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Literature summary for 5.1.3.37 extracted from

  • Franklin, M.J.; Chitnis, C.E.; Gacesa, P.; Sonesson, A.; White, D.C.; Ohman, D.E.
    Pseudomonas aeruginosa AlgG is a polymer level alginate C5-mannuronan epimerase (1994), J. Bacteriol., 176, 1821-1830.
    View publication on PubMedView publication on EuropePMC

Application

Application Comment Organism
analysis in vitro assay for mannuronan C5 epimerization wherein extracts of Escherichia coli expressing high levels of AlgG are incubated with polymannuronate. Epimerization of D-mannuronate to L-guluronate residues in the polymer is detected enzymatically, using a L-guluronate-specific alginate lyase of Klebsieila aerogenes Pseudomonas aeruginosa

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Pseudomonas aeruginosa

Localization

Localization Comment Organism GeneOntology No. Textmining
periplasm
-
Pseudomonas aeruginosa
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55000
-
x * 60000, preform, x * 55000, mature protein, SDS-PAGE Pseudomonas aeruginosa
60000
-
x * 60000, preform, x * 55000, mature protein, SDS-PAGE Pseudomonas aeruginosa

Organism

Organism UniProt Comment Textmining
Pseudomonas aeruginosa Q51371 isoform AlgG
-
Pseudomonas aeruginosa ATCC 15692 Q51371 isoform AlgG
-

Posttranslational Modification

Posttranslational Modification Comment Organism
proteolytic modification sequence containes a putative N-terminal signal sequence of 35 amino acids Pseudomonas aeruginosa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information epimerization reaction is detected only when acetyl groups are removed from the poly-D-mannuronate substrate, suggesting that AlgG epimerization activity in vivo may be sensitive to acetylation of the D-mannuronan residues Pseudomonas aeruginosa ?
-
?
additional information epimerization reaction is detected only when acetyl groups are removed from the poly-D-mannuronate substrate, suggesting that AlgG epimerization activity in vivo may be sensitive to acetylation of the D-mannuronan residues Pseudomonas aeruginosa ATCC 15692 ?
-
?
[mannuronan]-beta-D-mannuronate
-
Pseudomonas aeruginosa [alginate]-alpha-L-guluronate isoform AlgG acts as a polymer-level mannuronan C5-epimerase ?
[mannuronan]-beta-D-mannuronate
-
Pseudomonas aeruginosa ATCC 15692 [alginate]-alpha-L-guluronate isoform AlgG acts as a polymer-level mannuronan C5-epimerase ?

Subunits

Subunits Comment Organism
? x * 60000, preform, x * 55000, mature protein, SDS-PAGE Pseudomonas aeruginosa

Synonyms

Synonyms Comment Organism
algG
-
Pseudomonas aeruginosa