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. 2016 Jul 14;88(16):8315–8322. doi: 10.1021/acs.analchem.6b02240

Figure 1.

Figure 1

Sulfoxide-containing MS-cleavable cross-linkers: (A) DSSO,14 (B) DMDSSO,15and (C) Azide-A-DSBSO.16 (D) Synthesis scheme of MS-cleavable cross-linker DHSO. (E) Characteristic MS2 fragmentation of DHSO interlinked heterodimer α-β.