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Literature summary extracted from

  • Heinrichova, K.; Lehoczki, M.; Zliechovcova, D.
    Immobilization of exo-D-galacturonanase by coupling to a polyacrylamide type support (1986), J. Gen. Microbiol., 131, 2291-2298.
No PubMed abstract available

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 Daucus carota
-
 D-galacturonide + ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.67 Daucus carota
-
 carrot
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.67
-
 Daucus carota

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.67 (1,4-alpha-D-galacturonide)2 + H2O specific substrate for exo-D-galactoronanase Daucus carota D-galacturonic acid
-
 ?
3.2.1.67 (1,4-alpha-D-galacturonide)n + H2O
-
 Daucus carota D-galacturonate + digalacturonic acid + trigalacturonic acid
-
 ?
3.2.1.67 pectic acid + H2O
-
 Daucus carota D-galacturonic acid + ?
-
 ?
3.2.1.67 pectic acid + H2O
-
 Daucus carota D-galacturonide + ?
-
 ?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.2.1.67 50
-
 pectate Daucus carota

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.67 30
-
 not stable above Daucus carota

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.67 5.1
-
 pectate, native enzyme Daucus carota
3.2.1.67 5.3
-
 immobilized enzyme Daucus carota