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Literature summary for 3.4.21.32 extracted from

  • Grant, G.A.; Eisen, A.Z.; Bradshaw, R.A.
    Collagenolytic protease from fiddler crab (Uca pugilator) (1981), Methods Enzymol., 80, 722-734.
No PubMed abstract available

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.044
-
N-acetyl-L-Ala-L-Ala-L-Ala-p-nitroanilide
-
Leptuca pugilator
0.1
-
N-benzoyl-L-Arg-p-nitroanilide
-
Leptuca pugilator
0.12
-
N-benzoyl-L-Val-Gly-L-Arg-p-nitroanilide
-
Leptuca pugilator
0.233
-
Nalpha-tosyl-L-Arg methyl ester
-
Leptuca pugilator
0.263
-
N-benzoyl-L-Tyr-p-nitroanilide
-
Leptuca pugilator
1.11
-
N-benzoyl-L-Tyr ethyl ester
-
Leptuca pugilator

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
25000
-
sedimentation-equilibrium centrifugation Leptuca pugilator

Organism

Organism UniProt Comment Textmining
Leptuca pugilator
-
fiddler crab
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Collagen + H2O
-
Leptuca pugilator Hydrolyzed collagen
-
?
N-acetyl-L-Ala-L-Ala-L-Ala-p-nitroanilide + H2O
-
Leptuca pugilator ?
-
?
N-benzoyl-L-Arg-p-nitroanilide + H2O
-
Leptuca pugilator ?
-
?
N-benzoyl-L-Tyr ethyl ester + H2O
-
Leptuca pugilator ?
-
?
N-benzoyl-L-Tyr-p-nitroanilide + H2O
-
Leptuca pugilator ?
-
?
N-benzoyl-L-Val-Gly-L-Arg-p-nitroanilide + H2O
-
Leptuca pugilator ?
-
?
Nalpha-tosyl-L-Arg methyl ester + H2O
-
Leptuca pugilator ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 25000, SDS-PAGE Leptuca pugilator