Air Air water interfaces Beta-galactosidase Bound water molecules Compression isotherm Esters Experimental evidence Experimental values Hairpin structures Interfacial property Langmuir Blodgett films Molecular Conformation Molecular Dynamics Simulation Molecular configurations Molecular dynamics Molecules Monolayers Nanobiosensor Phase interfaces Protein Surface Properties Surface plasmon resonance Water Waxes air chemistry conformation ester jojoba wax molecular dynamics