Ok now i managed to create the template, but there are 3 protons (HT1,2,3) 
which are randomly in space. Are they supposed to belong to the N-terminal 
capping? 
I ran a calculation and the protons do not seem to disturb but they are 
spreaded over a wide space. I can delete them from the template. Why are they 
created and how do i get rid of them in the psf file.

Cheers 


-------- Original-Nachricht --------
> Datum: Tue, 21 Dec 2010 09:37:31 +0100
> Von: Daniel Schaal <spqrtitus at gmx.de>
> An: xplor-nih at nmr.cit.nih.gov
> Betreff: Re: [Xplor-nih] (no subject)

> Well it is on a Mac.
> 
> I tried the protein.par and protein-2.0.par.
> 
> When i write the .psf file there is following issue:
> 
> 
> ~/xplor/xplor-nih-2.26/bin] schaal% ./seq2psf -protein -amidate_cterm
> -startresid 143 protein01.seq 
>  %PATCH-ERR: atom +N    not found
>  %PATCH-ERR: atom +HN   not found
>  %PATCH-ERR: bond +HT1  +N    not found 
>  %PATCH-ERR: bond +HT2  +N    not found 
>  %PATCH-ERR: bond +HT3  +N    not found 
>  %PATCH-ERR: angle +HT1  +N    +HT2  not found 
>  %PATCH-ERR: angle +HT2  +N    +HT3  not found 
>  %PATCH-ERR: angle +HT2  +N    +CA   not found 
>  %PATCH-ERR: angle +HT1  +N    +HT3  not found 
>  %PATCH-ERR: angle +HT1  +N    +CA   not found 
>  %PATCH-ERR: angle +HT3  +N    +CA   not found 
> 
> but the file is made.
> Does this link to the other "missing" parameters?
> 
> -------- Original-Nachricht --------
> > Datum: Mon, 20 Dec 2010 10:56:58 -0500
> > Von: Charles at Schwieters.org
> > An: Daniel Schaal <spqrtitus at gmx.de>
> > CC: xplor-nih at nmr.cit.nih.gov
> > Betreff: Re: [Xplor-nih] (no subject)
> 
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> > 
> > 
> > Hello Daniel--
> > 
> > > 
> > > i try to run simulated annealing with a n- and c-terminal protected
> > > peptide.
> > > I managed to get the .psf file but the template generation is aborting
> > > with the following error.
> > > 
> > > 
> > > %CODIMP-ERR: missing improper parameters %%%%%%%%%%%%%%%%%%%%%
> > >   improper energy constant missing.
> > >   target improper value missing.
> > >   periodicity missing.
> > >   ATOM1: SEGId="    ",  RESId="143 ",  NAME="HA1 ",  CHEMical="HA  "
> > >   ATOM2: SEGId="    ",  RESId="143 ",  NAME="HA2 ",  CHEMical="HA  "
> > >   ATOM3: SEGId="    ",  RESId="143 ",  NAME="C   ",  CHEMical="C   "
> > >   ATOM4: SEGId="    ",  RESId="143 ",  NAME="HA3 ",  CHEMical="HA  "
> > >  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> > >  %CODIMP-ERR: program will be aborted.
> > >  
> > > So i guess these data are missing in some file.
> > > This is the ACE group. I did see it listed in the protein.top file, so
> > > why do the parameter miss ?
> > 
> > are you using toppar/protein.par for the parameters? The parameters for
> > this improper is defined in that file.
> > 
> > best regards--
> > Charles
> > -----BEGIN PGP SIGNATURE-----
> > Version: GnuPG v1.4.10 (GNU/Linux)
> > Comment: Processed by Mailcrypt 3.5.9
> <http://mailcrypt.sourceforge.net/>
> > 
> > iEYEARECAAYFAk0PfMoACgkQPK2zrJwS/lbVCACfTHxVeqm95tHpiavMd6ZSgapu
> > Rd8An1CTJwFDlgLrT5X1Y7aymJb76Bgl
> > =CRxy
> > -----END PGP SIGNATURE-----
> 
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