3.2.1.198: alpha-mannan endo-1,2-alpha-mannanase

This is an abbreviated version!
For detailed information about alpha-mannan endo-1,2-alpha-mannanase, go to the full flat file.

Reaction

Hydrolysis of the terminal alpha-D-mannosyl-(1->3)-alpha-D-mannose disaccharide from alpha-D-mannosyl-(1->3)-alpha-D-mannosyl-(1->2)-alpha-D-mannosyl-(1->2)-alpha-D-mannosyl side chains in fungal cell wall alpha-mannans =

Synonyms

BT_3862, BXY_34140

ECTree

     3 Hydrolases

         3.2 Glycosylases

             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds

                3.2.1.198 alpha-mannan endo-1,2-alpha-mannanase

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Results	in table
2	AA Sequence
1	Crystallization (Commentary)
5	General Information
2	Inhibitors
4	kcat/KM [mM/s]
4	KM Value [mM]
9	Organism
1	Protein Variants
1	Reaction
5	Reference
14	Substrates and Products (Substrate)
3	Synonyms
1	Systematic Name
4	Turnover Number [1/s]

Substrates Products

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Substrates Products on EC 3.2.1.198 - alpha-mannan endo-1,2-alpha-mannanase

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SUBSTRATE

PRODUCT                       

REACTION DIAGRAM

ORGANISM

UNIPROT

COMMENTARY
(Substrate)

LITERATURE
(Substrate)

COMMENTARY
(Product)

LITERATURE
(Product)

Reversibility
r=reversible
ir=irreversible
?=not specified

4-methylumbelliferyl (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside

3 entries

4-methylumbelliferyl (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside

3 entries

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

3 entries

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

2 entries

additional information

?

-

3 entries

4-methylumbelliferyl (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides thetaiotaomicron

Q8A109

-

731659

-

-

?

4-methylumbelliferyl (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides thetaiotaomicron DSM 2079

Q8A109

-

731659

-

-

?

4-methylumbelliferyl (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-glucopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides xylanisolvens

D6D1V7

-

731659

-

-

?

4-methylumbelliferyl (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides thetaiotaomicron

Q8A109

-

731659

-

-

?

4-methylumbelliferyl (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides thetaiotaomicron DSM 2079

Q8A109

-

731659

-

-

?

4-methylumbelliferyl (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside + H2O

4-methylumbelliferone + (alpha-D-mannopyranosyl)-(1->3)-alpha-D-mannopyranoside

Bacteroides xylanisolvens

D6D1V7

-

731659

-

-

?

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

Bacteroides thetaiotaomicron

Q8A109

-

731659

-

-

?

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

Bacteroides thetaiotaomicron DSM 2079

Q8A109

-

731659

-

-

?

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

Bacteroides xylanisolvens

D6D1V7

-

731659

-

-

?

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

Bacteroides thetaiotaomicron

Q8A109

-

739166

-

-

?

methyl alpha-D-mannopyranosyl-(1->3)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranosyl-(1->2)-alpha-D-mannopyranoside + H2O

alpha-1,3-mannobiose + methyl alpha-1,2-mannobioside

Bacteroides thetaiotaomicron DSM 2079

Q8A109

-

739166

-

-

?

additional information

?

-

Bacteroides thetaiotaomicron

Q8A109

enzyme additionally catalyzes the reaction of EC 3.2.1.130, glycoprotein endo-alpha-1,2-mannosidase. The enzyme shows an approximate 5 kJ/mol preference for mannose-configured substrates in the -2 subsite relative to glucose

731659

-

-

?

additional information

?

-

Bacteroides thetaiotaomicron DSM 2079

Q8A109

enzyme additionally catalyzes the reaction of EC 3.2.1.130, glycoprotein endo-alpha-1,2-mannosidase. The enzyme shows an approximate 5 kJ/mol preference for mannose-configured substrates in the -2 subsite relative to glucose

731659

-

-

?

additional information

?

-

Bacteroides xylanisolvens

D6D1V7

enzyme additionally catalyzes the reaction of EC 3.2.1.130, glycoprotein endo-alpha-1,2-mannosidase. The enzyme shows an approximate 5 kJ/mol preference for mannose-configured substrates in the -2 subsite relative to glucose

731659

-

-

?