[gmx-users] velocity in trjconv

Justin Lemkul jalemkul at vt.edu
Mon Oct 12 18:57:00 CEST 2015

On 10/12/15 12:53 PM, Parvez Mh wrote:
> Dear all,
> I need to convert .trr file into .gro file without velocity. That's why i
> used '-vel no' , but i got error 'invalid argument no'. Can any tell me how
> to use -vel option for not writing velocity in .gro file .

As with all GROMACS boolean options, the formation is -option/-nooption, so in 
this case specifically the proper syntax is -novel.



Justin A. Lemkul, Ph.D.
Ruth L. Kirschstein NRSA Postdoctoral Fellow

Department of Pharmaceutical Sciences
School of Pharmacy
Health Sciences Facility II, Room 629
University of Maryland, Baltimore
20 Penn St.
Baltimore, MD 21201

jalemkul at outerbanks.umaryland.edu | (410) 706-7441


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