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Literature summary extracted from

  • Akhtar, R.A.; Abdel-Latif, A.A.
    Studies on the properties of triphosphoinositide phosphomonoesterase and phosphodiesterase of rabbit iris smooth muscle (1978), Biochim. Biophys. Acta, 527, 159-170.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.1.3.36 Cys stimulates Oryctolagus cuniculus
3.1.3.36 dithiothreitol stimulates Oryctolagus cuniculus
3.1.3.36 mercaptoethanol stimulates Oryctolagus cuniculus

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.3.36 EDTA 1 mM, 22% inhibition Oryctolagus cuniculus
3.1.3.36 GSSG
-
Oryctolagus cuniculus
3.1.3.36 PCMB
-
Oryctolagus cuniculus
3.1.4.11 EDTA 1 mM, 52% inhibition Oryctolagus cuniculus
3.1.4.11 MgCl2 0.1-1 mM, 20% inhibition Oryctolagus cuniculus
3.1.4.11 PCMB
-
Oryctolagus cuniculus
3.1.4.11 reduced glutathione
-
Oryctolagus cuniculus

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.1.3.36 additional information 77% of the activity is localized in the particulate fraction Oryctolagus cuniculus
-
-
3.1.4.11 microsome
-
Oryctolagus cuniculus
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.3.36 Ca2+ 0.1 mM, 32% stimulation Oryctolagus cuniculus
3.1.3.36 Mg2+ 0.1-1 mM, 62% stimulation Oryctolagus cuniculus
3.1.3.36 additional information no requirement for divalent cations Oryctolagus cuniculus
3.1.4.11 Ca2+ at 0.01 mM 20% stimulation, at 0.1 mM 32% stimulation Oryctolagus cuniculus

Organism

EC Number Organism UniProt Comment Textmining
3.1.3.36 Oryctolagus cuniculus
-
-
-
3.1.4.11 Oryctolagus cuniculus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.3.36 iris
-
Oryctolagus cuniculus
-
3.1.4.11 iris smooth muscle
-
Oryctolagus cuniculus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.3.36 phosphatidyl-myo-inositol 4,5-bisphosphate + H2O
-
Oryctolagus cuniculus phosphatidylinositol 4-phosphate + phosphate
-
?
3.1.4.11 phosphatidylinositol + H2O no activity Oryctolagus cuniculus ?
-
?
3.1.4.11 phosphatidylinositol 4,5-bisphosphate + H2O
-
Oryctolagus cuniculus D-myo-inositol 1,4,5-trisphosphate + diacylglycerol
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.1.3.36 37
-
-
Oryctolagus cuniculus
3.1.4.11 37
-
-
Oryctolagus cuniculus

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
3.1.3.36 37 60 37°C: optimum, 60°C: about 27% of maximal activity Oryctolagus cuniculus
3.1.4.11 37 60 37°C: optimal temperature, 60°C: 27% of maximal activity Oryctolagus cuniculus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.3.36 7.2
-
-
Oryctolagus cuniculus
3.1.4.11 7.4 8.4
-
Oryctolagus cuniculus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.1.3.36 7.2 8.4 pH 7.2: optimum, pH 8.4: about 65% of maximal activity Oryctolagus cuniculus