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2.4.1.64: alpha,alpha-trehalose phosphorylase

This is an abbreviated version!
For detailed information about alpha,alpha-trehalose phosphorylase, go to the full flat file.

Word Map on EC 2.4.1.64

Reaction

alpha,alpha-trehalose
+
phosphate
=
D-glucose
 +
beta-D-glucose 1-phosphate

Synonyms

Bsel_1207, inverting trehalose phosphorylase, phosphorylase, trehalose, TbTP, trehalose phosphorylase

ECTree

     2 Transferases
         2.4 Glycosyltransferases
             2.4.1 Hexosyltransferases
                2.4.1.64 alpha,alpha-trehalose phosphorylase

Substrates Products

Substrates Products on EC 2.4.1.64 - alpha,alpha-trehalose phosphorylase

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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
6-deoxy-D-glucose + alpha-D-glucose 1-phosphate
alpha-D-glucopyranosyl 6-deoxy-alpha-D-glucopyranoside + phosphate
show the reaction diagram
-
at 93% the activity with rate of glucose glucosylation
-
?
alpha,alpha-trehalose + phosphate
alpha-D-glucose + beta-D-glucose 1-phosphate
show the reaction diagram
-
-
-
-
?
alpha,alpha-trehalose + phosphate
beta-D-glucose 1-phosphate + D-glucose
show the reaction diagram
alpha,alpha-trehalose + phosphate
D-glucose + beta-D-glucose 1-phosphate
show the reaction diagram
alpha-D-galactopyranosyl alpha-D-glucopyranoside + phosphate
D-glucose + beta-D-galactose 1-phosphate
show the reaction diagram
-
while the wild type enzyme shows very low activity, the mutant enzyme L649G/A693Q/W371Y displays a strict specificity (99%) for beta-D-galactose 1-phosphate as product
-
-
r
beta-D-glucose 1-phosphate + alpha-D-allose
?
show the reaction diagram
-
4.5% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-arabinose
?
show the reaction diagram
-
1.8% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-fucose
?
show the reaction diagram
-
22% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-galactose
?
show the reaction diagram
-
83.7% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-lyxose
?
show the reaction diagram
-
1.3% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-mannose
?
show the reaction diagram
-
14.1% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-D-xylose
?
show the reaction diagram
-
135.2% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + alpha-L-fucose
?
show the reaction diagram
-
109.2% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + beta-L-arabinose
?
show the reaction diagram
-
79.9% activity compared to D-glucose
-
-
r
beta-D-glucose 1-phosphate + D-galactose
? + phosphate
show the reaction diagram
low activity. The Km value for D-galactose is about 30fold higher than that for D-glucose
-
-
r
beta-D-glucose 1-phosphate + D-glucose
alpha,alpha-trehalose + phosphate
show the reaction diagram
-
100% activity with D-glucose
-
-
r
beta-D-glucose-1-phosphate + gentiobiose
6-O-beta-D-glucopyranosyl trehalose + phosphate
show the reaction diagram
-
-
-
-
?
beta-D-glucose-1-phosphate + isomaltose
6-O-alpha-D-glucopyranosyl trehalose + phosphate
show the reaction diagram
-
-
-
-
?
beta-D-glucose-1-phosphate + isomaltotriose
?
show the reaction diagram
-
-
-
-
?
beta-D-glucose-1-phosphate + isopanose
?
show the reaction diagram
-
-
-
-
?
beta-D-glucose-1-phosphate + melibiose
6-O-alpha-D-galactopyranosyl trehalose + phosphate
show the reaction diagram
-
-
-
-
?
D-galactose + beta-D-glucose 1-phosphate
lactotrehalose + phosphate
show the reaction diagram
-
-
-
-
r
D-glucose + beta-D-galactose 1-phosphate
alpha-D-galactopyranosyl alpha-D-glucopyranoside + phosphate
show the reaction diagram
-
-
-
-
r
D-glucose + beta-D-glucose 1-phosphate
alpha,alpha-trehalose + phosphate
show the reaction diagram
lactotrehalose + phosphate
D-galactose + beta-D-glucose 1-phosphate
show the reaction diagram
-
-
-
-
r
xylose + beta-D-glucose 1-phosphate
glucosyl-1,1-xylose 1-phosphate
show the reaction diagram
-
glucosylated at 23% of the rate of glucose glucosylation
-
?
additional information
?
-