5.3.1.5: xylose isomerase

This is an abbreviated version!
For detailed information about xylose isomerase, go to the full flat file.

Reaction

Synonyms

D-XI, D-xylose aldose-ketose-isomerase, D-xylose isomerase, D-Xylose ketoisomerase, D-xylose ketol isomerase, D-xylose ketol-isomerase, D-xylose: ketol-isomerase, D-xylulose keto-isomerase, glucose isomerase, glucose/xylose isomerase, GXI, Isomerase, xylose, Maxazyme, Optisweet, SDXyI, Spezyme, Sweetase, Sweetzyme, Sweetzyme Q, Swetase, T80 xylose isomerase, TcaXI, TNXI, TthXI, XI, XYLA, XylC, xylose (glucose) isomerase, xylose isomerase

ECTree

     5 Isomerases

         5.3 Intramolecular oxidoreductases

             5.3.1 Interconverting aldoses and ketoses, and related compounds

                5.3.1.5 xylose isomerase

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Results	in table
4	Activating Compound
16677	AA Sequence
36	Application
1	CAS Registry Number
62	Cloned(Commentary)
34	Crystallization (Commentary)
2	Expression
3	General Information
9	General Stability
108	Inhibitors
44	kcat/KM [mM/s]
5	Ki Value [mM]
168	KM Value [mM]
2	Localization
124	Metals/Ions
66	Molecular Weight [Da]
63	Natural Substrates/ Products (Substrates)
4	Organic Solvent Stability
360	Organism
6	Pathway
335	PDB ID
56	pH Optimum
22	pH Range
23	pH Stability
1	pI Value
2	Posttranslational Modification
100	Protein Variants
60	Purification (Commentary)
1	Reaction
44	Reaction Type
237	Reference
2	Source Tissue
98	Specific Activity [micromol/min/mg]
2	Storage Stability
355	Substrates and Products (Substrate)
55	Subunits
130	Synonyms
1	Systematic Name
46	Temperature Optimum [°C]
18	Temperature Range [°C]
56	Temperature Stability [°C]
117	Turnover Number [1/s]

pH Stability

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pH Stability on EC 5.3.1.5 - xylose isomerase

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pH STABILITY

ORGANISM

UNIPROT

COMMENTARY

LITERATURE

4

2 entries

4.5

Weizmannia coagulans

-

50°C, 60 min, 20% loss of activity

2731

5

Geobacillus stearothermophilus

-

room temperature, 30 min, stable above

2739

5 - 7

Weizmannia coagulans

-

50°C, 60 min, stable

2731

5 - 9

Streptomyces flavogriseus

-

soluble enzyme, stable

2740

5.5 - 10

Thermoanaerobacter ethanolicus

D2DK62

the enzyme is stable for 1 h from pH 5.5 to 10.0 at 60°C

714586

5.5 - 8.5

2 entries

5.5 - 9

Streptomyces flavogriseus

-

immobilized enzyme stable

2740

6

Bifidobacterium adolescentis

-

8°C, 18 h, about 50% loss of activity

2756

6 - 11

Bacillus sp. (in: Bacteria)

-

40°C, 30 min, stable

2747

6.5 - 11

Lactococcus lactis subsp. lactis

-

30°C, 30 min

2738

7

Thermus thermophilus

-

pH stability at 85°C is optimal around pH 7.0

746869

7 - 8

4 entries

7 - 9

Bacillus sp. (in: Bacteria)

-

-

2774

8

Streptomyces sp.

-

highest stability at, 60°C, 30 min

2751

9

2 entries

additional information

Deamia testudo

-

stable in acidic as well as basic pH in presence of divalent kations Mn2+, Co2+, and Mg2+

691766

4

Streptomyces olivochromogenes

-

room temperature, 30 min, stable above

2739

4

Weizmannia coagulans

-

50°C, 60 min, complete inactivation below

2731

5.5 - 8.5

Opuntia ficus-indica

-

the enzyme exhibits a broad range (5.5-8.5) of pH stability but denatures readily at pH values below 4.0

713800

5.5 - 8.5

Opuntia vulgaris

-

the enzyme exhibits a broad range (5.5-8.5) of pH stability but denatures readily at pH values below 4.0

713800

7 - 8

Bifidobacterium adolescentis

-

8°C, 18 h, stable

2756

7 - 8

Escherichia coli

-

70°C for 1 h, 70-75% loss of activity at 80°C

671399

7 - 8

Glutamicibacter nicotianae

-

70°C for 1 h, 70-75% loss of activity at 80°C

671399

7 - 8

Pectobacterium atrosepticum

-

70°C for 1 h, 70-75% loss of activity at 80°C

671399

9

Bifidobacterium adolescentis

-

8°C, 18 h, about 10% loss of activity

2756

9

Weizmannia coagulans

-

50°C, 60 min, 20% loss of activity

2731