Figure 2.
Surface pressure-area (π-A) isotherms recorded for SAP2 in the apo-form (continuous) and with PZnPI at a chromophore/peptide helix mole ratio of 1:4 (dotted) spread from aqueous solution (50 mM phosphate buffer) with 2.2 wt% OG detergent on a subphase of 50 mM phosphate buffer at pH 8 and 20°C.