| atomdeps | Atom parameters and definitions for side chains | 
| atomtype | Atom Type Table | 
| calCo | Calculate Cartesian coordinates for 1-4 bonded atoms | 
| calscco | Calculate Cartesian coordinates of side chains | 
| dfireE | DFIRE Energy Evaluation for Protein Conformations | 
| nat879 | Sample Protein Conformation 1 | 
| pdbrmsd | Root Mean Squared Deviation (RMSD) of Two Protein Conformations | 
| pred879 | Sample Protein Conformation 2 | 
| torsion | Calculate dihedral angle formed by four atoms |