Re: [gmx-users] Adding Na ions to DPPG

2008-10-28 Thread Myunggi Yi
On Mon, Oct 27, 2008 at 10:21 AM, Justin A. Lemkul <[EMAIL PROTECTED]> wrote: > > > Peyman Yamin wrote: > >> On Monday 27 October 2008 15:07, Justin A. Lemkul wrote: >> >>> Peyman Yamin wrote: >>> On Monday 27 October 2008 14:03, Justin A. Lemkul wrote: Actually I'm doing a funny mi

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
On Monday 27 October 2008 15:12, Justin A. Lemkul wrote: > Peyman Yamin wrote: > > On Monday 27 October 2008 14:08, Mark Abraham wrote: > >> Peyman Yamin wrote: > >>> Dear GMX users, > >>> > >>> I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the > >>> structure with the Na replaced

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Justin A. Lemkul
Peyman Yamin wrote: On Monday 27 October 2008 15:07, Justin A. Lemkul wrote: Peyman Yamin wrote: On Monday 27 October 2008 14:03, Justin A. Lemkul wrote: Actually I'm doing a funny mistake telling I should replace an O with an Na! (probably because of high adrenaline level in my blood for th

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
On Monday 27 October 2008 15:07, Justin A. Lemkul wrote: > Peyman Yamin wrote: > > On Monday 27 October 2008 14:03, Justin A. Lemkul wrote: > > > > Actually I'm doing a funny mistake telling I should replace an O with an > > Na! (probably because of high adrenaline level in my blood for the > > dea

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Justin A. Lemkul
Peyman Yamin wrote: On Monday 27 October 2008 14:08, Mark Abraham wrote: Peyman Yamin wrote: Dear GMX users, I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the structure with the Na replaced with O. That doesn't make sense to me. I get a .top with this from prodrg and try

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Justin A. Lemkul
Peyman Yamin wrote: On Monday 27 October 2008 14:03, Justin A. Lemkul wrote: Actually I'm doing a funny mistake telling I should replace an O with an Na! (probably because of high adrenaline level in my blood for the deadline is near!) I should just put one Na beside the O I have! I simply h

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
On Monday 27 October 2008 14:03, Justin A. Lemkul wrote: Actually I'm doing a funny mistake telling I should replace an O with an Na! (probably because of high adrenaline level in my blood for the deadline is near!) I should just put one Na beside the O I have! I simply have a PO4 where one O h

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
On Monday 27 October 2008 14:08, Mark Abraham wrote: > Peyman Yamin wrote: > > Dear GMX users, > > > > I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the > > structure with the Na replaced with O. > > That doesn't make sense to me. > > > I get a .top with this from prodrg and try t

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
Thanks a lot for the replies, I replace the O in DPPG because I thought it's practical to get the topology of the quasi-DPPG (which has no charge cause the O is connected to the P) from prodrg, and then delete the O and replace it with Na and delete the bond of P with it and try to tell gromacs

RE: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Kukol, Andreas
Andreas > -Original Message- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On Behalf Of Peyman Yamin > Sent: 27 October 2008 12:36 > To: gmx-users > Subject: [gmx-users] Adding Na ions to DPPG > > Dear GMX users, > > I want to add sodium ions (Na+) t

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Mark Abraham
Peyman Yamin wrote: Dear GMX users, I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the structure with the Na replaced with O. That doesn't make sense to me. I get a .top with this from prodrg and try to add the Na manually at the right place by removing the corresponding O

Re: [gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Justin A. Lemkul
Peyman Yamin wrote: Dear GMX users, I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the structure with the Na replaced with O. I get a .top with this from prodrg and try to add the Na manually at the right place by removing the corresponding O. I use GROMOS 96.1 forcefield.

[gmx-users] Adding Na ions to DPPG

2008-10-27 Thread Peyman Yamin
Dear GMX users, I want to add sodium ions (Na+) to a phospholipid (DPPG) I have the structure with the Na replaced with O. I get a .top with this from prodrg and try to add the Na manually at the right place by removing the corresponding O. I use GROMOS 96.1 forcefield. GMX version 3.3.1. I hav