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1.8.99.B1: protein-disulfide reductase (acceptor)

This is an abbreviated version!
For detailed information about protein-disulfide reductase (acceptor), go to the full flat file.

Word Map on EC 1.8.99.B1

Reaction

protein-dithiol
+
oxidized acceptor
=
protein-disulfide
+
reduced acceptor

Synonyms

AaPDO, ApPDO, disulfide bond-forming enzyme, glutaredoxin related protein, PDO, PfPDO, protein disulfide oxidoreductase, SSO0192, SSO10610, Sso1120, SsPDO

ECTree

     1 Oxidoreductases
         1.8 Acting on a sulfur group of donors
             1.8.99 With unknown physiological acceptors
                1.8.99.B1 protein-disulfide reductase (acceptor)

Engineering

Engineering on EC 1.8.99.B1 - protein-disulfide reductase (acceptor)

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PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
C148S
mutant enzyme exhibits a lower activity compared to wild-type enzyme
C34S
mutant enzyme retains nearly wild-type activity
C34S/C148S
mutant enzyme shows no activity
C146S
not active in the insulin reductase assay, oxidation of the dithiol peptide NRCSQGSCWN is reduced
C35S
active in the insulin reductase assay, oxidation of the dithiol peptide NRCSQGSCWN is comparable to wild-type enzyme
C35S/C146S
not active in the insulin reductase assay, no oxidation of the dithiol peptide NRCSQGSCWN
C155S/C158S
with insulin as substrate the enzyme is completely inactive
C173S/C178S
with insulin as substrate the enzyme shows lower activity than wild-type enzyme
C41S/C44S
with insulin as substrate the enzyme shows lower activity than wild-type enzyme
C155S/C158S
-
with insulin as substrate the enzyme is completely inactive
-
C173S/C178S
-
with insulin as substrate the enzyme shows lower activity than wild-type enzyme
-
C41S/C44S
-
with insulin as substrate the enzyme shows lower activity than wild-type enzyme
-