Molecular Mechanism for the Regulation of Microcystin Toxicity to Protein Phosphatase 1 by Glutathione Conjugation Pathway

Figure 2

MS/MS analysis of MCLR (a), MCRR (b), and the identified electrophilic addition products MCLR-GSH (c) and MCRR-GSH (d). Conditions: m/z signals at 995.5557, 519.7903, 1302.8792, and 673.4521 correspond to the precursor ions of MCLR, MCRR, MCLR-GSH, and MCRR-GSH, respectively.

(a)

(b)

(c)

(d)