[PyMOL] MacPyMOL in command line mode

2015-05-29 Thread Yu Chen
Hello,

I am trying to run MacPyMOL in command line mode with -c -q option. While
directly logged in to the computer, it works. But if I ssh into the
computer (even with X11 forwarding enabled), it fails with some errors
about connecting to WindowServer  And I can tell it actually tried to
launch the GUI very briefly, then returned to the command line to process
the scripts. Is this right? Can I run it remotely on another computer just
from pure command line.

Thanks.

CY
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Re: [PyMOL] New MacBook

2006-05-19 Thread Yu Chen
Yeah, my bad as I talked to Mark, hands faster than brain kind of thing 
:-), and in fact, we are getting a MacBook soon, I am going to try to see, 
and let everybody know.


Chen


On Fri, 19 May 2006, Serge Cohen wrote:


-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Hi Chen;

I guess the question is not about getting a universal binary, buth rather 
how the Radeon X1600 of the MacBook Pro compares with the GMA950 of the 
MacBook !!!


Indeed I'd be very curious to know as well.

Serge.


Le 18 mai 06 à 20:40, Yu Chen a écrit :

If you check the pymol website, the Feb 5th 2006 news announced MacPymol is 
now Universal Binary, and it rocks!!! We do have it running on MacBook 
Pros, realy fast!


Chen


On Thu, 18 May 2006, Mark A Saper wrote:

I'm very interested in knowing whether PyMOL is usable on the new MacBook 
considering that it has Intel integrated graphics.

Mark


***
Serge Cohen

GPG Key ID: 9CBB58FB
***


-BEGIN PGP SIGNATURE-
Version: GnuPG v1.4.3 (Darwin)

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===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 182
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347 (primary)
(410)455-2718 (secondary)
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===

Re: R: Re: [PyMOL] Linux NVidia segmentation fault

2005-07-12 Thread Yu Chen
No, we don't have Quadro FX, we have 3DForce FX 5600-256. When we use the 
new drivers, it just sometime freeze the computers, not patically a Pymol 
related problem.


Sorry couldn't help more, good luck.

Chen

On Tue, 12 Jul 2005, Paolo Tosco wrote:


 Thank you very much for your answer. Indeed I started experiencing the

 segmentation fault with driver 6629, which is the one shipped with RHEL
 3.0. That's why I decided to try newer drivers. Is your graphic board a
 Nvidia Quadro FX? Maybe thisnbsp;issue doesn'tnbsp;come upnbsp;with
 any Nvidia board, but only with some of them. I wonder if the problem is
 connected with the fact that I tried Pymol 0.98 and 0.99beta, but never
 0.97. I will letnbsp;you know if I will finally manage to solve the
 problem.

Paolo



===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 182
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347 (primary)
(410)455-2718 (secondary)
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===



Re: [PyMOL] pymol crashes with very large structures?

2005-01-10 Thread Yu Chen
I did it on RedHat EL-AS-3, Intel 1.7GHz, single cpu, 512MB memory, 
GeForceFX 5600 (256MB Mem on chip) without problem, it took about 5-6 mins 
to load with the same commands as Douglas has run.


Chen

On Sun, 9 Jan 2005, Douglas Kojetin wrote:

I didn't keep track of how long it took (and it took a while), but I was able 
to successfully run the following commands under OS X using MacPymol 0.95 on 
a machine w/ 1.5GB RAM.


load 1JJ2.pdb
hide all
show surface

Doug


On Jan 9, 2005, at 1:45 PM, Wulf Dirk Leuschner wrote:


I use an AMD 2 GHz machine with 1 GB of RAM (recently added 512 MB) with a
GeForce5200 graphics card, and I was quite happy with the performance
(Windows - Linux is currently not possible since the machine I got Linux
installed on is too slow) for the 65,000 atoms of the smaller ribosome
structure. Surface rendering of that structure takes about 2.5 min with an
initial memory usage of about 1.25 GB.

