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Literature summary for 3.5.1.69 extracted from

  • Ito, M.; Kurita, T.; Kita, K.
    A novel enzyme that cleaves the N-acyl linkage of ceramides in various glycospingolipids as well as sphingomyelin to produce their lyso forms (1995), J. Biol. Chem., 41, 24370-24374.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ 2 mM Pseudomonas sp.
EDTA no inhibition Pseudomonas sp.
Hg2+ 2 mM Pseudomonas sp.
Mn2+ no inhibition Pseudomonas sp.
Zn2+ 2 mM Pseudomonas sp.

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
52000
-
x * 52000, SDS-PAGE Pseudomonas sp.

Organism

Organism UniProt Comment Textmining
Pseudomonas sp.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Pseudomonas sp.

Storage Stability

Storage Stability Organism
-85°C, 2 months, stable Pseudomonas sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-galactosylceramide-3-O-sulfate + H2O
-
Pseudomonas sp. ?
-
?
galacosylceramide + H2O
-
Pseudomonas sp. ?
-
?
ganglioside asialo-GM1 + H2O
-
Pseudomonas sp. ?
-
?
ganglioside GD1a + H2O
-
Pseudomonas sp. fatty acid + lyso-GD1a-ganglioside
-
?
ganglioside GM1 + H2O
-
Pseudomonas sp. octadecanoic acid + lyso-GM1-ganglioside
-
?
ganglioside GM2 + H2O
-
Pseudomonas sp. fatty acid + lyso-GM2-ganglioside
-
?
ganglioside GM3 + H2O
-
Pseudomonas sp. fatty acid + lyso-GM3-ganglioside
-
?
ganglioside GQ1b + H2O
-
Pseudomonas sp. ?
-
?
globotetraosylceramide + H2O
-
Pseudomonas sp. ?
-
?
glucosylceramide + H2O
-
Pseudomonas sp. ?
-
?
lactosylceramide + H2O
-
Pseudomonas sp. ?
-
?
sphingomyelin + H2O
-
Pseudomonas sp. ?
-
?

Subunits

Subunits Comment Organism
? x * 52000, SDS-PAGE Pseudomonas sp.

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
30 min, 20% loss of activity Pseudomonas sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5 6
-
Pseudomonas sp.

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 9 stable Pseudomonas sp.