Re: [gmx-users] How to apply trjconv -nojump to a part of a system

2013-07-10 Thread Justin Lemkul



On 7/9/13 7:13 PM, Bin Liu wrote:

Hi All,

For the convenience of visualization, I need to remove the jump of one
component (say a protein) of the system at the boundary. I don't need to,
or say I need not to remove the jump of the other components (say a lipid
bilayer), since otherwise the system will look falling apart. I noticed I
can cluster a part of a system, then output all the atoms in the system in
which only the part is clustered, and the other components unchanged. Does
GROMACS have similar function when *-nojump* is used?

If this can not be accomplished directly, is there a way to circumvent it?
I figured out a way, but haven't implemented it. I can plug the coordinates
of the protein treated with *-nojump* into the trajectory of the whole
system which is not treated with *-nojump*. It is kind of substituting the
coordinates of one component in one trajectory with the coordinates of the
same component in another trajectory. Is there anyone aware of a tool or a
script to do this job?



Would this actually work?  I would think the protein would collide with other 
elements of the system - solvent, etc.  Wouldn't fitting be a better option 
here?  If the protein moves in relation to a surface, something like trjconv 
-fit transxy is probably quite useful.


-Justin

--
==

Justin A. Lemkul, Ph.D.
Postdoctoral Associate

Department of Pharmaceutical Sciences
School of Pharmacy
Health Sciences Facility II, Room 601
University of Maryland, Baltimore
20 Penn St.
Baltimore, MD 21201

jalem...@outerbanks.umaryland.edu | (410) 706-7441

==
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Re: [gmx-users] How to apply trjconv -nojump to a part of a system

2013-07-10 Thread Trayder Thomas
VMD might do what you want with the PBC tools plugin (installed by
default). http://www.ks.uiuc.edu/Research/vmd/plugins/pbctools/
unwrap being the equivalent of -nojump

Otherwise, couldn't you just view your 2 trajectories simultaneously, one
with protein the other not?

-Trayder


On Wed, Jul 10, 2013 at 9:13 AM, Bin Liu fdusuperstr...@gmail.com wrote:

 Hi All,

 For the convenience of visualization, I need to remove the jump of one
 component (say a protein) of the system at the boundary. I don't need to,
 or say I need not to remove the jump of the other components (say a lipid
 bilayer), since otherwise the system will look falling apart. I noticed I
 can cluster a part of a system, then output all the atoms in the system in
 which only the part is clustered, and the other components unchanged. Does
 GROMACS have similar function when *-nojump* is used?

 If this can not be accomplished directly, is there a way to circumvent it?
 I figured out a way, but haven't implemented it. I can plug the coordinates
 of the protein treated with *-nojump* into the trajectory of the whole
 system which is not treated with *-nojump*. It is kind of substituting the
 coordinates of one component in one trajectory with the coordinates of the
 same component in another trajectory. Is there anyone aware of a tool or a
 script to do this job?

 Thank you very much.

 Regards

 Bin
 --
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RE: [gmx-users] How to apply trjconv -nojump to a part of a system

2013-07-10 Thread Emanuel Birru
Thanks mate, I am trying it now :)


-Original Message-
From: gmx-users-boun...@gromacs.org [mailto:gmx-users-boun...@gromacs.org] On 
Behalf Of Trayder Thomas
Sent: Thursday, 11 July 2013 11:52 AM
To: Discussion list for GROMACS users
Subject: Re: [gmx-users] How to apply trjconv -nojump to a part of a system

VMD might do what you want with the PBC tools plugin (installed by default). 
http://www.ks.uiuc.edu/Research/vmd/plugins/pbctools/
unwrap being the equivalent of -nojump

Otherwise, couldn't you just view your 2 trajectories simultaneously, one with 
protein the other not?

-Trayder


On Wed, Jul 10, 2013 at 9:13 AM, Bin Liu fdusuperstr...@gmail.com wrote:

 Hi All,

 For the convenience of visualization, I need to remove the jump of one 
 component (say a protein) of the system at the boundary. I don't need 
 to, or say I need not to remove the jump of the other components (say 
 a lipid bilayer), since otherwise the system will look falling apart. 
 I noticed I can cluster a part of a system, then output all the atoms 
 in the system in which only the part is clustered, and the other 
 components unchanged. Does GROMACS have similar function when *-nojump* is 
 used?

 If this can not be accomplished directly, is there a way to circumvent it?
 I figured out a way, but haven't implemented it. I can plug the 
 coordinates of the protein treated with *-nojump* into the trajectory 
 of the whole system which is not treated with *-nojump*. It is kind of 
 substituting the coordinates of one component in one trajectory with 
 the coordinates of the same component in another trajectory. Is there 
 anyone aware of a tool or a script to do this job?

 Thank you very much.

 Regards

 Bin
 --
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 http://lists.gromacs.org/mailman/listinfo/gmx-users
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[gmx-users] How to apply trjconv -nojump to a part of a system

2013-07-09 Thread Bin Liu
Hi All,

For the convenience of visualization, I need to remove the jump of one
component (say a protein) of the system at the boundary. I don't need to,
or say I need not to remove the jump of the other components (say a lipid
bilayer), since otherwise the system will look falling apart. I noticed I
can cluster a part of a system, then output all the atoms in the system in
which only the part is clustered, and the other components unchanged. Does
GROMACS have similar function when *-nojump* is used?

If this can not be accomplished directly, is there a way to circumvent it?
I figured out a way, but haven't implemented it. I can plug the coordinates
of the protein treated with *-nojump* into the trajectory of the whole
system which is not treated with *-nojump*. It is kind of substituting the
coordinates of one component in one trajectory with the coordinates of the
same component in another trajectory. Is there anyone aware of a tool or a
script to do this job?

Thank you very much.

Regards

Bin
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