Implicit solvent constant pH initial heating mdin
 &cntrl
    imin=0, irest=0, ntx=1,
    ntpr=500, ntwx=500, nstlim=10000000,
    dt=0.002, ntt=3, tempi=0,
    temp0=300, tautp=2.0, ig=-1,
    ntp=0, ntc=2, ntf=2, cut=30,
    ntb=0, igb=2, tol=0.000001,
    nrespa=1, saltcon=0.1, icnstph=1,
    ntcnstph=100000000,
    gamma_ln=5.0, ntwr=500, ioutfm=1,
    nmropt=1, ntr=1, 
  /
 &wt
    TYPE='TEMP0', ISTEP1=1, ISTEP2=500000,
    VALUE1=0.0, VALUE2=300.0,
  /
 &wt TYPE='END' /


