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Literature summary for 3.2.1.35 extracted from

  • Magalhaes, M.R.; da Silva, N.J.; Ulhoa, C.J.
    A hyaluronidase from Potamotrygon motoro (freshwater stingrays) venom: isolation and characterization (2008), Toxicon, 51, 1060-1067.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Cu2+
-
Potamotrygon motoro
Fe2+
-
Potamotrygon motoro
heparin
-
Potamotrygon motoro
Mn2+
-
Potamotrygon motoro

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information Km (hyaluronan) (microgram/ml): 4.91, Vmax (hyaluronan): 2.02 U/min Potamotrygon motoro

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
79000
-
gel filtration Potamotrygon motoro

Organism

Organism UniProt Comment Textmining
Potamotrygon motoro
-
-
-

Purification (Commentary)

Purification (Comment) Organism
purified by gel filtration on Sephacryl S-100 and ion-exchange chromatography on SP-Sepharose. Procedure provides 376.4fold purification with a 2.94% yield Potamotrygon motoro

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
hyaluronan + H2O
-
Potamotrygon motoro ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 79000 Da, gel filtration and SDS-PAGE Potamotrygon motoro

Synonyms

Synonyms Comment Organism
hyaluronidase
-
Potamotrygon motoro

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Potamotrygon motoro
40
-
maximal activity Potamotrygon motoro

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
enzyme is stable for at least 30 min when incubated at 20°C and 30°C Potamotrygon motoro
40
-
enzyme loses 70% of the activity at 40°C Potamotrygon motoro

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.2
-
optimal pH Potamotrygon motoro
6
-
assay at Potamotrygon motoro