[protein]-dithiol + [thioredoxin]-disulfide <=> [protein]-disulfide + [thioredoxin]-dithiol
[protein]-dithiol + [thioredoxin]-disulfide <=> [protein]-disulfide + [thioredoxin]-dithiol
[protein]-dithiol + [thioredoxin]-disulfide <=> [protein]-disulfide + [thioredoxin]-dithiol
[protein]-dithiol + [thioredoxin]-disulfide <=> [protein]-disulfide + [thioredoxin]-dithiol