Re: [ccp4bb] Extra positive density seen after TLS refinement?

2012-02-24 Thread Naveed Ahmed Nadvi
refinement? Thank you once again for your insights! Naveed From: Ethan Merritt [merr...@u.washington.edu] Sent: Sunday, 19 February 2012 3:10 PM To: Naveed Ahmed Nadvi Cc: CCP4BB@jiscmail.ac.uk Subject: Re: [ccp4bb] Extra positive density seen after TLS refinement

Re: [ccp4bb] Extra positive density seen after TLS refinement?

2012-02-24 Thread Horacio Botti
@jiscmail.ac.uk Subject: Re: [ccp4bb] Extra positive density seen after TLS refinement? On Saturday, 18 February 2012, Naveed A Nadvi wrote: Dear crystallographers, I am fairly new in crystallographic work and structure determination, but I thought this would be the best place to post my questions

Re: [ccp4bb] Extra positive density seen after TLS refinement?

2012-02-18 Thread Nian Huang
MolProbability score doesn't mean too much in your case, since you are essentially using a 1.5 A model against a 3 A database. The differences in the blobs might caused by the different delta sigma settings when you were viewing these two models. I have successfully used TLS for a 3 A dataset

Re: [ccp4bb] Extra positive density seen after TLS refinement?

2012-02-18 Thread Ethan Merritt
On Saturday, 18 February 2012, Naveed A Nadvi wrote: Dear crystallographers, I am fairly new in crystallographic work and structure determination, but I thought this would be the best place to post my questions. We had collected structural data for a protein that diffracted to 3 A. We