[gmx-users] g_helix not recognizing protein backbone

2012-03-08 Thread MPID
I am running g_helix on a run involving a 37 residue protein in the charmm force field. It has two long alpha helical segments. I have tried running g_helix with many different variations of commands and getting rid of PBC effects, but I always get the same error: Checking group System There are

Re: [gmx-users] g_helix not recognizing protein backbone

2012-03-08 Thread Mark Abraham
On 9/03/2012 8:50 AM, MPID wrote: I am running g_helix on a run involving a 37 residue protein in the charmm force field. It has two long alpha helical segments. I have tried running g_helix with many different variations of commands and getting rid of PBC effects, but I always get the same

Re: [gmx-users] g_helix not recognizing protein backbone

2012-03-08 Thread Justin A. Lemkul
MPID wrote: I am running g_helix on a run involving a 37 residue protein in the charmm force field. It has two long alpha helical segments. I have tried running g_helix with many different variations of commands and getting rid of PBC effects, but I always get the same error: Checking group