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Literature summary for 1.4.3.8 extracted from

  • Kulkarni, A.P.; Hodgson, E.
    Ethanolamine oxidase from the blowfly, Phormia regina (Diptera: Insecta) (1973), Comp. Biochem. Physiol. B, 44, 407-422.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
additional information no stimulation of activity by FAD, pyridoxalphosphate, NAD+, NADP+ Phormia regina

General Stability

General Stability Organism
dialysis causes inactivation, activity cannot be restored by addition of pyridoxal phosphate, FAD, NAD+, NADP+ alone or in combination with divalent cations Phormia regina

Inhibitors

Inhibitors Comment Organism Structure
2-mercaptoethanol
-
Phormia regina
Co2+
-
Phormia regina
cysteine
-
Phormia regina
Dibenzylamine
-
Phormia regina
glutathione no effect Phormia regina
hydrazine
-
Phormia regina
hydroxylamine
-
Phormia regina
KCN
-
Phormia regina
additional information not: 8-hydroxyquinoline Phormia regina
Quinacrine
-
Phormia regina
Semicarbazide
-
Phormia regina
Sodium azide
-
Phormia regina
Sodium bisulfite
-
Phormia regina
sodium-diethyldithiocarbamate
-
Phormia regina

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.16
-
ethanolamine
-
Phormia regina

Localization

Localization Comment Organism GeneOntology No. Textmining
cytoplasm
-
Phormia regina 5737
-
additional information no activity in mitochondria Phormia regina
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ activates the dialyzed enzyme, regeneration of 50% of the initial activity Phormia regina
Ni2+ slight stimulation Phormia regina
Zn2+ activates the dialyzed enzyme, regeneration of 50% of initial activity Phormia regina

Organism

Organism UniProt Comment Textmining
Phormia regina
-
blowfly
-

Purification (Commentary)

Purification (Comment) Organism
-
Phormia regina

Source Tissue

Source Tissue Comment Organism Textmining
egg low activity Phormia regina
-
larva
-
Phormia regina
-
pupa low activity Phormia regina
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.00026
-
-
Phormia regina

Storage Stability

Storage Stability Organism
more unstable, cannot be stored Phormia regina

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ethanolamine + H2O + O2 under aerobic conditions Phormia regina glycolaldehyde + NH3 + H2O2
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Phormia regina

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
26 48 half-maximal activities at 26°C and 48°C Phormia regina

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.8
-
-
Phormia regina

pH Range

pH Minimum pH Maximum Comment Organism
7 8.2 pH 7.0: about 50% of activity maximum, pH 8.2: 37% of activity maximum Phormia regina