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Literature summary extracted from

  • Yada, Y.; Higuchi, K.; Imokawa, G.
    Purifiction and biochemical characterization of membrane-bound epidermal ceramides from guinea pig skin (1995), J. Biol. Chem., 270, 12677-12684.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.5.1.23 lysophosphatidic acid isoenzyme I only Cavia porcellus
3.5.1.23 additional information no inhibition by phosphatidylethanolamine, phosphatidylinositol, phosphatidylglycerol Cavia porcellus
3.5.1.23 phosphatidylcholine
-
Cavia porcellus
3.5.1.23 sphingomyelin
-
Cavia porcellus
3.5.1.23 sphingosine
-
Cavia porcellus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.5.1.23 62000
-
isoenzyme II, gel filtration Cavia porcellus
3.5.1.23 150000
-
isoenzyme I, gel filtration, SDS-PAGE Cavia porcellus

Organism

EC Number Organism UniProt Comment Textmining
3.5.1.23 Cavia porcellus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.5.1.23 1133.54fold, isoenzyme I, 404.32fold, isoenzyme II Cavia porcellus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.5.1.23 skin epidermal sheets Cavia porcellus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.5.1.23 2.04
-
isoenzyme II Cavia porcellus
3.5.1.23 5.72
-
isoenzyme I Cavia porcellus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.5.1.23 linoleoylsphingosine + H2O
-
Cavia porcellus linoleic acid + sphingosine
-
?
3.5.1.23 N-oleoylsphingosine + H2O
-
Cavia porcellus oleic acid + sphingosine
-
?
3.5.1.23 N-palmitoylsphingosine + H2O
-
Cavia porcellus palmitic acid + sphingosine
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.5.1.23 7 10 isoenzyme I Cavia porcellus
3.5.1.23 8 9 isoenzyme II Cavia porcellus