Table 2. Carboxylated Electrophile Adducts Found in ApoA1 from Plasma Supplemented with PLPBSO and Subjected to Oxidation with AIPH.
| sequences modified | positions | mass shift | carboxylated electrophile(s) (adduct type(s)) |
|---|---|---|---|
| QLNLK*LLDNWDSVTSTFSK | K45 | 210 | KODA (imine adduct) |
| QKLH*ELQEK | H135 | 128 | 7-oxoheptanoic acid (imine adduct) |
| AH*VDALRTHLAPYSDELR | H155 | 228 | HODA (Michael adduct nonreduced) |
| TH*LAPYSDELR | H162 | 226 | KODA (Michael adduct, nonreduced or ketoamide adduct) |
| LEALK*ENGGAR | K182 | 158/142 | 8-oxoocatanoic acid (carbinolamine and imine adduct forms) |
| LEALK*ENGGAR | K182 | 128 | 7-oxooctanoic acid (imine adduct) |
| LAEYHAK*ATEHLSTLSEK | K195 | 156 | 9-oxononanoic acid (imine adduct) |