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Table 1 † Enrichment of methionine oxidized peptides (oxMet) using TiO 2 with and without DHB

From: Structural and functional characteristics of cGMP-dependent methionine oxidation in Arabidopsis thaliana proteins

 

Without enrichment

TiO2enrichment without DHB

TiO2enrichment with DHB

R1

R2

R3

R4

R1

R2

R3

R4

R1

R2

R3

R4

Assigned spectra

123109

67688

42897

89362

38403

56545

14450

4288

28092

11880

8567

3812

Assigned spectra oxMet pep.

3073

288

49

3930

15803

4273

6303

424

26913

4370

6586

1318

% oxMet

2.5

0.4

0.1

4.4

41.2

7.6

43.6

9.9

95.8

36.8

76.9

34.6

  1. †The cell suspension culture was treated with 10 μM H2O2 for 30 minutes. The experimental procedures are as described in the legend to Figure2.