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1.8.5.1: glutathione dehydrogenase (ascorbate)

This is an abbreviated version!
For detailed information about glutathione dehydrogenase (ascorbate), go to the full flat file.

Word Map on EC 1.8.5.1

Reaction

2 glutathione +

dehydroascorbate
=
glutathione disulfide
+
ascorbate

Synonyms

At1g19570, At1g75270, At5g16710, AtDHAR, AtDHAR1, AtDHAR2, AtDHAR3, CrDHAR1, DasA reductase, dehydroascorbate reductase, dehydroascorbate reductase 2, dehydroascorbic acid reductase, dehydroascorbic reductase, dehydrogenase, glutathione (ascorbate), DHA reductase, DHA-R, DHAR, DHAR1, DHAR2, DHAR3, DHAR3a, DHAR4, DHAR5, dioscorin, GDOR, glutathione dehydroascorbate reductase, glutathione-dependent dehydroascorate reductase, glutathione:dehydroascorbic acid oxidoreductase, GRX1, GRX2, GSH-DHAR, GSH:DHA-oxidoreductase, GSTO, GSTO1, GSTO1-1, GSTO2, GSTO2-2, LcDHAR, metallothionein-1, metallothionein-2, More, MT-I, MT-II, nlGSTO, OsDHAR, OsDHAR1, PbDHAR, PgDHAR1, PtrDHAR1, PtrDHAR2, PtrDHAR3A, PtrDHAR3B, SPD1

ECTree

     1 Oxidoreductases
         1.8 Acting on a sulfur group of donors
             1.8.5 With a quinone or similar compound as acceptor
                1.8.5.1 glutathione dehydrogenase (ascorbate)

Specific Activity

Specific Activity on EC 1.8.5.1 - glutathione dehydrogenase (ascorbate)

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.00568
pH 6.0
0.02632
pH 7.0
0.13
allelic variant A140/E155/E208 of GSTO1-1, dehydroascorbate as substrate, at 30°C
0.18
-
isoform DHAR2, at pH 6.5 and 25°C
0.21
allelic variant D140/DELTAE155/K208 of GSTO1-1, dehydroascorbate as substrate, at 30°C
0.22
-
isoform DHAR2, at pH 6.5 and 25°C
0.25
allelic variant A140/DELTAE155/E208 of GSTO1-1, dehydroascorbate as substrate, at 30°C
1.1
purified recombinant wild-type enzyme, pH 8.0, 30°C
1.16
-
isoform DHAR1, at pH 6.5 and 25°C
1.77
-
-
11.6
allelic variant D142 of GSTO2-2, dehydroascorbate as substrate, at 30°C
13.47
-
isoform DHAR2, at pH 6.5 and 25°C
13.8
allelic variant N142 of GSTO2-2, dehydroascorbate as substrate, at 30°C
18.45
-
isoform DHAR1, at pH 6.5 and 25°C
19.12
-
isoform DHAR3, at pH 6.5 and 25°C
26.15
-
isoform DHAR1, at pH 6.5 and 25°C
3.22
-
isoform DHAR4, at pH 6.5 and 25°C
350
-
rice recombinant DHAR
360
-
mitochondrial enzyme
400
-
plastid enzyme
53
pH not specified in the publication, temperature not specified in the publication
965
recombinant enzyme, at pH 8.0, temperature not specified in the publication
additional information