[gmx-users] (no subject)

[Mark Abraham]

Hi,

Then all you need is the starting point for potential helix formation. You
don't need to see it unravel.

Mark

On Sat, Jul 21, 2018, 05:11 Soham Sarkar <soham9038 at gmail.com> wrote:

> I want to see the helix transition.. whether it is coming back or not in
> the presence of the protecting osmolyte where urea is already there in the
> system
>
> On Sat, 21 Jul 2018, 2:21 am Mark Abraham, <mark.j.abraham at gmail.com>
> wrote:
>
> > Hi,
> >
> > You haven't answered the question clearly. Do you care about observing
> the
> > transition (whose properties will depend on how you introduce the
> mixing),
> > or just the difference between before and after? Your proposed method is
> > ill formed because you can't continue a simulation after fundamentally
> > changing its composition. If you were watching a circus juggler keeping
> > five balls in the air, froze time and added two knives to the items in
> the
> > air, it's not going to be consistent with any pattern in which a set of
> > five balls and two knives can be juggled.
> >
> > Mark
> >
> >
> > On Fri, Jul 20, 2018, 16:12 Soham Sarkar <soham9038 at gmail.com> wrote:
> >
> > > Dear Mark,
> > > Sorry for late reply of your queries. Frankly speaking I am planning to
> > run
> > > a REMD for 50ns with protein urea and water in it, then after 50ns I
> want
> > > to add a protecting osmolyte into the system and want to continue it
> for
> > > another 50ns REMD so that I can have the effect of the protecting
> > osmolyte
> > > before and after adding it into the system. My question is, what I have
> > > planned is at all possible? How do I continue the simulation of 50ns
> for
> > > another 50ns with a protecting osmolyte in it. Is there any references
> or
> > > commnad lines or protocols to execute this type of simulation which is
> > > exclusively dedicated to the effect of a chemicals in the system.
> > > Thanks in advance.
> > > - Soham
> > >
> > > On Tue, 10 Jul 2018, 7:42 pm Soham Sarkar, <soham9038 at gmail.com>
> wrote:
> > >
> > > > Dear all,
> > > >  I am planning to do a simulation where after 50ns of simulation I
> want
> > > to
> > > > add some other chemicals in the system and continue it for another
> > 50ns,
> > > so
> > > > that I can have the effect of that chemicals exclusively before and
> > after
> > > > adding it to the system.Is it at all possible? If yes please tell me
> > the
> > > > protocol/ commands or give me some references where this type of
> > > simulation
> > > > is used. Thanks in advance.
> > > > -Soham
> > > >
> > > --
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