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Literature summary extracted from

  • Pressey, R.; Avants, J.K.
    Separation and characterization of endopolygalacturonase and exopolygalacturonase from peaches (1973), Plant Physiol., 52, 252-256.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.67 Ba2+
-
 Prunus persica
3.2.1.67 citrate
-
 Prunus persica
3.2.1.67 EDTA
-
 Prunus persica
3.2.1.67 NaCl above 0.15 M Prunus persica

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.15 41000
-
 polygalacturonase II, gel filtration Prunus persica
3.2.1.67 41000
-
 PGII, gel filtration Prunus persica
3.2.1.67 68000
-
 PGI, gel filtration Prunus persica

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.67 pectic acid + H2O Prunus persica
-
 D-galacturonide + ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.15 Prunus persica
-
-
-
3.2.1.67 Prunus persica
-
 peach
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.67
-
 Prunus persica

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.15 polygalacturonate + H2O
-
 Prunus persica oligogalacturonates
-
 ?
3.2.1.67 (1,4-alpha-D-galacturonide)n + H2O partial hydrolysis Prunus persica D-galacturonate + digalacturonic acid + trigalacturonic acid
-
 ?
3.2.1.67 pectic acid + H2O
-
 Prunus persica D-galacturonic acid + ?
-
 ?
3.2.1.67 pectic acid + H2O
-
 Prunus persica D-galacturonide + ?
-
 ?
3.2.1.67 pectin + H2O PGII solubilizes pectin very effective Prunus persica digalacturonate + D-galacturonic acid
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.15 4
-
 polygalacturonase II Prunus persica
3.2.1.67 5.5
-
 polygalacturonate Prunus persica