trpzip2 native MD 
 &cntrl
    imin = 0, nstlim = 20, dt = 0.0005,
    ntx = 1, 
    ntt = 0, tol = 0.000001, 
    ntc = 2, ntf = 1, ntb = 0,
    ntwx = 10, ntwe = 0, ntwr = 5000, ntpr = 1, 
    cut = 99.0, 
 /
 &ewald
    eedmeth=5,
 /

