[Chimera-users] Contouring ED Map: Sigma versus Chimera thresholds
meng at cgl.ucsf.edu
Wed Jan 27 16:23:42 PST 2010
This previous reply may be useful:
Elaine C. Meng, Ph.D.
UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab
Department of Pharmaceutical Chemistry
University of California, San Francisco
On Jan 27, 2010, at 4:12 PM, Veer Bhatt wrote:
> This in context of using Chimera to view *ccp4 format electron
> density maps. How does Chimera 'Threshold Level' ('Level' in Volume
> viewer) equate or relate to sigma level reported by some other
> programs. For example a 'Level' of 0.4 seems like a map contoured
> at 1.5 sigma or so.
> I was wondering if someone could point out how these two are
> related, more precisely.
> Veer Sandeep Bhatt
More information about the Chimera-users