[gmx-users] potential

2019-09-23 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear all,

I run 3 trajectory with an electric field of

1) E-z=  1 0.5 1
2) E-z=  1  2  1
3) E-z=  1  4  1

but the graphics of the potential of the system (gmx potential), gives a
differential of potential  of

1) -5V
2) -3V
3) -2,5

My system is a bilayer with a protein, plus water.

¿Why those differential of potential?

thanks all
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[gmx-users] Consult

2018-04-25 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear all,


In one 300ns  membrane simulation with water, in a box of 4x4x9 nn3. Which
thermostat would you use and why? V-rscale or nose-hoover?

thanks to all

-- 

*Dr. Álvaro  Ruiz  *



*Physicochemical Molecular LaboratoryDepartamento de QuímicaFacultad de
CienciasUniversidad de Chile*Mobile: +56-9-51178101
Office: +56-2-9787443
arr...@ug.uchile.cl
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[gmx-users] Equilibration

2017-09-12 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear users,

I need to demonstrate that my box is in equilibrium. What is the maximum
slope of the energy or the volume in function of time to demosntrate it? .
Or exist anothe parameter to follow. Thank you very much.

-- 

*Dr. Álvaro  Ruiz  *



*Physicochemical Molecular LaboratoryDepartamento de QuímicaFacultad de
CienciasUniversidad de Chile*Mobile: +56-9-51178101
Office: +56-2-9787443
arr...@ug.uchile.cl
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[gmx-users] Distance between centers of mass

2017-03-02 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear GROMACS users:

How can I calculate the distance between centers of mass of two residues in
time with gmx distance?, I do not understand the  sentence "com of resname
AAA plus com of resname BBB"  from the manual, pag 241 . Thanks.


-- 

*Dr. Álvaro  Ruiz  *



*Physicochemical Molecular LaboratoryDepartamento de QuímicaFacultad de
CienciasUniversidad de Chile*Mobile: +56-9-51178101
Office: +56-2-9787443
arr...@ug.uchile.cl
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[gmx-users] question

2016-11-22 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear gromacs users:

I need to build a phospholipid bilayer, but for some reason it gets water, I
think the problem could be solved with the construction of a  plane that
prevents the passage of water molecules. In short, can GROMACS generate a
plane that prevents the passage of one type of molecules?.


Thank you very much.
-- 





*Álvaro Rodrigo Ruiz Fernández Laboratorio Fisicoquimica
MolecularDepartamento de QuímicaFacultad de CienciasUniversidad de
Chile*Mobile:
+56-9-75643659
Office: +56-2-9787443
arr...@ug.uchile.cl
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[gmx-users] question

2016-09-29 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear gromacs users:

How I can multiply a box full of molecules from 1x1 to 2x2 ?, I know  I can
use Avogadro but in this case it does not work, I think for the
periodic boundary
conditions. Thank you very much

-- 





*Álvaro Rodrigo Ruiz Fernández Laboratorio Fisicoquimica
MolecularDepartamento de QuímicaFacultad de CienciasUniversidad de
Chile*Mobile:
+56-9-75643659
Office: +56-2-9787443
arr...@ug.uchile.cl
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[gmx-users] question

2016-09-29 Thread ÁLVARO RODRIGO RUIZ FERNÁNDEZ
Dear gromacs users:

How I can multiply a box full of molecules from 1x1 to 2x2 ?, I know  I can
use Avogadro but in this case it does not work, I think for the
periodic boundary
conditions. Thank you very much

-- 





*Álvaro Rodrigo Ruiz Fernández Laboratorio Fisicoquimica
MolecularDepartamento de QuímicaFacultad de CienciasUniversidad de
Chile*Mobile:
+56-9-75643659
Office: +56-2-9787443
arr...@ug.uchile.cl
-- 
Gromacs Users mailing list

* Please search the archive at 
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