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Literature summary for 1.11.1.11 extracted from

  • Zhou, B.; Guo, Z.
    Calcium is involved in the abscisic acid-induced ascorbate peroxidase, superoxide dismutase and chilling resistance in Stylosanthes guianensis (2009), Biol. Plant., 53, 63-68.
No PubMed abstract available

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-ascorbate + H2O2 Stylosanthes guianensis
-
dehydroascorbate + H2O
-
?

Organism

Organism UniProt Comment Textmining
Stylosanthes guianensis
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
Stylosanthes guianensis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.26
-
effect of abscisic acid and EGTA on APX activity, 1 day following chilling stress Stylosanthes guianensis
0.27
-
effect of abscisic acid and EGTA on APX activity, 7 days, under normal temperature Stylosanthes guianensis
0.28
-
effect of abscisic acid and EGTA on APX activity, 4 days following chilling stress Stylosanthes guianensis
0.28
-
effect of abscisic acid and LaCl3 on APX activity, 4 days following chilling stress Stylosanthes guianensis
0.3
-
effect of EGTA on APX activity, 4 days following chilling stress Stylosanthes guianensis
0.3
-
in water, 4 days following chilling stress Stylosanthes guianensis
0.31
-
effect of abscisic acid and EGTA on APX activity, 4 days, under normal temperature Stylosanthes guianensis
0.31
-
effect of abscisic acid on APX activity, 7 days, under normal temperature Stylosanthes guianensis
0.31
-
effect of LaCl3 on APX activity, 7 days, under normal temperature Stylosanthes guianensis
0.32
-
effect of abscisic acid and LaCl3 on APX activity, 1 day following chilling stress Stylosanthes guianensis
0.32
-
effect of EGTA on APX activity, 1 day following chilling stress Stylosanthes guianensis
0.32
-
effect of LaCl3 on APX activity, 4 days following chilling stress Stylosanthes guianensis
0.32
-
in water, 1 day following chilling stress Stylosanthes guianensis
0.33
-
effect of abscisic acid and LaCl3 on APX activity, 4 days, under normal temperature Stylosanthes guianensis
0.33
-
effect of abscisic acid and LaCl3 on APX activity, 7 days, under normal temperature Stylosanthes guianensis
0.33
-
effect of EGTA on APX activity, 4 days, under normal temperature Stylosanthes guianensis
0.33
-
effect of EGTA on APX activity, 7 days, under normal temperature Stylosanthes guianensis
0.33
-
in water, 7 days, under normal temperature Stylosanthes guianensis
0.35
-
in water, 4 days, under normal temperature Stylosanthes guianensis
0.36
-
effect of abscisic acid on APX activity, 4 days following chilling stress Stylosanthes guianensis
0.36
-
effect of LaCl3 on APX activity, 1 day following chilling stress Stylosanthes guianensis
0.37
-
effect of LaCl3 on APX activity, 4 days, under normal temperature Stylosanthes guianensis
0.4
-
effect of abscisic acid on APX activity, 1 day following chilling stress Stylosanthes guianensis
0.45
-
effect of abscisic acid on APX activity, 4 days, under normal temperature Stylosanthes guianensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-ascorbate + H2O2
-
Stylosanthes guianensis dehydroascorbate + H2O
-
?

Synonyms

Synonyms Comment Organism
APX
-
Stylosanthes guianensis
ascorbate peroxidase
-
Stylosanthes guianensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
activity assay Stylosanthes guianensis

Expression

Organism Comment Expression
Stylosanthes guianensis the application of either LaCl3 or EGTA reverses the effect of abscisic acid on chilling-treated plants, i.e. it leads to the decrease in ascorbate peroxidase activity down
Stylosanthes guianensis abscisic acid induces ascorbate peroxidase activity up