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Literature summary extracted from

  • Bohak, Z.
    Purification and characterization of chicken pepsinogen and chicken pepsin (1969), J. Biol. Chem., 244, 4638-4648.
    View publication on PubMed

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.4.23.1 35000
-
-
Sus scrofa
3.4.23.1 35000
-
gel filtration Gallus gallus

Organism

EC Number Organism UniProt Comment Textmining
3.4.23.1 Gallus gallus
-
-
-
3.4.23.1 Sus scrofa
-
-
-

Posttranslational Modification

EC Number Posttranslational Modification Comment Organism
3.4.23.1 side-chain modification glycoprotein Gallus gallus
3.4.23.1 side-chain modification glycoprotein Sus scrofa

Purification (Commentary)

EC Number Purification (Comment) Organism
3.4.23.1
-
Gallus gallus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.4.23.1 forestomach
-
Gallus gallus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.4.23.1 additional information
-
-
Gallus gallus
3.4.23.1 additional information
-
-
Sus scrofa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.23.1 acetyl-L-phenylalanyl-L-diiodotyrosine + H2O
-
Sus scrofa acetyl-L-phenylalanine + L-diiodotyrosine
-
?
3.4.23.1 acetyl-L-phenylalanyl-L-diiodotyrosine + H2O low activity Gallus gallus acetyl-L-phenylalanine + L-diiodotyrosine
-
?
3.4.23.1 Hemoglobin + H2O
-
Gallus gallus ?
-
?
3.4.23.1 Hemoglobin + H2O
-
Sus scrofa ?
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.4.23.1 2.2
-
-
Sus scrofa
3.4.23.1 2.8
-
-
Gallus gallus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.4.23.1 1.5 4.5 pH 1.5: about 90% of maximum activity, pH 4.5: about 35% of maximum activity Gallus gallus
3.4.23.1 1.5 4.5 pH 1.5: about 90% of maximum activity, pH 4.5: about 35% of maximum activity Sus scrofa

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.4.23.1 additional information
-
-
Gallus gallus
3.4.23.1 additional information
-
-
Sus scrofa
3.4.23.1 8
-
below Gallus gallus
3.4.23.1 8
-
below Sus scrofa