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. 2017 Apr 13;13(4):e1005441. doi: 10.1371/journal.pcbi.1005441

Fig 3. SPRi detection of the binding affinity of peptides.

Fig 3

4665 (A), 58F (B), 63Y (C), 55V (D), 58F63Y (E), and 55V63Y (F) towards HER2. The dissociation constant was calculated from kinetic constants obtained by fitting association and dissociation curves to real-time binding and washing data. 58F63Y has the highest affinity of all six peptides.