Emilio Gallicchio
Director
High Performance Computing - BioMaPS Institute
Rutgers University




Contact

Rutgers University - Department of Chemistry and Chemical Biology
Wright-Rieman Laboratories Room 205
610 Taylor Rd.
Piscataway, NJ 08854-8087
Email: emilio@biomaps.rutgers.edu
Phone: 732-445-5157 Fax: 732-445-5958

BioMaPS

See biomaps.rutgers.edu

Research
Interests

  • Protein conformational equilibria.

  • Thermodynamics of protein binding and association.

  • Statistical thermodynamics of protein folding/unfolding.

  • Thermodynamics of solvation of biological macromolecules.

  • Force field development for high resolution protein modeling.

  • Modeling of hydrophobic solvation.

  • Design of high performance computational chemistry algorithms.

  • Parallel computing and Linux clustering.

Degrees

Publications



  1. Okumura, H., E. Gallicchio, and R.M. Levy. Conformational populations of ligand-sized molecules by replica exchange molecular dynamics and temperature reweighting. J. Comp. Chem., (2009). In press.

  2. Gallicchio, E., K. Paris, and R.M. Levy. The AGBNP2 Implicit Solvent Model. J. Chem. Theory & Comput., (2009) Article ASAP. doi.10.1021/ct900234u

  3. Zheng, W., M. Andrec, E. Gallicchio, and R.M. Levy. Recovering Kinetics from a Simplified Protein-Folding Model Using Replica Exchange Simulations, a Kinetic Network and Effective Stochastic Dynamics. J. Phys. Chem. B., (2009). In press.

  4. Frenkel, Y.V., E. Gallicchio, K. Das, R.M. Levy, and E. Arnold. Molecular dynamics study of non-nucleoside HIV-1 RT inhibitor TMC278/rilpivirine aggregates: correlation between amphiphilic properties of the drug and oral bioavailability. J. Med. Chem., in press.

  5. Lapelosa, M., E. Gallicchio, G. Ferstandig Arnold, E. Arnold and R.M. Levy. In silico vaccine design based on molecular simulations of rhinovirus chimeras presenting HIV-1 gp41 epitopes. J. Mol. Biol., 385, 675-691 (2009). doi:10.1016/j.jmb.2008.10.089

  6. Felts, A.K., M. Andrec, E. Gallicchio, and R.M. Levy. Protein Folding and Binding: Effective Potentials, Replica Exchange Simulations, and Network Models, in "Water and Biomolecules - Physical Chemistry of Life Phenomena", Springer Science (2008).

  7. Felts, A.K., K. Paris, E. Gallicchio, R.A. Friesner, and R.M. Levy. Predicting Long Loops with the AGBNP Implicit Solvent Model using Hierarchical Torsion Angle Sampling and Protein Local Optimization. J. Chem. Theor. Comp., 4, 855-858 (2008). doi:10.1021/Fct800051k

  8. Zheng, W., M. Andrec, E. Gallicchio, and R.M. Levy. Simple Continuous and Discrete Models for Simulating Replica Exchange Simulations of Protein Folding. J. Phys. Chem. B, 112, 6083-6093 (2008). doi:10.1021/jp076377+

  9. Gallicchio, E., R.M. Levy, and M. Parashar. Asynchronous Replica Exchange for Molecular Simulations. J. Comp. Chem., 29, 788-794 (2008). doi:10.1002/jcc.20839

  10. Knight, J.L., Z. Zhou, E. Gallicchio, D.M. Himmel, R.A. Friesner, E. Arnold, and R.M. Levy. Exploring structural variability in X-ray crystallographic models using protein local optimization by torsion angle sampling. Acta. Cryst., D64, 383-396 (2008). doi:10.1107/S090744490800070X

  11. Zheng, W., M. Andrec, E. Gallicchio, and R.M. Levy. Simulating replica exchange simulations of protein folding with a kinetic network model. Proc. Natl. Acad. Sci. USA, 104, 15340-15345 (2007). doi:10.1073/pnas.0704418104

  12. Krishna Pratap Ravindranathan, Emilio Gallicchio, Ann E. McDermott, and Ronald M. Levy Conformational Dynamics of Substrate in the Active Site of Cytochrome P450 BM-3/NPG Complex: Insights from NMR Order Parameters. J. Am. Chem. Soc. 129, 474-475 (2007). doi:10.1021/ja0672371

  13. Su, Y., E. Gallicchio, K. Das, E. Arnold, and R.M. Levy. Linear Interaction Energy (LIE) Models for Ligand Binding in Implicit Solvent: Theory and Application to the Binding of NNRTIs to HIV-1 Reverse Transcriptase, J. Chem. Theory Comput., 3, 256-277 (2007).doi:10.1021/ct600258e

