Classical and Quantum Simulations of nano- and bio-systems

Course

Lecturer:
Sara Fortuna, Federico Fogolari, Paolo Giannozzi (University of Udine)

Board Contact:
Federico Fogolari

SSD: FIS/03 - FIS/07

CFU: Attendance 3 CFU + assignment 2 CFU 

Period: January/February 2026

Lessons / Hours: 16 hours 

Program:

1. Introduction to molecular modelling

  • two-dimensional and three-dimensional models
  • available databases
  • molecular graphics

2. Protein structures and homology modelling

  • sequence alignment with BLAST
  • template identification
  • building a model

3. Protein/protein complexed: docking

  • methods to explore conformational space
  • scoring functions
  • docking algorithms

4. Molecular Mechanics

  • bonding and non-bonding terms
  • force-field parametrisation
  • parametrisation from ab-initio methods

5. Minimisation methods

  • First order methods
  • Second order methods
  • Choice of method

6. Molecular dynamics principles

  • The Verlet algorithm
  • Statistical ensembles
  • Monitoring equilibrium
  • Properties as statistical averages

7. Analysis of molecular dynamics trajectories

  • Evaluation of thermodynamic parameters
  • Structural indicators
  • Graphical visualization of a trajectory

8. First-principle molecular dynamics

  • Density-functional theory
  • Plane waves and pseudopotentials
  • Car-Parrinello molecular dynamics

Verification: Assignment