2.4.1.125: sucrose-1,6-alpha-glucan 3(6)-alpha-glucosyltransferase

This is an abbreviated version!
For detailed information about sucrose-1,6-alpha-glucan 3(6)-alpha-glucosyltransferase, go to the full flat file.

Reaction

Synonyms

glucosyltransferase, sucrose-1,6-alpha-glucan 3(6)-alpha-, GTF-S, sucrose:1,6-, 1,3-alpha-D-glucan 3-alpha- and 6-alpha-D-glucosyltransferase, sucrose:1,6-alpha-D-glucan 3-alpha- and 6-alpha-glucosyltransferase, sucrose:1,6-alpha-glucan 3(6)-alpha-glucosyltransferase, water-soluble-glucan synthase

ECTree

     2 Transferases

         2.4 Glycosyltransferases

             2.4.1 Hexosyltransferases

                2.4.1.125 sucrose-1,6-alpha-glucan 3(6)-alpha-glucosyltransferase

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Results	in table
2	Activating Compound
1	CAS Registry Number
2	Cloned(Commentary)
2	Inhibitors
5	KM Value [mM]
5	Localization
6	Molecular Weight [Da]
8	Organism
4	pH Optimum
2	Posttranslational Modification
5	Purification (Commentary)
2	Reaction
1	Reaction Type
8	Reference
3	Source Tissue
4	Specific Activity [micromol/min/mg]
10	Substrates and Products (Substrate)
5	Subunits
6	Synonyms
1	Systematic Name
2	Temperature Optimum [°C]

Substrates Products

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Substrates Products on EC 2.4.1.125 - sucrose-1,6-alpha-glucan 3(6)-alpha-glucosyltransferase

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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

dextran + H2O

sucrose

Streptococcus mutans

-

-

637204

-

-

?

sucrose + (1,3-alpha-D-glucosyl)n

D-fructose + (1,3-alpha-D-glucosyl)n+1

Streptococcus gordonii

-

-

637210

-

-

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

7 entries

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus gordonii

-

-

637209, 637210

-

-

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

-

637206

-

637206

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

-

637208

enzyme exhibits 87% 1,6-alpha-bond-, 6% 1,3-alpha-bond- and 7% 1,3,6-branch-forming activities

637208

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

also transfers glucosyl residues to the 3-position on glucose residues in glucans, producing a highly-branched 1,6-alpha-D-glucan

488587

glucan consists of 49.1 mol% 1,6-alpha-linked glucose and 33.9 mol% 1,3-alpha-linked glucose with 13.6 mol% terminal glucose and 3.3 mol% 1,3,6-alpha-branched glucose

488587

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

also transfers glucosyl residues to the 3-position on glucose residues in glucans, producing a highly-branched 1,6-alpha-D-glucan

637207

1,6-alpha-D-glucan with 20 and 24.5 mol% 1,3,6-branch points

637207

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

also transfers glucosyl residues to the 3-position on glucose residues in glucans, producing a highly-branched 1,6-alpha-D-glucan

637203

1,6-alpha-D-glucan with highly (35%) branched structure of 1,3,6-linked glucose residues

637203

?

sucrose + (1,6-alpha-D-glucosyl)n

D-fructose + (1,6-alpha-D-glucosyl)n+1

Streptococcus mutans

-

also transfers glucosyl residues to the 3-position on glucose residues in glucans, producing a highly-branched 1,6-alpha-D-glucan

637204

1,6-alpha-D-glucan with 17.7% of 1,3,6-branching structure

637204

?