Fig. 4: Binding orientation of nucleobases on Au (321)R/S surfaces.
From: Adenine oligomer directed synthesis of chiral gold nanoparticles

The top and side view of DFT-optimized adsorption geometry of a Adenine, b Guanine, c Thymine, and d Cytosine on Au(321)R (left) and Au(321)S (right).