MASEEGQVIACHTVETWNEQLQKANESKTLVVVDFTASWCGPCRFIAPFFADLAKKLPNVLFLKVDTDELKSVASDWAIQAMPTFMFLKEGKILDKVVGAKKDELQSTIAKHLA F24M12.70 Thiol-disulfide oxidoreductase involved in the redox regulation of a number of cytosolic enzymes. Activates the cytosolic malate dehydrogenase (MDH) probably by reducing an interchain disulfid bond of the inactive MDH homodimer. Possesses insulin disulfide bonds reducing activity. TRXH1_ARATH Thioredoxin 1 TRX1 114 At3g51030 Thioredoxin H1