Table 2 Calculated redox potentials for disulfide radical anion formation from aliphatic and aromatic thiols at pH 7.3.

From: Aromatic thiol-mediated cleavage of N–O bonds enables chemical ubiquitylation of folded proteins

Entry

Thiol

Δ E ° (V)

1

4-Nitrothiophenol

1.58

2

3-Mercaptobenzoic acid

1.98

3

4-Mercaptophenylacetic acid

2.07

4

4-Aminothiophenol

2.03

5

L-Glutathione

−0.40

6

D,L-Dithiothreitol

−0.33

7

2-Mercaptoethanesulfonic acid

−0.43

8

2-Methyl-2-propanethiol

−0.83