research Insights on the Mechanical Behavior of Keratin Fibrils 13 citations , May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
research Molecular Modeling of Hair Keratin/Peptide Complex: Using MM-PBSA Calculations to Describe Experimental Binding Results 14 citations , January 2012 in “Proteins” Electrostatic interactions mainly stabilize the binding of peptides to hair keratin.