With respect to the crash with 1JJ2.pdb: pymol shuts down immediately - no
pymol processes running anymore.

Warren proposed to set the surface mode to -1 or -2, but I got the same
result: it crashed again.

After that I thought maybe my new memory is faulty and ran an exhaustive
memory check - without any errors.

I then selected chain A of the structure and then used 'show surface,a' 
('a'
being the selected protein chain): this worked fine! Three chains: fine! 
All

atoms: crash!

I wonder if anybody with a 'decent' machine could try the same and let me
know if they got the same problem. If not, it's my machine and I won't
bother anybody anymore ;-)

Thanks in advance!

WDL

Here's the direct link to the PDB entry:
http://www.rcsb.org/pdb/cgi/explore.cgi? 
job=downloadpdbId=1JJ2page=pid=282541105295401


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===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 182
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347 (primary)
(410)455-2718 (secondary)
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===

Re: [PyMOL] graphics with GeForce4 card in windows vs. linux

2004-09-14 Thread Yu Chen
You will need to download linux driver for GeForce 4 and install it under 
linux. The linux is not using the 3D-hardware accelaration without the 
manufacture's driver. 

On Tue, 14 Sep 2004, Eric Schreiter wrote:

 Hi All,
 I have a machine running WindowsXP and RedHat 9 with an Albatron GeForce 
 4 Ti4800se graphics card.  I notice that when I run pymol in windows it 
 is much faster and smoother than when I run in linux.  When I open PyMol 
 in windows, it says Adapting to GeForce hardware... but does not say 
 this when I open it in linux.  Any thoughts on how I can get pymol to 
 run more smoothly in linux?  Thanks for your help.
 Cheers,
 Eric
 
 
 
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-- 

===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 182
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347 (primary)
(410)455-2718 (secondary)
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===




Re: [PyMOL] PyMOL 0.96 Released

2004-07-13 Thread Yu Chen
Hi, just wondering if this is a bug or just my system. I was just 
exploring the new PyMOL, there is a menu item plugin, when I 
clicked the pull-down menu about plugins, PyMOL quit, gives out 
segmentation fault error. 

Thanks!
Chen
-- 

===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 182
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347 (primary)
(410)455-2718 (secondary)
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===




Re: [PyMOL] installation problem

2004-04-15 Thread Yu Chen
The warning is ok, just ignore.
And to check the rpm package, use pymol as package name, not with
version numbers.

like 'rpm -q pymol'

Chen

On Thu, 15 Apr 2004, Shu-Hsien Sheu wrote:

 Hi,

 Our system administrator of a linux cluster have trouble upgrading from 0.93
 to 0.95:

 [mfitz...@man local]$ sudo rpm -U --test pymol-0.95-1.rh73.py22.i386.rpm
 [mfitz...@man local]$ sudo rpm -U pymol-0.95-1.rh73.py22.i386.rpm
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 warning: user warren does not exist - using root
 [mfitz...@man local]$ sudo rpm -V pymol-0.95-1 package pymol-0.95-1 is not
 installed

 Any ideas?

 Thanks!
 shuhsien

 -Original Message-
 From: pymol-users-ad...@lists.sourceforge.net
 [mailto:pymol-users-ad...@lists.sourceforge.net] On Behalf Of Marc Saric
 Sent: Thursday, April 15, 2004 8:15 AM
 To: pymol-users@lists.sourceforge.net
 Subject: [PyMOL] spectrum

 Hi all,

 I have a question regarding the spectrum command and b-factors. How are
 the color-ranges calculated by spectrum?

 I.e. i would like to know the values for the different shades like in
 the color_b.py-script, which gives you not only a total range, but also
 the bins.

 I would like to put a color-gradient-bar below a picture which shows
 numbers as well, and for that I need to know the ranges of blue, green,
 yellow, etc.

 Or is it possible to do this from within Pymol automatically (like for
 iso-surfaces)?

