3-D printing 1 3D printers 1 3D printing 1 3D-printing 1 Binding tags 1 Biofunctionalization 1 Curing 1 Feature sizes 1 FluidFM 1 Fluidfm Micronanostructure 1 Molecules 1 Printed structures 1 Proteins 1 Scanning probe lithography 1 Structural properties 1 Wetting 1 Wetting property 1 biofunctionalization 1 mechanical properties 1 microstructures 1 nanostructures 1 scanning probe lithography 1