[phenixbb] sigma_iobs_rejection_criterion

Yarrow Madrona amadrona at uci.edu
Tue Jul 10 14:38:04 PDT 2012


Do you know where I could find the default values for criteria for error
in Iobs and Fobs? I am having trouble finding it in the log file. Thanks.


> On Tue, Jul 10, 2012 at 8:58 AM, Yarrow Madrona <amadrona at uci.edu> wrote:
>> 1. Is this the same observed criterion that is reported in the RCSB
>> Deposition?
>> 2. To be honest I don't understand what this is. Is it a limit for the
>> error in Iobs, below which the reflection will be discarded?
>> 3. What is a reasonable setting for this input and how does it change
>> the
>> refinement?
> To be honest, this was an incompatibility between the current code and
> older parameter files that we hadn't anticipated.  In the context of
> French & Wilson treatment, I believe the parameter basically filters
> out excessively negative intensities.  I would probably leave this
> alone - you can get the old parameter file to work again by resetting
> it to None, which is the new default value.  The current nightly build
> has been fixed to prevent it from stopping if it sees a value of 0
> instead.
> -Nat
> _______________________________________________
> phenixbb mailing list
> phenixbb at phenix-online.org
> http://phenix-online.org/mailman/listinfo/phenixbb

Yarrow Madrona

Graduate Student
Molecular Biology and Biochemistry Dept.
University of California, Irvine
Natural Sciences I, Rm 2403
Irvine, CA 92697

More information about the phenixbb mailing list