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. 2014 Jun 13;289(32):22536–22553. doi: 10.1074/jbc.M114.553727

TABLE 1.

Rate constants of the reactions of amino acid hydroperoxides with CBA and ebselen

Hydroperoxide kROOH + CBA kROOH + ebselen
m1 s1 m1 s1
TyrOOH 23.4 ± 0.5 (1.11 ± 0.06) × 103
HPAOOHa 7.0 ± 0.1 (1.07 ± 0.08) × 103
TrpOOH 11.4 ± 0.2 (1.54 ± 0.05) × 103
HisOOHb 23.3 ± 0.7 (1.05 ± 0.07) × 103
H2O2 1.5 ± 0.2 35 ± 1

a HPA-derived hydroperoxide.

b Histidine-derived hydroperoxide.