Short RAMP1 protein restart example (1000 steps, 2 ps)
 &cntrl
   imin=0, irest=1, ntx=5,
   nstlim=1000, dt=0.002,
   ntc=2, ntf=2, cut=9.0,
   ntb=2, ntp=1,
   ntt=3, gamma_ln=1.0, temp0=300.0,
   ig=-1,
   ntpr=500, ntwx=500, ntwr=500,
   ioutfm=1, ntxo=2,
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