Commonly Used Force Fields

• MM2, MM3 and MM4(N. L. Allingeret al.)
  small organic molecules
  http://europa.chem.uga.edu/index.html
• MMFF(Merck Molecular Force Field, proposed by T. A. Halgren)
  biomolecules
  T.A. Halgren, J. Comput. Chem. 17, 490 (1996)
• AMBER(Assisted Model Building with Energy Refinement, by P. A.
  Kollmanet al.)
  biomolecules
  http://www.amber.ucsf.edu/amber/amber.html
  
• Optimized Potentials for Liquid Simulation, W. L. Jorgensen et al)
  organic liquids
  W. Damm, A. Frontera, J. Tirado-Rives, W.L. Jorgensen, J. Comput.Chem. 18, 1955 (1997);
• CHARMM(Chemistry at HARvardMacromolecular Mechanics, by M.Karplusand coworkers)
  biomolecules
  http://www.charmm.org/
• ECEPP(Empirical Conformational Energy Program for Peptides, by H. A. Scheragaet al.)
  biomolecules
  http://www.tc.cornell.edu/Research/Biomed/CompBiologyTools/eceppak/
  http://www.chem.cornell.edu/has5/
• GROMOS(GROningenMOlecularSimulation, by W. F. van Gunsterenand coworkers)
  biomolecules
  http://www.igc.ethz.ch/gromos/