Re: [ccp4bb] restrained refinement in Refmac

2007-07-10 Thread Garib Murshudov
It looks like as if your PDB is corrupt. For example there atoms B that should not be present inamino acids. Garib On 9 Jul 2007, at 19:55, JINJIN ZHANG wrote: Hello all, I'm working on a protein-DNA complex. My protein is a trimer and the crystal has 3 trimers in an AU. I used a pdb

Re: [ccp4bb] Help with reducing crystal mosaicity

2007-07-10 Thread Flip Hoedemaeker
You might also want to loook into using parathone for freezing... Or collection at 260K indeed! Flip -Original Message- From: CCP4 bulletin board [mailto:[EMAIL PROTECTED] On Behalf Of mesters Sent: Tuesday, July 10, 2007 11:01 To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] Help with

Re: [ccp4bb] Help with reducing crystal mosaicity

2007-07-10 Thread Patrick Loll
Jeroen brings up a good point. Back in the old days, around 5 B. C. (Before Cryo), we would use a chilled air generator to blow a stream of cold air along the capillary axis to keep the crystals just above their freezing point--it made a huge difference in crystal lifetime. I recall a

[ccp4bb] shelx HKLF4 to mtz conversion?

2007-07-10 Thread Leonard Thomas
I have a Shelx HKLF4 formated reflection file that I would like to convert to a mtz file. The primary reason is to transfer the freeR set. I found a couple of convoluted ways of converting the reflection data, but no real way of getting the freeR set to transfer. Any suggestions? Cheers

[ccp4bb] Postdoctoral Fellow position

2007-07-10 Thread Stewart Turley
This notification is posted on behalf of Prof Wim Hol. Interested parties should reply to him at: [EMAIL PROTECTED] or at the address below. Postdoctoral Fellow – Structural Biology of the RNA editing editosome JOB DESCRIPTION: The project aims at understanding the

Re: [ccp4bb] shelx HKLF4 to mtz conversion?

2007-07-10 Thread Tim Grune
You can use f2mtz with the format identifier to convert the file: 8 snip- script start -- #/bin/bash f2mtz hklin yourshelxfile.hkl hklout yourmtzfile.mtz eof cellyou cell dimensions symm your space group format '(3F4.0,2F8.2,F4.0)' ctypout H H H J Q R LABOUT H K L