Table 7 Characteristic ions of albumin adducts at lysine residue.

From: Retrospective detection for V-type OPNAs exposure via phosphonylation and disulfide adducts in albumin

OPNAs

Structure

m/z (amu)

Characteristic ion

VR

218.2568

Phosphoryl lysine imine ion -NH3

162.1488

Aging phosphoryl lysine imine ion -NH3

235.2878

Phosphoryl lysine imine ion

179.1798

Aging phosphoryl lysine imine ion

Vs

218.2568

Phosphoryl lysine imine ion -NH3

162.1488

Aging phosphoryl lysine imine ion -NH3

235.2878

Phosphoryl lysine imine ion

179.1798

Aging phosphoryl lysine imine ion

VX

190.2028

Phosphoryl lysine imine ion -NH3

162.1488

Aging phosphoryl lysine imine ion -NH3

207.2338

Phosphoryl lysine imine ion

179.1798

Aging phosphoryl lysine imine ion