 Thanks in advance.

 --
 Bye,
 Marc Saric


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[PyMOL] Need advice on graphic card

2003-11-10 Thread Yu Chen
Hello, pymolers

I checked pymol's homepage about the graphic card. But still not so sure, 
hope someone would have similar setting as ours, so could give us some 
advices on what card to buy. 

We running Redhat 7.3, XFree86 4.2.0, kernel 2.4.18-3. Currently, we 
running on Matrox Millennium G450, the 3D-accelleration works fine in 
Merged mode but not in dual-head mode. While nmrview works fine in 
dual-head mode, but font messed up in Merged mode. So we can't get both to 
work right at the same setting. 

So will Radeon 8500 work with both?

Thanks in advance for your advice!

Best
Chen

-- 

===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 122
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347
(410)455-2718
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===




RE: [PyMOL] Electrostatic potential maps in PyMOL

2003-07-10 Thread Yu Chen
Thanks everybody for suggestiones, and Warren for fixing the problem. I
will see if we could generate some phimap not 65x65x65.

Ksushik, I don't know why your Delphi is working fine, here is my output
from load phimap, which it should be cause of the endianess:

  PHIMapToStr: now starting phimap
  PHIMapToStr: potential
  PHIMapToStr: qdiffxas: qdiffxs4 with an improved surfacing routine
  PHIMapToStr:  j#
  ObjectMap: Map Read.  Range = -3388. to 37
  Crystal: Unit Cell1.0001.0001.000
  Crystal: Alpha Beta Gamma90.000   90.000   90.000
  Crystal: RealToFrac Matrix
  Crystal:1.0.0.
  Crystal:0.1.0.
  Crystal:0.0.1.
  Crystal: FracToReal Matrix
  Crystal:1.0.0.
  Crystal:0.1.0.
  Crystal:0.0.1.
  Crystal: Unit Cell Volume1.
  Executive: object map created.

Best
Yu


===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 122
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250

phone:  (410)455-6347
(410)455-2718
fax:(410)455-1174
email:  c...@hhmi.umbc.edu
===

On Wed, 9 Jul 2003, Warren L. DeLano wrote:

 Okay, scratch that -- I fixed the problem, relying on standard
 Fortran unformatted IO conventions to automatically determine endianness
 and map size.

 PyMOL should now be able to read a PHI map of any dimensionality, so
 long as record size is implicitly and correctly specified in the map
 file.   This may or may not be the case for .phi files written from C
 (for example, fld2phi is hard-coded for a 65x65x65 map, because the
 data block's record length specifier is hardcoded to be 0x10c304 =
 65*65*65*4).

 Can someone send me a PHI map which is not 65x65x65 for testing
 purposes?  Please include the associated PDB file for visual
 verification.  Thanks!

 Looks like we'll need to push out another release sooner rather than
 later...

 Cheers,
 Warren

 --
 mailto:war...@delanoscientific.com
 Warren L. DeLano, Ph.D.
 Principal Scientist
 DeLano Scientific LLC
 Voice (650)-346-1154
 Fax   (650)-593-4020

  -Original Message-
  From: pymol-users-ad...@lists.sourceforge.net [mailto:pymol-users-
  ad...@lists.sourceforge.net] On Behalf Of Warren L. DeLano
  Sent: Wednesday, July 09, 2003 2:20 PM
  To: 'EPF (Esben Peter Friis)'; 'Kaushik Raha '; 'Yu Chen '
  Cc: pymol-users@lists.sourceforge.net
  Subject: RE: [PyMOL] Electrostatic potential maps in PyMOL
 
  Yes, you have identified the problem:  PyMOL 0.90 currently only reads
  PHI files in one of the two endian formats (not sure if it is big or
  little).
 
  The problem is, how it PyMOL to determine which format the incoming
 map
  is in?  The file format is so darn implicit, I haven't yet come up
 with
  any effective way of doing it without risking a floating exception on
  finicky hardware.
 
