TABLE 1

MRM transitions of CES1- and CES2-specific peptides and corresponding AQUA peptides

The precursor and product products were doubly ([M + 2H]2+) and singly ([M + H]+) charged ions, respectively.

SequencePrecursor m/zProduct m/z
CES1GNWGHLDQVAALR719.0885.0
CES2EASQAALQK473.3530.1
AQUA-CES1GNWGHLDQVAALR(13C 15N)724.0895.3
AQUA-CES2EASQAALQK(13C 15N)477.2538.1