[AMBER] why no periodic information?

From: Albert <mailmd2011.gmail.com>
Date: Tue, 19 Mar 2013 15:00:52 +0100

Dear:

  I am equilibration my system in amber. however, when I visualize the
output .rst7 file I found that I cannot open the periodic neighboring
box in VMD. Here is my NPT .in file:

pmemd.cuda -O -p sys.prmtop -c nvt.rst7 -ref nvt.rst7 -i npt1.in -o
npt1.out -x npt1.trj -inf npt1.info -r npt1.rst7

equilibration
  &cntrl
   imin=0, irest=1, ntx=5,
   nstlim=2500000, dt=0.002,
   ntc=2, ntf=2,
   cut=9.0, ntb=2, ntp=1, taup=2.0,
   ntpr=500, ntwx=500, ntwr=5000,
   ntt=3, gamma_ln=2.0,
   temp0=300.0, iwrap=1,
   ntr=1, restraintmask=':291|:1-290.CA,C,N',
   restraint_wt=6.0
  /

I also found that the command in VMD:

pbc box

doesn't work either...

thank you very much
best
Albert

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Received on Tue Mar 19 2013 - 07:30:02 PDT
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