  14. Ravindranathan, K.P., E. Gallicchio, R.A. Friesner, A.E. McDermott, and R.M. Levy. Conformational equilibrium of cytochrome P450 BM-3 complexed with N-Palmitoylglycine: A replica exchange molecular dynamics study. J. Am. Chem. Soc., 128, 5786-5791 (2006). doi:10.1021/ja058465i

  15. Zhang, L., M. Parashar, E. Gallichio and R.M. Levy. Salsa: Scalable Asynchronous Replica Exchange for Parallel Molecular Dynamics Applications. Proceedings of the 35th International Conference on Parallel Processing (ICPP 2006), Columbus, OH, USA, IEEE Computer Society Press, pp. 127 - 134, August 2006. doi:10.1109/ICPP.2006.63

  16. Ravindranathan, K.P., E. Gallicchio, and R.M. Levy. Conformational Equilibria and Free Energy Profiles for the Allosteric Transition of the Ribose Binding Protein. J. Mol. Biol., 353, 196-210 (2005).doi:10.1016/j.jmb.2005.08.009

  17. Banks, J.L., H.S. Beard, Y. Cao, A.E. Cho, W. Damm, R. Farid, A.K. Felts, T.A. Halgren, D.T. Mainz, J.R. Maple, R. Murphy, D.M. Philipp, M.P. Repasky, L.Y. Zhang, B.J. Berne, R.A. Friesner, E. Gallicchio, and R.M. Levy. Integrated Modeling Program, Applied Chemical Theory (IMPACT). J. Comp. Chem., 26, 1752 (2005). http://dx.doi.org/10.1002/jcc.20292

  18. Andrec, M., A.K. Felts, E. Gallicchio, and R.M. Levy. Protein Folding Pathways from Replica Exchange Simulations and a Kinetic Network Model. Proceedings Natl. Acad. Sci. USA, 102, 6801-6806 (2005).http://dx.doi.org/10.1073/pnas.0408970102

  19. Gallicchio, E., M. Andrec, A.K. Felts, and R.M. Levy. Temperature Weighted Histogram Analysis Method, Replica Exchange, and Transition Paths. J. Phys. Chem. B, 109, 6722-6731 (2005).doi:10.1021/jp045294f

  20. Felts, A.K., Y. Harano, E. Gallicchio, R.M. Levy. Free energy surfaces of beta-hairpin and alpha-helical peptides generated by replica exchange molecular dynamics with the AGNP implicit solvent model. PROTEINS: Structure, Function, and Bioinformatics, 56,310-321 (2004). doi:10.1002/prot.20104

  21. Y. Su and E. Gallicchio, The Non-polar Solvent Potential of Mean Force for the Dimerization of Alanine Dipeptide: The Role of Solute-Solvent van der Waals Interactions. Biophysical Chemistry. 109:251-260 (2004).doi:10.1016/j.bpc.2003.11.007

  22. Gallicchio E., and R.M. Levy. AGBNP, an analytic implicit solvent model suitable for molecular dynamics simulations and high-resolution modeling, J. Comp. Chem. 25, 479-499 (2004).doi:10.1002/jcc.10400

  23. R. M. Levy, L. Y. Zhang, E. Gallicchio, A. K. Felts, On the Non-Polar Hydration Free Energy of Proteins: Surface Area and Continuum Solvent Models for the Solute-Solvent Interaction Energy, J. Am. Chem. Soc., 125, 9523-9530 (2003).

  24. Felts, A.K., E. Gallicchio, A. Wallqvist, and R.M. Levy. Distinguishing Native Conformations of Proteins from Decoys with an Effective Free Energy Estimator based on the OPLS All-Atom Force Field and the Surface Generalized Born Solvent Model. Proteins, 48, 404-422 (2002).

  25. E. Gallicchio, L.Y. Zhang, and R.M. Levy. The SGB/NP Hydration Free Energy Model Based on the Surface Generalized Born Solvent Reaction Field and Novel Non-Polar Hydration Free Energy Estimators. J. Comp. Chem.,23, 517-529 (2002).

  26. Wallqvist, A., E. Gallicchio, A.K. Felts, and R.M. Levy. Detecting Native Protein Folds Among Large Decoy Sets With the OPLS All-Atom Potential and Surface Generalized Born Solvent Model, in "Computational Methods for Protein Folding: A Special Volume of Advances in Chemical Physics," Vol. 120, R. Friesner, editor, I. Prigogine and S.A. Rice, series editors, John Wiley & Sons, 459-486 (2002).

  27. Wallqvist, A., E. Gallicchio, and R.M. Levy. A Model for Studying Drying at Hydrophobic Interfaces: Structural and Thermodynamic Properties. J. Phys. Chem., 105, 6745-6753 (2001).

