[EMAIL PROTECTED]> wrote: > D