Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread Reza Salari
ubject: Re: [gmx-users] New ion parameters and OPLS-AA > > Thank you very much. That sounds interesting! > > BTW, I finally found out that the only way to use parameters developed using > different combination rules together, is to define them manually in > nonbonding_params sect

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread David van der Spoel
* Wed, December 16, 2009 11:36:50 AM *Subject:* Re: [gmx-users] New ion parameters and OPLS-AA If you decide to change the ions parameters, you can use the method described here: http://pubs.acs.org/doi/abs/10.1021/jp064835t?prevSearch=%255Bauthor%253A%2Bde%2BAraujo%255D&searchHistoryK

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread Reza Salari
different approaches. Regards, Reza Salari From: Alexandre Suman de Araujo To: gmx-users@gromacs.org Sent: Wed, December 16, 2009 11:36:50 AM Subject: Re: [gmx-users] New ion parameters and OPLS-AA If you decide to change the ions parameters, you can use the

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread Alexandre Suman de Araujo
ards, Reza Salari From: Andrew Paluch To: Discussion list for GROMACS users Sent: Tue, December 15, 2009 4:34:18 PM Subject: Re: [gmx-users] New ion parameters and OPLS-AA Read the manual. You can explicitly declare all of your cross terms rather than using the

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread Reza Salari
, December 16, 2009 3:10:13 AM Subject: Re: [gmx-users] New ion parameters and OPLS-AA On 12/15/09 11:03 PM, Reza Salari wrote: > Thanks for your response. > > While I will try that (although it seems it needs quite amount of > scripting), I remember in the past some people in the

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-16 Thread David van der Spoel
Cheatham I presume that Amber would be a suitable force field. Regards, Reza Salari *From:* Andrew Paluch *To:* Discussion list for GROMACS users *Sent:* Tue, December 15, 2009 4:34:18 PM *Subject:* Re: [gmx-users] New ion

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-15 Thread eladp
Hi Reza, -- Message: 4 Date: Tue, 15 Dec 2009 14:03:36 -0800 (PST) From: Reza Salari Subject: Re: [gmx-users] New ion parameters and OPLS-AA To: Discussion list for GROMACS users Message-ID: <858209.12986...@web35303.mail.mud.yahoo.com> Content-Type: text

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-15 Thread Reza Salari
Sent: Tue, December 15, 2009 4:34:18 PM Subject: Re: [gmx-users] New ion parameters and OPLS-AA Read the manual. You can explicitly declare all of your cross terms rather than using the same mixing rule for all terms. You can easily write a script to modify your input files accordingly, Andrew

Re: [gmx-users] New ion parameters and OPLS-AA

2009-12-15 Thread Andrew Paluch
Read the manual. You can explicitly declare all of your cross terms rather than using the same mixing rule for all terms. You can easily write a script to modify your input files accordingly, Andrew On Tue, Dec 15, 2009 at 4:06 PM, Reza Salari wrote: > Hi All, > > Recently there has been a ne

[gmx-users] New ion parameters and OPLS-AA

2009-12-15 Thread Reza Salari
Hi All, Recently there has been a new set of ion parameters published by Joung and Chetham and I am interested in running some test runs using these parameters. These set of parameters are based on using LB rule (arithmetic mean) for sigmas. However I am using OPLS-AA ff so I am using the combi