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Literature summary extracted from

  • Kunimitsu, D.K.; Yasunobu, K.T.
    Chymopapain B (1970), Methods Enzymol., 19, 244-252.
No PubMed abstract available

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.4.22.6 2,3-Dimercaptopropanol maximal activity in presence of various reducing compounds, e.g. Cys, 2,3-dimercaptopropanol, thioglycolic acid, glutathione Carica papaya
3.4.22.6 Cys maximal activity in presence of various reducing compounds, e.g. Cys, 2,3-dimercaptopropanol, thioglycolic acid, glutathione Carica papaya
3.4.22.6 glutathione maximal activity in presence various reducing compounds, e.g. Cys, 2,3-dimercaptopropanol, thioglycolic acid, glutathione Carica papaya
3.4.22.6 thioglycolic acid maximal activity in presence of various reducing compounds, e.g. Cys, 2,3-dimercaptopropanol, thioglycolic acid, glutathione Carica papaya

Crystallization (Commentary)

EC Number Crystallization (Comment) Organism
3.4.22.6
-
Carica papaya

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.4.22.6 Ag+
-
Carica papaya
3.4.22.6 Cu2+
-
Carica papaya
3.4.22.6 Hg2+
-
Carica papaya
3.4.22.6 PCMB
-
Carica papaya
3.4.22.6 Zn2+
-
Carica papaya

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.4.22.6 34500
-
chymopapain B, low speed sedimentation Carica papaya
3.4.22.6 36400
-
chymopapain A, low speed sedimentation Carica papaya

Organism

EC Number Organism UniProt Comment Textmining
3.4.22.6 Carica papaya
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.4.22.6
-
Carica papaya

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.4.22.6 additional information
-
-
Carica papaya

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.22.6 benzoyl-L-argininamide + H2O
-
Carica papaya N-benzoyl-Arg + NH3
-
?
3.4.22.6 casein + H2O
-
Carica papaya ?
-
?
3.4.22.6 Hemoglobin + H2O
-
Carica papaya ?
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.4.22.6 5.5 8 benzoyl-L-argininamide Carica papaya
3.4.22.6 7
-
hemoglobin digestion Carica papaya
3.4.22.6 7 9 casein digestion Carica papaya