[phenixbb] sigma cutoff

Pavel Afonine PAfonine at lbl.gov
Fri Jul 24 08:17:25 PDT 2009

Hi Karolina,

> According to the Phenix manual, phenix.refine uses no sigma cutoff by
> default. 

This is true.

> Since I haven't changed this manually, why do I see in my pdb
> file  MIN(FOBS/SIGMA_FOBS) 1.340?

There is not phrase "sigma cutoff" in this record:

REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340

This is the actual value computed for your data and exactly what it is: 


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