Re: [AMBER] tleap loadamberparams failing on OSX

From: Jason Swails <jason.swails.gmail.com>
Date: Wed, 12 Oct 2016 08:09:04 -0400

Atom names must be 2 letters or fewer. Mol2 files should be prepared by antechamber before using as a library file in tleap.

Your atom types are standard mol2 types, suggesting that you did not run your molecule through antechamber to get charges and atom types first.

HTH,
Jason

--
Jason M. Swails 
> On Oct 11, 2016, at 6:08 PM, Hai Nguyen <nhai.qn.gmail.com> wrote:
> 
> .Stefan: from Bill's comment I realize that you did not use official
> ambertools distribution, didn't you?
> 
>> -I: Adding /shared/sdoerr/Software/anaconda3/bin/../dat/leap/prep to
> search path.
> 
>> -I: Adding /Users/sdoerr/miniconda3/bin/../dat/leap/prep to search path.
> 
> It's likely you are using ambermini from 'omnia' channel? If so, can you
> try http://ambermd.org/AmberTools16-get.html
> 
> Hai
> 
> On Tue, Oct 11, 2016 at 6:03 PM, Bill Ross <ross.cgl.ucsf.edu> wrote:
> 
>>> Is a bit weird that a warning in Linux becomes a crash in OSX.
>> 
>> This is one of the joys of C code. I'm not sure what the
>> miniconda/bin/tleap path is about, but on my OSX it winds up under
>> amber14/bin/. This might indicate you have a weird nonstandard build.
>> 
>> Bill
>> 
>> 
>>> On 10/11/16 2:43 PM, Stefan Doerr wrote:
>>> Ok thanks :) This frcmod was produced by antechamber but I will take a
>> look
>>> at changing the names.
>>> Is a bit weird that a warning in Linux becomes a crash in OSX.
>>> 
>>> Thanks,
>>> Stefan
>>> 
>>> On Tue, Oct 11, 2016 at 6:58 PM, Gulsevin,Alican <agulsevin.chem.ufl.edu
>>> 
>>> wrote:
>>> 
>>>> Perhaps a format error? Your nomenclature does not match Amber atomic
>>>> names, therefore leap cannot recognize your atoms, resulting in null
>> data
>>>> for different parameters. Fixing atom names should help. The following
>> link
>>>> has the guidelines for atom nomenclature:
>>>> 
>>>> http://ambermd.org/antechamber/gaff.html
>>>> 
>>>> Best,
>>>> Alican
>>>> ________________________________________
>>>> From: Stefan Doerr <stefdoerr.gmail.com>
>>>> Sent: Tuesday, October 11, 2016 12:48 PM
>>>> To: amber.ambermd.org
>>>> Subject: [AMBER] tleap loadamberparams failing on OSX
>>>> 
>>>> loadamberparams ligand.frcmod
>>>> quit
>>>> 
>>>> https://gist.github.com/stefdoerr/e52980d19aa0f2f4e0983489b6422e6c
>>>> Here you can find the frcmod file.
>>>> 
>>>> ===========================================================
>>>> On Linux it gives:
>>>> [sdoerr.loro building-protein-ligand]$ tleap -f test.in
>>>> -I: Adding /shared/sdoerr/Software/anaconda3/bin/../dat/leap/prep to
>>>> search
>>>> path.
>>>> -I: Adding /shared/sdoerr/Software/anaconda3/bin/../dat/leap/lib to
>> search
>>>> path.
>>>> -I: Adding /shared/sdoerr/Software/anaconda3/bin/../dat/leap/parm to
>>>> search
>>>> path.
>>>> -I: Adding /shared/sdoerr/Software/anaconda3/bin/../dat/leap/cmd to
>> search
>>>> path.
>>>> -f: Source test.in.
>>>> 
>>>> Welcome to LEaP!
>>>> (no leaprc in search path)
>>>> Sourcing: ./test.in
>>>> Loading parameters: ./benzamidine.frcmod
>>>> Reading force field modification type file (frcmod)
>>>> Reading title:
>>>> remark goes here
>>>> Unknown keyword: C.ar-C.ar- in parameter file. Perhaps a format error?
>>>> Unknown keyword: C.ar-C.2-N in parameter file. Perhaps a format error?
>>>> Unknown keyword: C.2-N.pl3- in parameter file. Perhaps a format error?
>>>> Unknown keyword: N.pl3-C.2- in parameter file. Perhaps a format error?
>>>> Unknown keyword: H -N.2-H   in parameter file. Perhaps a format error?
>>>>     Quit
>>>> 
>>>> ============================================================
>>>> On OSX El Capitan it gives:
>>>> 
>>>> sdoerrs-iMac:tmp2wv3g82n sdoerr$ tleap -f tleap.in
>>>> 
>>>> -I: Adding /Users/sdoerr/miniconda3/bin/../dat/leap/prep to search
>> path.
>>>> 
>>>> -I: Adding /Users/sdoerr/miniconda3/bin/../dat/leap/lib to search path.
>>>> 
>>>> -I: Adding /Users/sdoerr/miniconda3/bin/../dat/leap/parm to search
>> path.
>>>> 
>>>> -I: Adding /Users/sdoerr/miniconda3/bin/../dat/leap/cmd to search path.
>>>> 
>>>> -f: Source tleap.in.
>>>> 
>>>> 
>>>> Welcome to LEaP!
>>>> 
>>>> (no leaprc in search path)
>>>> 
>>>> Sourcing: ./tleap.in
>>>> 
>>>> Loading parameters: ./benzamidine.frcmod
>>>> 
>>>> Reading force field modification type file (frcmod)
>>>> 
>>>> Reading title:
>>>> 
>>>> Benzamidine forcefield params
>>>> 
>>>> /Users/sdoerr/miniconda3/bin/tleap: line 19:  1008 Abort trap: 6
>>>> $AMBERHOME/teLeap -I$AMBERHOME/../dat/leap/prep
>>>> -I$AMBERHOME/../dat/leap/lib -I$AMBERHOME/../dat/leap/parm
>>>> -I$AMBERHOME/../dat/leap/cmd $*
>>>> 
>>>> 
>>>> And it crashes. Do you know maybe what could cause this?
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Received on Wed Oct 12 2016 - 05:30:03 PDT
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