Re: [ccp4bb] packing test PHASER

2014-06-17 Thread Randy Read
I agree that looking at the packing is a good idea, but I also agree that having the wrong space group is a likely possible explanation. That’s the most common scenario when there are many clashing solutions with high TFZ scores. Randy Read On 17 Jun 2014, at 15:52, Roger Rowlett wrote: > In

Re: [ccp4bb] packing test PHASER

2014-06-17 Thread Ed Pozharski
/2014 10:52 AM (GMT-05:00) To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] packing test PHASER Increase the number of allowed clashes in Phaser, re-run it then look at the packing of the solution found and identify the source of the clashes. Possibilities for the clash issue include: Wrong

Re: [ccp4bb] packing test PHASER

2014-06-17 Thread Roger Rowlett
Increase the number of allowed clashes in Phaser, re-run it then look at the packing of the solution found and identify the source of the clashes. Possibilities for the clash issue include: 1. Wrong space group 2. Flexible loops or termini in search model not present or differently arranged

[ccp4bb] packing test PHASER

2014-06-17 Thread Almudena Ponce Salvatierra
Dear ccp4 users, I get the following message from Phaser when I do a molecular replacement with two ensembles. One of the ensembles is placed but the second one is not placed, and then it says this: Solutions with Z-scores greater than 13.0 (the threshold indicating a definite solution) were rej