# initial config coordinates RO.pdb temperature 300 # output params outputname ads extendedSystem RO_Pro.restart.xsc binaryoutput no # integrator params timestep 1.0 # force field params structure RO.psf paraTypeCharmm on parameters GO_Water_Na_Cl_Mg_Al_SO4_Acetic_acid.prm parameters Lyso.inp vdwGeometricSigma yes exclude scaled1-4 1-4scaling 0.5 switching on switchdist 10.0 cutoff 12.0 pairlistdist 14.0 stepspercycle 20 #particle mesh ewald PME on PMEGridSpacing 1.0 #PMEGridSizeX 180 #PMEGridSizeY 120 #PMEGridSizeZ 450 # Atoms in group 1 have a 1 in the B column; group 2 has a 2. pairInteraction on pairInteractionFile adsorb.pdb pairInteractionCol B pairInteractionGroup1 1 pairInteractionGroup2 2 # First frame saved was frame 1000. set ts 0 coorfile open dcd ROI.dcd # Read all frames until nonzero is returned. while { ![coorfile read] } { # Set firstTimestep so our energy output has the correct TS. firstTimestep $ts # Compute energies and forces, but don’t try to move the atoms. run 0 incr ts 1 } coorfile close