Receptor Ligand Global energy (kcal/Mol) van der Walls force –Attraction (Kcal/Mol) Hydrogen bond (Kcal/Mol) Cag3 CagM -30.29 -45.65 -3.06 Cag3 CagC -57.11 -67.8 -5.52 CagM CagC -58.84 -50.09 -6.6

Table 1: Individual protein interaction studies for all three proteins, to predict probable dimers.