Table 2.

Precursor and product ion masses of protonated Cys³⁴(-DPAET)Pro

DPAET 2-(diisopropylamino)ethanethiol, Qual qualifying ion, [M + H]⁺ singly protonated precursor ion

Collision-induced dissociation (CID) was carried out with a collision energy (CE) of 27.5 V