Research Article

DFT Description of Intermolecular Forces between 9-Aminoacridines and DNA Base Pairs

Table 5

Interaction energies of optimized 9-AA 1(a–e)—base-pair complexes calculated at the B3LYP/6-31G* basis set.

9-AAAT complex Interaction energy (kcal/mol)GC complex Interaction energy (kcal/mol)

1(a)2.176822.5185
1(b)102.641026.2384
1(c)1.2600 51.8498
1(d)41.2061 52.4651
1(e)42.3968 66.2667