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Literature summary for 3.2.1.26 extracted from

  • Lopez, M.E.; Vattuone, M.A.; Sampietro, A.R.
    Partial purification and properties of invertase from Carica papaya fruits (1988), Phytochemistry, 27, 3077-3081.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
bovine serum albumin activates Carica papaya
Polyvinylpyrrolidone synthetic polymer 2% PVP K 30 Carica papaya

Inhibitors

Inhibitors Comment Organism Structure
Co2+
-
Carica papaya
Cu2+
-
Carica papaya
fructose
-
Carica papaya
fructoside
-
Carica papaya
Hg2+
-
Carica papaya
Mn2+
-
Carica papaya
Mo7O246-
-
Carica papaya
PCMB
-
Carica papaya
pyridoxal
-
Carica papaya
pyridoxamine
-
Carica papaya
pyridoxine
-
Carica papaya
sucrose substrate inhibition above 100 mM Carica papaya
Tris
-
Carica papaya
Zn2+
-
Carica papaya

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.2
-
sucrose
-
Carica papaya

Metals/Ions

Metals/Ions Comment Organism Structure
Ba2+ activates Carica papaya
Mg2+ activates Carica papaya
Sr2+ activates Carica papaya

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
52000
-
-
Carica papaya

Organism

Organism UniProt Comment Textmining
Carica papaya
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Carica papaya

Source Tissue

Source Tissue Comment Organism Textmining
fruit
-
Carica papaya
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
beta-methyl fructoside + H2O
-
Carica papaya ?
-
?
raffinose + H2O
-
Carica papaya fructose + melibiose
-
?
stachyose + H2O
-
Carica papaya ?
-
?
sucrose + H2O
-
Carica papaya D-fructose + D-glucose
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.5
-
-
Carica papaya