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Literature summary for 3.4.22.10 extracted from

  • Elliott, S.D.; Liu, T.Y.
    Streptococcal proteinase (1970), Methods Enzymol., 19, 252-261.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
Reducing agent once the enzyme is activated by a reducing agent, the presence of the activator is no longer necessary for the catalytic activity Streptococcus sp.

Inhibitors

Inhibitors Comment Organism Structure
iodoacetamide
-
Streptococcus sp.
iodoacetic acid
-
Streptococcus sp.
NEM
-
Streptococcus sp.
Sodium tetrathionate
-
Streptococcus sp.

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32000
-
ultracentrifugation Streptococcus sp.

Organism

Organism UniProt Comment Textmining
Streptococcus sp.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Streptococcus sp.

Storage Stability

Storage Stability Organism
stored under nitrogen, 0.01 mM EDTA, 3-5% loss of activity per week Streptococcus sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
insulin + H2O reduced carboxymethylated phenylalanine chain, one of the most rapidly hydrolyzed Phe-Tyr linkages is in the Phe-Phe-Tyr sequence Streptococcus sp. ?
-
?
Nalpha-benzyloxycarbonyl-Lys-Phe + H2O
-
Streptococcus sp. ?
-
?
Nalpha-benzyloxycarbonyl-Phe-Tyr + H2O
-
Streptococcus sp. ?
-
?