Table 2 DeCyder MS analysis for ion trap MS/MS of recombinant parkin exposed to H₂O₂

RING I

²⁴⁶SPVLVFQC(SO₂H)NSR²⁵⁶

640.91²⁺

1280.62

1279.81

n/a

(238 - 293)

²⁴⁶SPVLVFQC(SO₃H)NSR²⁵⁶

649.42²⁺

1296.61

1296.83

n/a

IBR

³⁴⁹KVTCEGGNGLGC(SO₃H)GFAFCR³⁶⁶

623.31³⁺

1865.79

1866.91

3.53

(294 - 417)

³⁵⁰VTC(SO₂H)EGGNGLGC(SO₃H)GFAFCREC(SO₂H)K³⁶⁹

721.51³⁺

2161.82

2161.50

n/a

RING II

⁴²¹C(SO₃H)HVPVEK⁴²⁷

421.93²⁺

842.40

841.84

13.15

(418 - 449)

⁴²⁸NGGC(SO₂H)MHM(Oxidation)KCPQPQC(CAM)R⁴⁴²

897.89²⁺

1793.69

1793.77

n/a

Others

⁹⁰NAAGGC(SO₃H)EREPQSLTR¹⁰⁴

819.02²⁺

1635.73

1636.03

5.20

(1 - 237)

²¹²C(SO₃H)GAHPTSDKETPVALHLIATNSR²³⁴

822.40³⁺

2465.20

2464.17

1.65