Thioredoxin

Cystine center of thioredoxin

Half-cell reaction:
2 R-Cys-SH ==> R-Cys-S-S-Cys-R + 2H⁺ + 2e^-

Midpoint redox potential: E_{m, pH 7} = -200 - -350 mV
No. of electrons: z=2
No. of protons: n=2

©Copyright 1996, Antony Crofts, University of Illinois at Urbana-Champaign, a-crofts@uiuc.edu