3.2.1.141: 4-alpha-D-{(1->4)-alpha-D-glucano}trehalose trehalohydrolase

This is an abbreviated version!
For detailed information about 4-alpha-D-{(1->4)-alpha-D-glucano}trehalose trehalohydrolase, go to the full flat file.

Reaction

Synonyms

4-alpha-D-{(1->4)-alpha-D-glucano}trehalose trehalohydrolase, BvMTH, glycosyltrehalose trehalohydrolase, GTHase, malto-oligosyltrehalose trehalohydrolase, maltooligosyl trehalose tetrahydrolase, Maltooligosyl trehalose trehalohydrolase, maltooligosyl trehalose trehalohydrolase (Rhizobium strain M-11 clone pMBTU1 gene treZ reduced), maltooligosyltrehalose trehalohydrolase, maltooligosyltrehalose trehalosidase, MhMTH, MTH, MTHase, ST0926, ST0927, StMTHase, trehalosidase, maltooligosyltrehalose, trehalosidase, maltooligosyltrehalose (Rhizobium strain M-11 clone pBMTU1 gene treZ reduced), TreZ

ECTree

     3 Hydrolases

         3.2 Glycosylases

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

                3.2.1.141 4-alpha-D-{(1->4)-alpha-D-glucano}trehalose trehalohydrolase

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Results	in table
4	Activating Compound
10639	AA Sequence
8	Application
2	CAS Registry Number
17	Cloned(Commentary)
3	Crystallization (Commentary)
1	Expression
6	General Information
1	General Stability
14	Inhibitors
7	kcat/KM [mM/s]
66	KM Value [mM]
1	Localization
3	Metals/Ions
15	Molecular Weight [Da]
8	Natural Substrates/ Products (Substrates)
96	Organism
6	Pathway
6	PDB ID
15	pH Optimum
5	pH Range
3	pH Stability
2	pI Value
49	Protein Variants
13	Purification (Commentary)
1	Reaction
5	Reaction Type
48	Reference
28	Specific Activity [micromol/min/mg]
86	Substrates and Products (Substrate)
22	Subunits
98	Synonyms
1	Systematic Name
14	Temperature Optimum [°C]
5	Temperature Range [°C]
8	Temperature Stability [°C]
50	Turnover Number [1/s]

Natural Substrates Products

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Natural Substrates Products on EC 3.2.1.141 - 4-alpha-D-{(1->4)-alpha-D-glucano}trehalose trehalohydrolase

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NATURAL SUBSTRATE

NATURAL PRODUCT

REACTION DIAGRAM

ORGANISM

UNIPROT

COMMENTARY
(Substrate)

LITERATURE
(Substrate)

COMMENTARY
(Product)

LITERATURE
(Product)

REVERSIBILITY
r=reversible
ir=irreversible
?=not specified

4'-O-(1,4-alpha-D-glucosyl)n-alpha,alpha'-trehalose + H2O

(1,4-alpha-D-glucosyl)n + alpha,alpha'-trehalose

2 entries

additional information

?

-

7 entries

4'-O-(1,4-alpha-D-glucosyl)n-alpha,alpha'-trehalose + H2O

(1,4-alpha-D-glucosyl)n + alpha,alpha'-trehalose

Anabaena sp.

-

enzyme is up-regulated under NaCl stress, starting at about 36 hours of exposure, acts together with maltooligosyltrehalose synthase

691948

-

-

r

4'-O-(1,4-alpha-D-glucosyl)n-alpha,alpha'-trehalose + H2O

(1,4-alpha-D-glucosyl)n + alpha,alpha'-trehalose

Anabaena sp. 7120

-

enzyme is up-regulated under NaCl stress, starting at about 36 hours of exposure, acts together with maltooligosyltrehalose synthase

691948

-

-

r

additional information

?

-

Arthrobacter sp.

-

the enzyme is involved in the biosynthesis of trehalose from maltooligosaccharides

26157

-

-

?

additional information

?

-

Nostoc sp. PCC 7120 = FACHB-418

-

increase in trehalose level during NaCl stress is the result of overexpression of the trehalose-forming enzymes malooligosyltrehalose synthase (EC 5.4.99.15) and maltooligosyltrehalose trehalohydrolase

670014

-

-

?

additional information

?

-

Saccharolobus solfataricus

P95867

MTHase catalyzes the release of trehalose by cleaving the alpha-1,4-glucosidic linkage next to the alpha-1,1-linked terminal disaccharide of maltooligosyltrehalose, D255, E286, and D380 are essential catalytic residues, while residues A259, Y328, F355, and R356 are related to enzyme selectivity, mutational analysis, overview

692726

-

-

?

additional information

?

-

Saccharolobus solfataricus P2

P95867

MTHase catalyzes the release of trehalose by cleaving the alpha-1,4-glucosidic linkage next to the alpha-1,1-linked terminal disaccharide of maltooligosyltrehalose, D255, E286, and D380 are essential catalytic residues, while residues A259, Y328, F355, and R356 are related to enzyme selectivity, mutational analysis, overview

692726

-

-

?

additional information

?

-

Sulfolobus acidocaldarius

Q53641

maltooligosyl trehalose trehalohydrolase (MTHase) catalyzes the release of trehalose by splitting the alpha-1,4-glucosidic linkage adjacent to the alpha-1,1-glucosidic linkage of maltooligosyl trehalose

753023

-

-

?

additional information

?

-

Sulfolobus acidocaldarius

-

maltooligosyl trehalose trehalohydrolase (MTHase) catalyzes the release of trehalose by splitting the alpha-1,4-glucosidic linkage adjacent to the alpha-1,1-glucosidic linkage of maltooligosyl trehalose

753023

-

-

?

additional information

?

-

Sulfolobus acidocaldarius MT4

Q53641

maltooligosyl trehalose trehalohydrolase (MTHase) catalyzes the release of trehalose by splitting the alpha-1,4-glucosidic linkage adjacent to the alpha-1,1-glucosidic linkage of maltooligosyl trehalose

753023

-

-

?