Literature summary for 3.1.1.11 extracted from

Ly-Nguyen, B.; Van Loey, A.M.; Smout, C.; Verlent, I.; Duvetter, T.; Hendrickx, M.E.
Effect of intrinsic and extrinsic factors on the interaction of plant pectin methylesterase and its proteinaceous inhibitor from kiwi fruit (2004), J. Agric. Food Chem., 52, 8144-8150.

Search for more literature for 3.1.1.11

Application

Application	Comment	Organism
food industry	enzyme is known to be responsible for cloud loss in juice processing and storage	Daucus carota
food industry	enzyme is known to be responsible for cloud loss in juice processing and storage	Fragaria x ananassa
food industry	enzyme is known to be responsible for cloud loss in juice processing and storage	Musa acuminata

General Stability

General Stability	Organism
extremely pressure stable enzyme	Fragaria x ananassa
pressure and temperature stable enzyme	Musa acuminata
pressure labile enzyme	Daucus carota

Inhibitors

Inhibitors	Comment	Organism	Structure
proteinaceous pectin methylesterase inhibitor	PMEI, isolated from kiwi fruit (Actinidia chinensis cv. Hayward), competitive, medium inhibition	Daucus carota
proteinaceous pectin methylesterase inhibitor	PMEI, isolated from kiwi fruit (Actinidia chinensis cv. Hayward), noncompetitive,strong inhibition	Fragaria x ananassa
proteinaceous pectin methylesterase inhibitor	PMEI, isolated from kiwi fruit (Actinidia chinensis cv. Hayward), noncompetitive, slight inhibition	Musa acuminata

Natural Substrates/ Products (Substrates)

Natural Substrates	Organism	Comment (Nat. Sub.)	Natural Products	Comment (Nat. Pro.)	Rev.	Reac.
pectin + H2O	Daucus carota	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	methanol + pectate	-	?
pectin + H2O	Fragaria x ananassa	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	methanol + pectate	-	?
pectin + H2O	Musa acuminata	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	methanol + pectate	-	?

Organism

Organism	UniProt	Comment	Textmining
Daucus carota	-	-	-
Fragaria x ananassa	-	strawberry, cv. Elsanta	-
Musa acuminata	-	banana, cv. Cavendish and Chiquita	-

Purification (Commentary)

Purification (Comment)	Organism
-	Daucus carota
-	Fragaria x ananassa
-	Musa acuminata

Source Tissue

Source Tissue	Comment	Organism	Textmining

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
pectin + H2O	apple pectin	Daucus carota	methanol + pectate	-	?
pectin + H2O	apple pectin	Fragaria x ananassa	methanol + pectate	-	?
pectin + H2O	apple pectin	Musa acuminata	methanol + pectate	-	?
pectin + H2O	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	Daucus carota	methanol + pectate	-	?
pectin + H2O	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	Fragaria x ananassa	methanol + pectate	-	?
pectin + H2O	involved in the regulation of the cell wall rigidity, key role in process of fruit ripening	Musa acuminata	methanol + pectate	-	?

Synonyms

Synonyms	Comment	Organism
pectin methylesterase	-	Daucus carota
pectin methylesterase	-	Fragaria x ananassa
pectin methylesterase	-	Musa acuminata
PME	-	Daucus carota
PME	-	Fragaria x ananassa
PME	-	Musa acuminata

pH Optimum

pH Optimum Minimum	pH Optimum Maximum	Comment	Organism
7	-	-	Musa acuminata
8	9	-	Fragaria x ananassa
9	-	-	Daucus carota

pH Range

pH Minimum	pH Maximum	Comment	Organism
4	9	very low activity at pH 4, sudden increase of activity at higher pH up to pH 7, slight decrease of activity at higher pH	Musa acuminata
5	10	no activity at pH 5, sudden increase of activity at higher pH up to pH 8, strong decrease of activity at pH 10	Daucus carota
5	10	no activity at pH 5, sudden increase of activity at higher pH up to pH 8, strong decrease of activity at pH 10	Fragaria x ananassa

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Release 2023.1 (January 2023)