  Any ideas?  If we can just determine the enddian-ness of the
 incoming
  file, then the rest is a snap.
 
  Warren
 
  --
  mailto:war...@delanoscientific.com
  Warren L. DeLano, Ph.D.
  Principal Scientist
  DeLano Scientific LLC
  Voice (650)-346-1154
  Fax   (650)-593-4020
 
 
 
 
 
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Re: [PyMOL] Electrostatic potential maps in PyMOL

2003-07-09 Thread Yu Chen
Hello, Kaushik

Yeah, we do had problems with DelPhi to PyMoL. I don't know what your
mean by modified version of Delphi... We bought the latest Delphi from
their website, and used the data from all the example folders comes with
Delphi. The calculation all went well. When we tried to read the phimap
into PyMoL,

after
load delphi-map.phi, e_pot

In the console window, the line
objectMap: Map Read. Range= -... to ..

Then range is incredibly large, the negtive and positive values each has
about over 30 digits!

But when we use the same data in GRASP to generate the phimap, it reads in
well. If you could give us some advice on how you modified Delphi, or how
to get it, we would be greatly appreciate!

Best
Yu Chen

===
Yu Chen
Howard Hughes Medical Institute
Chemistry Building, Rm 122
University of Maryland at Baltimore County
1000 Hilltop Circle
Baltimore, MD 21250
email:  c...@hhmi.umbc.edu
===

On Wed, 9 Jul 2003, Kaushik Raha wrote:

 There has been some talk on the list regarding failure of PyMOL in
 reading Delphi generated potential maps that I missed. I have generated
 phimap using a modified version of Delphi in the GRASP format that
 PyMOL reads and displays without any problem. So I am not sure what the
 problem is. Can anybody please let me know what was the problem with
 PyMOL reading Delphi generated GRASP potential maps? Was wondering if
 PyMOL is doing the right thing??

 Thanks,
 Kaushik Raha
 Penn State University

 On Wednesday, July 9, 2003, at 10:48 AM, EPF (Esben Peter Friis) wrote:

 
  Hi PyMOL users,
 
  MEAD's potential maps can be used in PyMOL, but it requires a little
  more
  than a bit of tweaking, as the maps are in the AVS .fld format, which
  can
  not be read by PyMOL. (These maps can be read by Dino, as Paulo just
  mentioned). Also, PyMOL reads (as far as I can see) only big-endian
  phi-maps.
 
  I have written a small program, which does the conversion from .fld to
  big-endian-.phi, so the maps can be read by PyMOL. It just finished it
  today, and it has only been tested on Linux (i386), so beware ;-)
 
  To create a nice electrostatic surface, you need:
 
 
  * Gromacs (not strictly necessary, but makes life easier) Download from
  http://www.gromacs.org
  * MEAD. Download from http://www.scripps.edu/bashford/
  * fld2phi, source code quoted below (sorry, but I don't have access to
  our
  external web server, and it's only about 4kb).
  * PyMOL, of course (v0.88 or newer).
 
 
  Here is an example how to create everything from scratch for 4PTI.pdb
 
 
  Gromacs steps
  -
  1) use pdb2gmx to create .gro and .top files:
  pdb2gmx -f 4PTI.pdb -o 4PTI.gro -p 4PTI.top
 
  2) use grompp to create .tpr file:
  grompp -f 4PTI.mdp -p 4PTI.top -o 4PTI.tpr -c 4PTI.gro
 
  The file 4PTI.mdp contains the parameters for the Gromacs simulation.
  But as
  we are not going to do any simulation this time, an empty file is ok.
  It can
  be created with touch 4PTI.mdp.
 
