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Literature summary for 3.2.1.67 extracted from

  • Pressey, R.; Avants, J.K.
    Modes of action of carrot and peach exopolygalacturonases (1975), Phytochemistry, 14, 957-961.
No PubMed abstract available
Search for more literature for 3.2.1.67

Inhibitors

Inhibitors Comment Organism Structure
NaCl
-
 Daucus carota
NaCl
-
 Prunus persica

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.012 0.015 pectic acid
-
 Daucus carota
0.074 0.159 (1,4-alpha-D-galacturonide)8 heptagalacturonate Daucus carota
0.63 0.97 (1,4-alpha-D-galacturonide)3
-
 Daucus carota
2.2 2.8 (1,4-alpha-D-galacturonide)2
-
 Daucus carota

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55000
-
 gel filtration Daucus carota
68000
-
 PGI, gel filtration Prunus persica

Natural Substrates/ Products (Substrates)

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

Organism

Organism UniProt Comment Textmining
Daucus carota
-
 carrot
-
Prunus persica
-
 peach
-

Purification (Commentary)

Purification (Comment) Organism
partially Daucus carota
partially Prunus persica

Source Tissue

Source Tissue Comment Organism Textmining
root
-
 Daucus carota
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(1,4-alpha-D-galacturonide)2 + H2O
-
 Daucus carota D-galacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)2 + H2O
-
 Prunus persica D-galacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)3 + H2O
-
 Daucus carota D-galacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)4 + H2O
-
 Daucus carota D-galacturonate
-
 ?
(1,4-alpha-D-galacturonide)4 + H2O
-
 Prunus persica D-galacturonate
-
 ?
(1,4-alpha-D-galacturonide)6 + H2O
-
 Daucus carota D-galacturonic acid + (1,4-alpha-D-galacturonide)5
-
 ?
(1,4-alpha-D-galacturonide)6 + H2O
-
 Prunus persica D-galacturonic acid + (1,4-alpha-D-galacturonide)5
-
 ?
(1,4-alpha-D-galacturonide)7 + H2O
-
 Daucus carota ?
-
 ?
(1,4-alpha-D-galacturonide)7 + H2O
-
 Prunus persica ?
-
 ?
(1,4-alpha-D-galacturonide)8 + H2O
-
 Daucus carota ?
-
 ?
(1,4-alpha-D-galacturonide)8 + H2O
-
 Prunus persica ?
-
 ?
(1,4-alpha-D-galacturonide)n + H2O
-
 Daucus carota D-galacturonate + digalacturonic acid + trigalacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)n + H2O
-
 Prunus persica D-galacturonate + digalacturonic acid + trigalacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)n + H2O
-
 Daucus carota D-galacturonic acid
-
 ?
(1,4-alpha-D-galacturonide)n + H2O
-
 Prunus persica D-galacturonic acid
-
 ?
oligo-D-galacturonate + H2O
-
 Daucus carota D-galacturonic acid
-
 ?
oligo-D-galacturonate + H2O
-
 Prunus persica D-galacturonic acid
-
 ?
pectic acid + H2O
-
 Daucus carota D-galacturonic acid + ?
-
 ?
pectic acid + H2O
-
 Prunus persica D-galacturonic acid + ?
-
 ?
pectic acid + H2O
-
 Daucus carota D-galacturonide + ?
-
 ?
pectic acid + H2O
-
 Prunus persica D-galacturonide + ?
-
 ?
pectin + H2O
-
 Daucus carota digalacturonate + D-galacturonic acid
-
 ?
pectin + H2O
-
 Prunus persica digalacturonate + D-galacturonic acid
-
 ?

Synonyms

Synonyms Comment Organism
carrot exopolygalacturonase
-
 Prunus persica
peach exopolygalacturonase
-
 Prunus persica

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.5 5.5 polygalacturonate Daucus carota
4.7
-
-
 Daucus carota
5.5
-
-
 Prunus persica