Figure 5 of
Fujii, Mol Vis 2004;
10:814-820.
Figure 5. Oxidation of methionine in α-crystallin
Part of an RP-HPLC chromatogram of bovine α-crystallin irradiated with UV-C at 50 J/cm2. The oxidized T1 peptide (1443 Da) of αA-crystallin elutes earlier than the native T1 peptide (1427 Da).