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mannuronan c-5-epimerase

National Institutes of Health

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3 relations

Broader (2)

Bacterial Outer Membrane ProteinsCarbohydrate Epimerases

Narrower (1)

alginate C5-mannuronan epimerase (polymer level)

Papers overview

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2008
2008
Structural and Mutational Characterization of the Catalytic A-module of the Mannuronan C-5-epimerase AlgE4 from Azotobacter vinelandii*
Alginate is a family of linear copolymers of (1→4)-linked β-d-mannuronic acid and its C-5 epimer α-l-guluronic acid. The polymer… Expand
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2006
2006
Identification and characterization of an Azotobacter vinelandii type I secretion system responsible for export of the AlgE-type mannuronan C-5-epimerases.
Alginate is a linear copolymer of beta-d-mannuronic acid and its C-5-epimer, alpha-l-guluronic acid. During biosynthesis, the… Expand
2004
2004
The Pseudomonas syringae Genome Encodes a Combined Mannuronan C-5-epimerase and O-Acetylhydrolase, Which Strongly Enhances the Predicted Gel-forming Properties of Alginates*
Alginates are industrially important, linear copolymers of β-d-mannuronic acid (M) and its C-5-epimer α-l-guluronic acid (G). The… Expand
Highly Cited
2003
Highly Cited
2003
The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed for alginate polymer formation.
Bacterial alginates are produced as 1-4-linked beta-D-mannuronan, followed by epimerization of some of the mannuronic acid… Expand
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2002
2002
Time-resolved 1H and 13C NMR spectroscopy for detailed analyses of the Azotobacter vinelandii mannuronan C-5 epimerase reaction.
AlgE2, AlgE4, and AlgE6 are members of a family of mannuronan C-5 epimerases encoded by Azotobacter vinelandii, and are active in… Expand
2001
2001
Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2.
The mannuronan C-5-epimerase AlgE2 is one of a family of Ca(2+)-dependent epimerases secreted by Azotobacter vinelandii. These… Expand
2000
2000
Epimerization of nonnatural uronans with mannuronan C-5-epimerases to obtain alginatelike polysaccharides.
Different polysaccharides containing D-mannose residues have been C-6-oxidized by a selective TEMPO-mediated hypohalite oxidation… Expand
1999
1999
The A modules of the Azotobacter vinelandii mannuronan-C-5-epimerase AlgE1 are sufficient for both epimerization and binding of Ca2+.
The industrially important polysaccharide alginate is composed of the two sugar monomers beta-D-mannuronic acid (M) and its… Expand
Highly Cited
1995
Highly Cited
1995
A family of modular type mannuronan C‐5‐epimerase genes controls alginate structure in Azotobacter vinelandii
The l‐guluronic acid residues in the Azotobacter vinelandii polysaccharide alginate originate from a post‐polymerization reaction… Expand
1991
1991
Biosynthesis of heparin. Use of Escherichia coli K5 capsular polysaccharide as a model substrate in enzymic polymer-modification reactions.
A capsular polysaccharide from Escherichia coli K5 was previously found to have the same structure, [-(4)beta GlcA(1)----(4)alpha… Expand
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