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5.1.3.3: Aldose 1-epimerase

This is an abbreviated version!
For detailed information about Aldose 1-epimerase, go to the full flat file.

Word Map on EC 5.1.3.3

Reaction

alpha-D-glucose
=
beta-D-glucose

Synonyms

aldose 1-epimerase, aldose 1-epimerase-like protein, aldose mutarotase, aldose-1-epimerase, aldose-l-epimerase, Epimerase, aldose-1, Gal10p, galactomutarotase, galactose mutarotase, galactose mutarotase/UDP-galactose 4-epimerase protein, GalM, Mutarotase, mutarotase YeaD, NbAELP, stYeaD, YeaD

ECTree

     5 Isomerases
         5.1 Racemases and epimerases
             5.1.3 Acting on carbohydrates and derivatives
                5.1.3.3 Aldose 1-epimerase

Purification

Purification on EC 5.1.3.3 - Aldose 1-epimerase

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PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
enzyme form I and II from kidney and enzyme form II from liver
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multiple forms: I, II, III, and IV. Two major forms: I and II are purified
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native enzyme 8.35fold from liver by ammonium sulfate fractionation, anion exchange chromatography, and gel filtration
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Ni-NTA affinity column chromatography and Superdex 200 gel filtration
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Ni–NTA affinity column chromatography
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recombinant His-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography
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recombinant His6-tagged enzyme from Escherichia coli strain MG1655
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UDPgalactose 4-epimerase is a bifunctional enzyme with aldose 1-epimerase activity. The active sites for the two enzymatic activities are located in different regions of the epimerase homoenzyme
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