Dear Elaine C. Meng,
 
Thanks very much for your reply! I have successfully solved the problem after I consult with the mailing list archive! Thanks!
 
All the best,

Qinghua


From: Elaine Meng <meng@cgl.ucsf.edu>
To: Qinghua Liao <fantasticqhl@yahoo.com>
Cc: chimera-users@cgl.ucsf.edu
Sent: Thu, September 30, 2010 1:49:41 AM
Subject: Re: [Chimera-users] how to set the transparency of ribbon

Hi Qinghua,
Basically you need to make a transparent color, then use it to color the ribbon.

Please see this previous post for details:
<http://plato.cgl.ucsf.edu/pipermail/chimera-users/2006-December/001155.html>

Best,
Elaine
----------
Elaine C. Meng, Ph.D. 
UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab
Department of Pharmaceutical Chemistry
University of California, San Francisco



On Sep 28, 2010, at 11:28 PM, Qinghua Liao wrote:

Dear chimera's users,
Could someone tell me how to set the transparency of ribbon of a protein? Thanks very much 
All the best,
Qinghua