Re: [AMBER] how to make peptide

From: Thakur, Abhishek <axt651.miami.edu>
Date: Wed, 19 Oct 2016 13:09:41 +0000

For now we are trying to design some cyclic peptide which can inhibit protein dimerization and study its interaction
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________________________________
From: Carlos Simmerling <carlos.simmerling.gmail.com>
Sent: Tuesday, October 18, 2016 2:05:40 PM
To: AMBER Mailing List
Subject: Re: [AMBER] how to make peptide

What do you want to learn from the simulations? That will help with
design.

On Oct 18, 2016 7:56 PM, "Thakur, Abhishek" <axt651.miami.edu> wrote:

> Then what should I do?
>
> Any suggestion?
>
> ________________________________
> From: Carlos Simmerling <carlos.simmerling.gmail.com>
> Sent: Tuesday, October 18, 2016 12:43:47 PM
> To: AMBER Mailing List
> Subject: Re: [AMBER] how to make peptide
>
> You can use the bond command but the initial structure will probably be
> extreme distorted. In my experience minimization to fix it can lead to many
> other problems that are even harder to fix like isomerization.
>
> On Oct 18, 2016 7:25 PM, "Thakur, Abhishek" <axt651.miami.edu> wrote:
>
> > Thank you so much.
> >
> >
> > I also want to know is there any way that I can join N terminal and C
> > terminal of my peptide while make the structure from sequence.
> >
> >
> > It means I have a sequence and I would like to make a cyclic peptide out
> > of it.
> >
> >
> >
> > Thanking you,
> >
> > Abhishek
> >
> > ________________________________
> > From: Hai Nguyen <nhai.qn.gmail.com>
> > Sent: Tuesday, October 18, 2016 11:37:46 AM
> > To: AMBER Mailing List
> > Subject: Re: [AMBER] how to make peptide
> >
> > You can also try 'makestructure' or "permutedihedrals" command in
> cpptraj:
> > https://urldefense.proofpoint.com/v2/url?u=http-3A__archive.
> > ambermd.org_201609_0345.html&d=DQICAg&c=y2w-uYmhgFWijp_IQN0DhA&r=
> > 0Hah93XWYYBgmROOVcaccg&m=fHKvx8xUZqMAySXFB8Eno0GkrxoArMBWnP3scas8vvQ&s=
> > cofbFGchMaGuZ3ovCNY4jRh3iDh-EXu2NHKz_lcz9uU&e=
> >
> > Hai
> >
> > On Tue, Oct 18, 2016 at 6:26 PM, Thakur, Abhishek <axt651.miami.edu>
> > wrote:
> >
> > > Thank you so much.
> > >
> > >
> > > ________________________________
> > > From: Carlos Simmerling <carlos.simmerling.gmail.com>
> > > Sent: Tuesday, October 18, 2016 11:21:08 AM
> > > To: AMBER Mailing List
> > > Subject: Re: [AMBER] how to make peptide
> > >
> > > You can use the impose command in leap to force certain dihedral
> angles,
> > or
> > > you could do md with some restraints. A lot depends on the details of
> > what
> > > you are trying to do.
> > >
> > > On Oct 18, 2016 6:19 PM, "Thakur, Abhishek" <axt651.miami.edu> wrote:
> > >
> > > > Hi Carlos,
> > > >
> > > > Thank you so much,
> > > >
> > > > It works fine.
> > > >
> > > > Now I have another query,
> > > >
> > > > Now the peptide which has been created in linear, I want to make it
> "U"
> > > > shaped.
> > > >
> > > > Can you suggest me the method by which I can do it?
> > > >
> > > > ________________________________
> > > > From: Carlos Simmerling <carlos.simmerling.gmail.com>
> > > > Sent: Tuesday, October 18, 2016 10:54:03 AM
> > > > To: AMBER Mailing List
> > > > Subject: Re: [AMBER] how to make peptide
> > > >
> > > > Leap will do this, check the tutorials and the manual.
> > > >
> > > > On Oct 18, 2016 5:52 PM, "Thakur, Abhishek" <axt651.miami.edu>
> wrote:
> > > >
> > > > > Hi everyone,
> > > > >
> > > > >
> > > > > I am sorry for posting this question here.
> > > > >
> > > > > I have a sequence of amino acid, can anyone suggest me a software
> to
> > > > > design create that peptide?
> > > > >
> > > > >
> > > > >
> > > > > Thanking you,
> > > > >
> > > > > Abhishek
> > > > >
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Received on Wed Oct 19 2016 - 06:30:03 PDT
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