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Literature summary for 3.4.21.80 extracted from

  • Christensen, U.; Ishida, S.; Ishii, S.I.; Mitsui, Y.; Iitaka, Y.; McClarin, J.; Langridge, R.
    Interactions of Streptomyces subtilisin inhibitor with Streptomyces griseus proteases A and B. Enzyme kinetic and computer simulation studies (1985), J. Biochem., 98, 1263-1274.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Bovine pancreatic trypsin inhibitor Kunitz Streptomyces griseus
Soybean trypsin inhibitor
-
Streptomyces griseus
Streptomyces subtilisin inhibitor
-
Streptomyces griseus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.045
-
Succinyl-Ala-Ala-Pro-Phe-4-methylcoumarin 7-amide
-
Streptomyces griseus
0.047
-
succinyl-Ala-Ala-Pro-Phe 4-nitroanilide
-
Streptomyces griseus

Organism

Organism UniProt Comment Textmining
Streptomyces griseus
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
acetyl-Ala-Ala-Tyr-4-methylcoumarin 7-amide + H2O
-
Streptomyces griseus acetyl-Ala-Ala-Tyr + 7-amino-4-methylcoumarin
-
?
succinyl-Ala-Ala-Pro-Phe 4-nitroanilide + H2O
-
Streptomyces griseus succinyl-Ala-Ala-Pro-Phe + 4-nitroaniline
-
?
Succinyl-Ala-Ala-Pro-Phe-4-methylcoumarin 7-amide + H2O
-
Streptomyces griseus ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
assay at Streptomyces griseus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.04
-
Acetyl-Ala-Ala-Tyr-4-methylcoumarin 7-amide
-
Streptomyces griseus
6.9
-
Succinyl-Ala-Ala-Pro-Phe-4-methylcoumarin 7-amide
-
Streptomyces griseus
285
-
succinyl-Ala-Ala-Pro-Phe 4-nitroanilide
-
Streptomyces griseus