Fig. 19

(left) Tag-switching strategy for the identification of target proteins by double photoreactions of a multifunctional cross-linker. Figure reproduced from ref. [67] with permission from RCS publication. (Right) A new strategy for target identification using PAL with IsoFT simplifies the identification of the target peak in both HPLC and MS analyses. Figure reproduced from ref. [68] with permission from Wiley-WCH publication