Literature summary for 3.2.1.6 extracted from

Salyers, A.A.; Palmer, J.K.; Wilkins, T.D.
Laminarinase (beta-glucanase) activity in Bacteroides from the human colon (1977), Appl. Environ. Microbiol., 33, 1118-1124.

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Localization

Localization	Comment	Organism	GeneOntology No.	Textmining
cell bound	-	Bacteroides fragilis	-	-
cell bound	-	Bacteroides thetaiotaomicron	-	-
cell bound	-	Parabacteroides distasonis	-	-

Organism

Organism	UniProt	Comment	Textmining
Bacteroides fragilis	-	-	-
Bacteroides thetaiotaomicron	-	-	-
Parabacteroides distasonis	-	-	-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg]	Specific Activity Maximum [µmol/min/mg]	Comment	Organism
0.03	-	laminarin as substrate	Parabacteroides distasonis
0.12	-	laminarin as substrate	Bacteroides thetaiotaomicron
0.13	-	laminarin as substrate	Bacteroides fragilis

Substrates and Products (Substrate)

Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
laminarin + H2O	-	Bacteroides fragilis	D-glucose + laminaribiose + laminaritriose + laminaritetraose + laminaripentaose + laminarihexaose	-	?
laminarin + H2O	-	Parabacteroides distasonis	D-glucose + laminaribiose + laminaritriose + laminaritetraose + laminaripentaose + laminarihexaose	-	?
laminarin + H2O	-	Bacteroides thetaiotaomicron	D-glucose + laminaribiose + laminaritriose + laminaritetraose + laminaripentaose + laminarihexaose	70-90% D-glucose, small amounts of laminaribiose and D-glucose oligomers of 3-4 D-glucose units	?

Synonyms

Synonyms	Comment	Organism
beta-D-(1-3)-glucanase	-	Bacteroides fragilis
beta-D-(1-3)-glucanase	-	Bacteroides thetaiotaomicron
beta-D-(1-3)-glucanase	-	Parabacteroides distasonis
laminarinase	-	Bacteroides fragilis
laminarinase	-	Bacteroides thetaiotaomicron
laminarinase	-	Parabacteroides distasonis

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Release 2023.1 (January 2023)