The Adhesion Mechanism of Marine Mussel Foot Protein: Adsorption of L-Dopa on - and -Cristobalite Silica Using Density Functional Theory

Figure 3

Side view (a) and top view (b) of L-dopa adsorption geometry on silica surface with intermolecular distances of 1.87 Å making four hydrogen bonds with terminal isolated silanols.

(a)

(b)