  28. Felts, A.K., A. Wallqvist, E. Gallicchio, D. Bassolino, S.R. Krystek and R.M. Levy. Fold Recognition using the OPLS All-Atom Potential and the Surface Generalized Born Solvent Model, in "Lecture Notes in Computational Science and Engineering (LNCSE)", Vol. 24, Springer-Verlag, Berlin, 2002.

  29. Chernyavsky, B., E. Gallicchio, D. Knight, R. Levy, and A. Page. The Rutgers Computational Grid: A Distributed Linux PC Cluster.  Cluster Computing (2002)

  30. Zhang, L., E. Gallicchio, R. Friesner, and R.M. Levy. Solvent Models for Protein-Ligand Binding: Comparison of Implicit Solvent Poisson and Surface Generalized Born Models with Explicit Solvent Simulations.J. Comp. Chem.,22, 591-607 (2001).

  31. Gallicchio, E., M. Kubo, and R.M. Levy. Enthalpy-Entropy and Cavity Decomposition of Alkane Hydration Free Energies: Numerical Results and Implications for Theories of Hydrophobic Solvation. J. Phys. Chem., 104, 6271-6285 (2000).

  32. Zhang, L., E. Gallicchio, and R.M. Levy. Implicit Solvent Models for Protein-Ligand Binding: Insights Based on Explicit Solvent Simulations. AIP Conference Proceedings (Simulation and Theory of Electrostatic Interactions in Solutions), 492, 451-472 (1999).

  33. Matubayasi, N., E. Gallicchio, and R.M. Levy. On the local and nonlocal components of solvation thermodynamics and their relation to solvation shell models. J. Chem. Phys., 109, 4864-4872 (1998).

  34. Gallicchio, E., M.M. Kubo, and R.M. Levy. Entropy-Enthalpy Compensation in Solvation and Ligand Binding Revisited. J. Am. Chem Soc., 120, 4526-4527 (1998).

  35. Levy, R.M., and E. Gallicchio. Computer Simulations with Explicit Solvent: Recent Progress in the Thermodynamic Decomposition of Free Energies, and in Modeling Electrostatic Effects.Annual Review of Physical Chemistry,49, 531-567 (1998).

  36. Kubo, M.M., E. Gallicchio, and R.M. Levy. Thermodynamic Decomposition of Hydration Free Energies by Computer Simulation: Application to Amines, Oxides, and Sulfides. J. Phys. Chem., 101, 10527-10534 (1997).

  37. E. Gallicchio, S. A. Egorov and B. J. Berne. On the Application of Numerical Analytic Continuation Methods to the Study of Quantum Mechanical Vibrational Relaxation Processes'', J. Chem. Phys., 109, 7745 (1998).

  38. E. Gallicchio, M. F. Kubo and R. M. Levy.Entropy-Enthalpy Compensation in Solvation and Ligand Binding Revisited, J. Am. Chem. Soc. , 120, 4526 (1998).

  39. S. A. Egorov, E. Gallicchio, B. J. Berne. The Simulation of the Electronic Absorption Spectrum of a Chromophore Coupled to a Condensed Phase Environment: Maximum Entropy Versus Singular Value Decomposition Approaches, J. Chem. Phys., 107(22), (1997).

  40. E. Gallicchio, B. J. Berne. On the Calculation of Dynamical Properties of Solvated Electrons by Maximum Entropy Analytic Continuation of Path Integral Monte Carlo data, J. Chem. Phys.,105, 7064 (1996).

  41. F. Battaglia, T.F. George, E. Gallicchio. "Lezioni di Fisica Classica e Quantistica'', CEDAM, Padova, Italy, 1996. pdf

  42. E. Gallicchio, B. J. Berne, ``The Absorption Spectrum of the Solvated Electron in Fluid Helium by Maximum Entropy Inversion of Imaginary Time Correlation Functions from Path Integral Monte Carlo Simulations'', J. Chem. Phys., 101, 9909 (1994).

  43. F. Battaglia, E. Gallicchio.Thermodynamic Analysis of the $1 \times \infty$ vs $2 \times\infty$ Lattice Gases as Models for Molecular Adsorption on Surfaces, J. Phys. Chem., 97, 6530 (1993).

  44. E. Gallicchio, F. Battaglia.FORTRAN Routine to Compute Born-Oppenheimer Potential Energy Curves Directly from Spectroscopic Data, J. Comput. Chem., 14, 579 (1993).

  45. Ph.D. thesis: ``Quantum Dynamics in Condensed Phases by Maximum Entropy Analytic Continuation of Euclidean Time Path Integrals'', Graduate School of Arts and Sciences, Columbia University, New York, 1996. pdf