Metal ion electron density

Ng ng at tesla.mbi.ucla.edu
Sat Jun 1 04:14:37 EST 1996


Robert D Scavetta (scavetta at XTREME.UCR.EDU) wrote:
: Hi all;

: We have a protein that coordinates Ca2+.  The electron density is oblong
: instead of spherical.  This is true in both the Fo-Fc without Ca2+ in the model
: and in the 2Fo-Fc with Ca2+.

: Does any one else see this non-spherical density phenomenom in a Ca2+ (or other
: metal ion) coordinating a macromolecule?

: Thanks,


: -- 
: Robert D Scavetta
: Department of Biochemistry
: University of California, Riverside  92521
: email:	scavetta at xtreme.ucr.edu
: phone:	(909) 787-4196
: fax:	(909) 787-3590

     Possibly a water involved in the Ca++ coordination?
--

Ho Leung Ng
University of California, Los Angeles
DOE-Molecular Biology Institute and School of Medicine
ng at tesla.mbi.ucla.edu



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