  3) use editconf to create a MEAD-readable pdb file:
  editconf -f 4PTI.tpr -mead -o 4PTI.pqr.pdb
 
  The output pdb file must then be renamed to be recognized by MEAD:
  mv 4PTI.pqr.pdb 4PTI.pqr
 
 
  MEAD steps
  --
 
  1) create a .ogm file which specifies the grid size. Notice that PyMOL
  can
  only handle grids which are 65x65x65 points, so your only option is to
  change the spacing between points. You can specify focussing options
  in the
  .ogm file, but only the coarsest grid is written anyway, so you only
  need
  one line in the 4PTI.ogm file:
 
  ON_GEOM_CENT 65 1.0
 
  See documentation for other centering options (first parameter). Next
  number
  is the number of grid points on each side (must be 65 to be readable by
  PyMOL). The last number is a real specifying the distance between grid
  points.
 
  2) Run 'potential' to create the grid:
  potential -epsin 2 -CoarseFieldOut 4PTI 4PTI
 
  The epsin option is mandatory and specifies the internal (in the
  protein)
  dielectric constant. The program will say something like:
 
  WARINING from potential main program:
  Could not open field point file, 4PTI.fpt, for reading. Exiting without
  giving any potentials.
 
  This can be ignored. The program still writes out a 4PTI.fld file with
  the
  grid. Notice that this file in not overwritten, so you must delete it
  manually if it already exists.
 
  Convert to PyMOL readable grid
  --
 
  1) Use the fld2phi to convert the .fld file to a big-endian .phi grid
  file:
  fld2phi 4PTI.fld 4PTI.phi
 
  This sould create a 4PTI.phi file which is readable by PyMOL.
 
 
  PyMOL steps
  ---
 
  1) Load the structure including the hydrogens built by Gromacs:
  load 4PTI.pqr, 4PTI
 
  2) Create a selection of the water:
  select water, 4PTI and resn SOL
 
  3) Remove the water atoms:
  remove water
 
  4) Show the surface of the 4PTI object:
  show surface, 4PTI
 
  5

RE: [PyMOL] can't initialize module sglite

2003-07-07 Thread Yu Chen
Thanks, Warren

I think it's the Python problem, i will try it.


On Mon, 7 Jul 2003, Warren L. DeLano wrote:

 Yu Chen,

 There are two likely causes of this problem:

 (1) An old pymol.com file

   This may be caused by use of an outdated pymol.com startup
 script.  The launch requirements for PyMOL changed slightly in this new
 version, so it may be necessary to create a fresh pymol.com from one
 of the templates in the setup directory.

 (2) Linking against Python 1.52

   Make sure that Python is linking against version 2.x if
 possible.  If you must use 1.52, you will need to compile the older
 versions of ExtensionClass.c and ExtensionClass.h located in the
 contrib/modules directory.

 I hope this helps.

 Cheers,
 Warren

 --
 mailto:war...@delanoscientific.com
 Warren L. DeLano, Ph.D.
 Principal Scientist
 DeLano Scientific LLC
 Voice (650)-346-1154
 Fax   (650)-593-4020

  -Original Message-
  From: pymol-users-ad...@lists.sourceforge.net [mailto:pymol-users-
  ad...@lists.sourceforge.net] On Behalf Of Yu Chen
  Sent: Monday, July 07, 2003 12:34 PM
  To: pymol-users@lists.sourceforge.net
  Subject: [PyMOL] can't initialize module sglite
 
  Hello, pymolers
 
  I installed pymol-0.90 from tar file on Redhat Linux 7.2 the same way
 as I
  installed pymol-0.88, the compiling all went well. But when running
 pymol,
  it gives out:
  Fatal error: can't initialize module sglite
 
  Not sure what happened, any help would be appreciated!
 
  Thanks in advance!
  Yu
 
 
  ===
  Yu Chen
  Howard Hughes Medical Institute
  Chemistry Building, Rm 122
  University of Maryland at Baltimore County
  1000 Hilltop Circle
  Baltimore, MD 21250
 
  phone:  (410)455-6347
  (410)455-2718
  fax:(410)455-1174
  email:  c...@hhmi.umbc.edu
  ===
 
 
 
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