Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-12 Thread Magnus Lundborg
. - Original Message - From: "Justin Lemkul" To: gmx-us...@gromacs.org Sent: Tuesday, November 4, 2014 7:45:39 AM Subject: Re: [gmx-users] Simulating Multiple Solute Particles On 11/4/14 12:45 AM, Nathan K Houtz wrote: Thanks for your reply. However, I'm still confused

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-12 Thread Magnus Lundborg
hanks again in advance - I really appreciate the help! N.H. - Original Message - From: "Justin Lemkul" To: gmx-us...@gromacs.org Sent: Tuesday, November 4, 2014 7:45:39 AM Subject: Re: [gmx-users] Simulating Multiple Solute Particles On 11/4/14 12:45 AM, Nathan K Houtz wrote

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-12 Thread Justin Lemkul
On 11/12/14 2:58 AM, Nathan K Houtz wrote: Dr. Lemkul, Thank you again - your tutorials are very helpful for me. I want to get through your Virtual Sites tutorial but I got stuck near the beginning. Gromacs thinks the minim.mdp file is for an earlier version but the introduction page said i

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-12 Thread Nathan K Houtz
ary. Is the file outdated, or have I made a mistake? Regards, N.H. - Original Message - From: "Justin Lemkul" To: gmx-us...@gromacs.org Sent: Monday, November 10, 2014 7:40:58 AM Subject: Re: [gmx-users] Simulating Multiple Solute Particles On 11/10/14 3:07 AM, Nathan K H

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-10 Thread Justin Lemkul
(examples are acetonitrile and others) and my tutorial on doing just this. -Justin Thanks again in advance - I really appreciate the help! N.H. - Original Message - From: "Justin Lemkul" To: gmx-us...@gromacs.org Sent: Tuesday, November 4, 2014 7:45:39 AM Subject: Re: [gmx-users

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-10 Thread Nathan K Houtz
en it's saying the bonds are rotating more than 30 degrees, is that the bond angle changing or does it mean that a dihedral is changing by that much? Thanks again in advance - I really appreciate the help! N.H. - Original Message - From: "Justin Lemkul" To: gmx-us...@g

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-04 Thread Justin Lemkul
On 11/4/14 12:45 AM, Nathan K Houtz wrote: Thanks for your reply. However, I'm still confused. I thought that the command: #include "oplsaa.ff/tip3p.itp" is a call to the opls-aa force field. If this is not the correct way to include the force field parameters, how should I do that? That

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-03 Thread Nathan K Houtz
riginal Message - From: "Justin Lemkul" To: gmx-us...@gromacs.org Sent: Monday, November 3, 2014 12:44:52 PM Subject: Re: [gmx-users] Simulating Multiple Solute Particles On 11/3/14 12:50 AM, Nathan K Houtz wrote: > Sorry everybody, I accidentally unsubscribed from the mailing list an

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-03 Thread Justin Lemkul
On 11/3/14 12:50 AM, Nathan K Houtz wrote: Sorry everybody, I accidentally unsubscribed from the mailing list and missed my last response. Dr. Lemkul posted a message but I can't reply directly to it, so here's what he said: Your topology is constructed incorrectly, but without seeing it in

Re: [gmx-users] Simulating Multiple Solute Particles

2014-11-02 Thread Nathan K Houtz
some example file and tried to make the numbers fit appropriately under the headings. If it's not correct, why didn't gromacs complain when I solvated it? Doesn't it read in the topology file then as well? I'm subscribed again so I won't miss a reply. Thanks again

Re: [gmx-users] Simulating Multiple Solute Particles

2014-10-26 Thread Justin Lemkul
On 10/26/14 10:49 PM, Nathan K Houtz wrote: Thanks for your help. And actually my version of gromacs does not have genbox anymore. (http://www.gromacs.org/Documentation/How-tos/Tool_Changes_for_5.0 at the bottom: GENBOX - This tool has been split to gmx solvate and gmx insert-molecules.) But

Re: [gmx-users] Simulating Multiple Solute Particles

2014-10-26 Thread Nathan K Houtz
in for all your help! N.H. - Original Message - From: "Mark Abraham" To: "Discussion list for GROMACS users" Sent: Saturday, October 25, 2014 6:10:21 AM Subject: Re: [gmx-users] Simulating Multiple Solute Particles On Sat, Oct 25, 2014 at 7:23 AM, Nathan K Houtz wrot

Re: [gmx-users] Simulating Multiple Solute Particles

2014-10-25 Thread Dr. Vitaly Chaban
Hi - genbox must work. You add the first molecule, then the second molecule and so on. So, I suggest to run genbox for a few times and have enough empty space available in the box. Otherwise, there is a wonderful tool called PACKMOL. The acid molecule looks pretty sexy. I guess it will not be ver

Re: [gmx-users] Simulating Multiple Solute Particles

2014-10-25 Thread Mark Abraham
On Sat, Oct 25, 2014 at 7:23 AM, Nathan K Houtz wrote: > Hello, I apologize for any ignorance but I'm quite new to gromacs and am > confused about a few things. > > I want to run some simulations of a small molecule, tetrolic acid > (CH3-C≡C-COOH) dissolved in a box of water. I'm doing this to se

[gmx-users] Simulating Multiple Solute Particles

2014-10-24 Thread Nathan K Houtz
Hello, I apologize for any ignorance but I'm quite new to gromacs and am confused about a few things. I want to run some simulations of a small molecule, tetrolic acid (CH3-C≡C-COOH) dissolved in a box of water. I'm doing this to see if a united atom approximation on the methyl group is suffic