Re: [ccp4bb] coot and probe clash

2010-02-09 Thread Yamei Yu
Thanks!
I download the executable probe and reduce and add them to .coot. Now it
works well. Thank you very much!

2010/2/8 William G. Scott wgsc...@chemistry.ucsc.edu

 On Feb 8, 2010, at 2:07 PM, Nathaniel Echols wrote:

  On Mon, Feb 8, 2010 at 1:51 PM, William G. Scott 
 wgsc...@chemistry.ucsc.edu
  wrote:
 
  This is available to install as a binary from here:
 
  http://molprobity.biochem.duke.edu/get_molprobity.php
 
 
  Although probe and MolProbity3 are said to be free and open source
  software distributed under a BSD-style license, I can't find the source
  code, so I can't make coot depend on it within fink.
 
 
  http://kinemage.biochem.duke.edu/software/probe.php
 
  and Reduce (also required for Coot, I think) is here:
  http://kinemage.biochem.duke.edu/software/reduce.php
 
  -Nat

 OK, I have added both now to fink cvs (unstable branch).  Feedback
 appreciated.



Re: [ccp4bb] HIV-Protease movies

2010-02-09 Thread Ian Tickle
Xavier, can't help you with the HIV protease movie, but most movies (all of the 
HIV protease movies that I tried anyway!) can be downloaded from YouTube with 
this Firefox add-on:

http://www.downloadhelper.net

HTH!

Cheers

-- Ian

 -Original Message-
 From: owner-ccp...@jiscmail.ac.uk 
 [mailto:owner-ccp...@jiscmail.ac.uk] On Behalf Of F.Xavier 
 Gomis-RĂ¼th
 Sent: 09 February 2010 14:47
 To: CCP4BB@jiscmail.ac.uk
 Subject: HIV-Protease movies
 
 Dear CCP4ers,
 I would need short movies on HIV protease, isolated and in 
 complexes with inhibitors,
 for teaching purposes, i.e. they should be already made. I 
 found some in YouTube but
 could not download them. Could anybody help me further ?
 Thanks a lot in advance,
 Xavier
 
 
 -- 
 
 


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Re: [ccp4bb] Coot- Find water

2010-02-09 Thread Yong Y Wang
Paul,

It seems the distance criteria apply to protein atoms only, not including 
bound water.  Is there a way to include atoms from water molecules in the 
distance constraint?

Yong




Paul Emsley paul.ems...@bioch.ox.ac.uk 
Sent by: CCP4 bulletin board CCP4BB@JISCMAIL.AC.UK
02/01/2010 09:02 AM
Please respond to
Paul Emsley paul.ems...@bioch.ox.ac.uk


To
CCP4BB@JISCMAIL.AC.UK
cc

Subject
Re: [ccp4bb] Coot- Find water






james09 pruza wrote:


 The find water option in coot is not picking up more that 10 water 
 molecules but density is there. How can it be sorted out??

By changing the Find peaks above, Minimum distance and Maximum 
distance values in the dialog?

Paul.


[ccp4bb] Postdoctoral position avaliable

2010-02-09 Thread Marzena Pazgier
A postdoctoral position is available immediately for a highly motivated 
candidate at the University of Maryland, School of Medicine and the 
Institute of Human Virology, in Baltimore, Maryland. Successful 
candidate will join an ongoing research project focused on structural 
characterization of broadly neutralizing antibodies (and antibody 
complexes) capable of preventing (neutralizing) infection by HIV. The 
position duties include protein expression, protein/complexes 
purification, biochemical analysis, and crystal structure determination. 
Prior experience in protein crystallography would be highly desirable but 
not prerequisite. The perfect candidate should have a PhD degree in 
biochemistry or a related field, with experience in protein expression 
and purification and if applicable, in protein X-ray crystallography. 
Interested parties should submit a cover letter, CV and complete 
contact information for 3 references to Marzena Pazgier, Ph.D, Assistant 
Professor, University of Maryland School of Medicine, Institute of Human 
Virology  Department of Biochemistry  Molecular Biology, 725 West 
Lombard Street, Baltimore, MD 21201, E-mail: 
mpazg...@ihv.umaryland.edu.


Re: [ccp4bb] Alternatives to ChemDraw 3D

2010-02-09 Thread Sean Seaver
 You can build any 3D molecule easily in Discovery Studio Visualizer - It
is free but  not for Mac OS

I have been pretty impressed with Discovery Studio Visualizer and feel that
it can serve as a nice compliment to Pymol.  

I wrote up a brief overview and comparison between the two programs here:

http://bit.ly/QgvNL

I also covered the selection feature in DSV:

http://bit.ly/4UIzcd

Cheers,

Sean


Re: [ccp4bb] Alternatives to ChemDraw 3D?

2010-02-09 Thread William G. Scott
On Feb 7, 2010, at 11:13 PM, Wataru Kagawa wrote:

 Hi all,
 
 I would like to create a pdb file for a chemical compound (FW ~600) that was 
 created in our chemistry department. ChemDraw 3D appears capable of doing 
 this, but I would like to know if there are free alternatives that work great 
 on Macs. Any info would be greatly appreciated.
 
 Thanks.
 
 Wataru
 

Hi Wataru-san:

Three easy steps:

1.  Define a SMILES string for your compound.  The java molecular editor makes 
this easy:  http://www.molinspiration.com/jme/

2.  Paste the smiles string into COOT, or feed it into phenix.elbow

3.  Output the pdb file.

COOT is faster but phenix.elbow allows you to minimize the structure, even 
using third-party QM programs like GAMESS.

I trust all is well.

Bill


[ccp4bb] slow coot in mac 10.6

2010-02-09 Thread rui
Hi, Dear All,

I have a mac 10.4 with 4GB memory, I thought it should be pretty fast.
However when  I run coot, it's kind of slow. Even when I push the space key
to go to next residue, I can feel it is really walking to the next residue.
Is this normal or something maybe not set up correct? I wonder how feasible
it is to do modeling in laptop. Sorry for the dumb question, but I just want
to get a sense how fast it should be, so that I can have things fixed.
THanks.

Rui


[ccp4bb] Off topic: Monitoring kinetics of multiple enzymes in living cell / lyset

2010-02-09 Thread Partha Chakrabarti
Dear all,

Apologies for a off topic question. I could not think of a better
place to ask this.

Suppose, we have four enzymes turning over five molecules, either in
the living cell, or in fresh mammalian cell lyset. The molecules could
be as simple as ATP, GTP, NADP, GSH etc. Now, one can add a inhibitor
/ drug Y to this mixture and that might change the dynamics. I am
wondering how could someone measure the concentration of these
metabolites.. ! It can not be done on purified enzyme, it has to be
done when everything else is present.

All I can think of are:

a) Using mass spec on the metabolites: Quench the reaction at
different time points, remove whatever possible by centrifugation and
a spin filter (similar to QIAGEN kit), and do mass spec.

b) Use some sort of a focused optical method (IR/UV laser?) on living
cell that could excite multiple molecules (but I have no clue beyond
this..)

Has anybody seen something that addresses the question? Any suggestion
would be highly appreciated.

Cheers, Partha