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Literature summary extracted from

  • Walter, R.
    Partial purification and characterization of post-proline cleaving enzyme: enzymatic inactivation of neurohypophyseal hormones by kidney preparations of various species (1976), Biochim. Biophys. Acta, 422, 138-158.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.4.21.26 1,10-phenanthroline
-
Ovis aries
3.4.21.26 4-Chloromercuriphenylsulfonate
-
Ovis aries
3.4.21.26 Ca2+
-
Ovis aries
3.4.21.26 Co2+
-
Ovis aries
3.4.21.26 L-1-tosylamido-2-phenylethylchloromethyl ketone
-
Ovis aries
3.4.21.26 additional information
-
Ovis aries
3.4.21.26 Zn2+
-
Ovis aries

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.4.21.26 67000
-
2 * 67000, SDS-PAGE Ovis aries
3.4.21.26 115000
-
gel filtration Ovis aries

Organism

EC Number Organism UniProt Comment Textmining
3.4.21.26 Ovis aries
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.4.21.26 partial Ovis aries

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.4.21.26 kidney
-
Ovis aries
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.4.21.26 5.4
-
-
Ovis aries

Storage Stability

EC Number Storage Stability Organism
3.4.21.26 -20°C or -70°C, 1 mM EDTA, dithiothreitol, pH 7.0, several months Ovis aries

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.21.26 additional information cleavage of Pro-X bond Ovis aries ?
-
?
3.4.21.26 oxytocin + H2O
-
Ovis aries CYIQNCP + L-Leu-Gly
-
?
3.4.21.26 vasopressin + H2O
-
Ovis aries inactivated vasopressin + dipeptide
-
?

Subunits

EC Number Subunits Comment Organism
3.4.21.26 dimer 2 * 67000, SDS-PAGE Ovis aries

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.4.21.26 7.5 8
-
Ovis aries