You're right; my apologies to the original question-poster.

I think a better way to do it would be with a mask that covers
the entire molecule of interest, rather than an atom-by-atom
carving job.

  Phoebe

---- Original message ----
>Date: Sun, 10 May 2009 20:29:00 -0700
>From: James Stroud <xtald...@gmail.com>  
>Subject: Re: [ccp4bb] Manipulating electron density  
>To: CCP4BB@JISCMAIL.AC.UK
>
>On May 10, 2009, at 12:21 PM, Phoebe Rice wrote:
>> Of COURSE the map will look lovely if you carve it off at 1.5A
>> from your atoms.  And your gels will look lovely too if you
>> just touch them up with with some white-out and a sharpie.
>> Do the honest thing and show the whole truth, using the
>> z-clipping to get a comprehensible slab.
>
>Maybe we should give Jason the benefit of the doubt that he
wants to  
>present an honest representation of his density. Clipping off
symmetry  
>related molecules is not the same as "carving" density from
amorphous  
>blobs. The former is more akin to showing only part of a lane
of a  
>gel, which is common practice even in prestigious journals.
In fact,  
>my other monitor presently displays such a "carved" gel
picture from a  
>recent Cell paper.
>
>James
Phoebe A. Rice
Assoc. Prof., Dept. of Biochemistry & Molecular Biology
The University of Chicago
phone 773 834 1723
http://bmb.bsd.uchicago.edu/Faculty_and_Research/01_Faculty/01_Faculty_Alphabetically.php?faculty_id=123

RNA is really nifty
DNA is over fifty
We have put them 
  both in one book
Please do take a 
  really good look
http://www.rsc.org/shop/books/2008/9780854042722.asp

Reply via email to