Rational Design of Protein Stability: Effect of (2S,4R)-4-Fluoroproline on the Stability and Folding Pathway of Ubiquitin
Figure 2
ESI-MS analyses of wt-ub (A), (4R)-FPro-ub (B). The minor peak corresponds to the double substituted protein. (C) wt-ub and (4R)-FPro-ub after purification on 15% SDS-PAGE.