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Literature summary for 3.4.21.2 extracted from

  • Folk, J.E.; Schirmer, E.W.
    Chymotrypsin C. I. Isolation of the zymogen and the active enzyme: preliminary structure and specificity studies (1965), J. Biol. Chem., 240, 181-192.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
DFP
-
Sus scrofa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
10
-
benzoyl-L-Met ethyl ester
-
Sus scrofa
15
-
benzyloxycarbonyl-L-Leu-Gly-amide
-
Sus scrofa
17
-
benzoyl-L-Met ethyl ester
-
Sus scrofa
28
-
benzoyl-L-Leu ethyl ester
-
Sus scrofa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
31800
-
x * 31800, calculation from amino acid sequence Sus scrofa

Organism

Organism UniProt Comment Textmining
Sus scrofa
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
proteolytic modification zymogen: chymotrypsinogen C Sus scrofa

Purification (Commentary)

Purification (Comment) Organism
-
Sus scrofa

Source Tissue

Source Tissue Comment Organism Textmining
pancreas
-
Sus scrofa
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
A chain of oxidized insulin + H2O
-
Sus scrofa ?
-
?
acetyl-L-Trp ethyl ester + H2O
-
Sus scrofa acetyl-L-Trp + ethanol
-
?
B chain of oxidized insulin + H2O
-
Sus scrofa ?
-
?
benzoyl-L-Met ethyl ester + H2O
-
Sus scrofa benzoyl-L-Met + ethanol
-
?
benzoyl-L-Tyr ethyl ester + H2O
-
Sus scrofa benzoyl-L-Tyr + ethanol
-
?
benzoyl-Leu-ethyl ester + H2O
-
Sus scrofa benzoyl-Leu + ethanol
-
?
benzoyl-Phe ethyl ester + H2O
-
Sus scrofa benzoyl-Phe + ethanol
-
?
benzyloxycarbonyl-L-Leu-Gly-amide + H2O
-
Sus scrofa benzyloxycarbonyl-L-Leu-Gly + NH3
-
?
carboxymethylated reduced ribonuclease + H2O
-
Sus scrofa ?
-
?
Glucagon + H2O
-
Sus scrofa ?
-
?
oxidized oxytocin + H2O
-
Sus scrofa ?
-
?
p-nitrophenyl acetate + H2O
-
Sus scrofa p-nitrophenol + acetate
-
?
Ser-His-Leu-Val-Glu + H2O
-
Sus scrofa ?
-
?

Subunits

Subunits Comment Organism
? x * 31800, calculation from amino acid sequence Sus scrofa

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.013
-
benzyloxycarbonyl-L-Leu-Gly amide
-
Sus scrofa
0.32
-
acetyl-L-Trp ethyl ester
-
Sus scrofa
1.55
-
benzoyl-L-Phe ethyl ester
-
Sus scrofa
1.7
-
benzoyl-L-Met ethyl ester
-
Sus scrofa
25.4
-
benzoyl-L-Leu ethyl ester
-
Sus scrofa
46
-
benzoyl-L-Tyr ethyl ester
-
Sus scrofa