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Literature summary for 3.2.1.48 extracted from

  • Karley, A.J.; Ashford, D.A.; Minto, L.M.; Pritchard, J.; Douglas, A.E.
    Significance of gut sucrase activity for osmoregulation in the pea aphid Acyrthosiphon pisum (2005), J. Insect Physiol., 51, 1313-1319.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
acarbose IC50: 0.000059 mM; in vitro and in vivo Acyrthosiphon pisum
deoxygalactonojirimycin IC50: 71.1 mM Acyrthosiphon pisum
deoxynojirimycin IC50: 0.034 mM Acyrthosiphon pisum

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
sucrose + H2O Acyrthosiphon pisum
-
D-glucose + D-fructose
-
?
sucrose + H2O Acyrthosiphon pisum the enzyme is involved in osmoregulation in the gut and hemolymph of pea aphids in response to the diet, analysis of honeydew sugar composition alpha-D-glucose + D-fructose
-
?

Organism

Organism UniProt Comment Textmining
Acyrthosiphon pisum
-
pea aphid
-
Acyrthosiphon pisum
-
pea aphid, strain UY2, collected from Pisum sativum plants and maintained on Vicia faba plants, located in the honeydew
-

Source Tissue

Source Tissue Comment Organism Textmining
esophagus
-
Acyrthosiphon pisum
-
gut
-
Acyrthosiphon pisum
-
additional information aphids are cultivated on diets with different sucrose levels, overview Acyrthosiphon pisum
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
sucrose + H2O
-
Acyrthosiphon pisum D-glucose + D-fructose
-
?
sucrose + H2O
-
Acyrthosiphon pisum alpha-D-glucose + D-fructose
-
?
sucrose + H2O the enzyme is involved in osmoregulation in the gut and hemolymph of pea aphids in response to the diet, analysis of honeydew sugar composition Acyrthosiphon pisum alpha-D-glucose + D-fructose
-
?

Synonyms

Synonyms Comment Organism
alpha-glucosidase
-
Acyrthosiphon pisum
sucrase
-
Acyrthosiphon pisum

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Acyrthosiphon pisum
37
-
assay at Acyrthosiphon pisum

IC50 Value

IC50 Value IC50 Value Maximum Comment Organism Inhibitor Structure
0.000059
-
IC50: 0.000059 mM Acyrthosiphon pisum acarbose
0.034
-
IC50: 0.034 mM Acyrthosiphon pisum deoxynojirimycin
71.1
-
IC50: 71.1 mM Acyrthosiphon pisum deoxygalactonojirimycin