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Literature summary for 4.2.2.3 extracted from

  • Iwamoto, Y.; Iriyama, K.; Osatomi, K.; Oda, T.; Muramatsu, T.
    Primary structure and chemical modification of some amino acid residues of bifunctional alginate lyase from a marine bacterium Pseudoalteromonas sp. strain no. 272 (2002), J. Protein Chem., 21, 455-463.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
DNA and amino acid sequence determination and analysis Pseudoalteromonas sp.

Inhibitors

Inhibitors Comment Organism Structure
1-cyclohexyl-3-(2-morpholinoethyl)carbodiimide metho-p-toluenesulfonate reacts with Asp and Glu residues, causes a slight decrease in activity Pseudoalteromonas sp.
2,4,6-Trinitrobenzene sulfonate reacts with Lys residues, causes a slight decrease in activity Pseudoalteromonas sp.
Butane-2,3-dione reacts with Arg residues, causes a slight decrease in activity Pseudoalteromonas sp.
N-bromosuccimide complete loss of activity, reacts with Trp residues Pseudoalteromonas sp.
Tetranitromethane reacts with Tyr residues, causes a slight decrease in activity Pseudoalteromonas sp.

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetics Pseudoalteromonas sp.

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
25550
-
amino acid sequence determination Pseudoalteromonas sp.

Organism

Organism UniProt Comment Textmining
Pseudoalteromonas sp.
-
bifunctional enzyme, mannuronate- and guluronate-specific alginate lyase
-
Pseudoalteromonas sp. 272
-
bifunctional enzyme, mannuronate- and guluronate-specific alginate lyase
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
poly-alpha1,4-L-guluronic acid
-
Pseudoalteromonas sp. alpha-D-glucuronate + ?
-
?
poly-alpha1,4-L-guluronic acid
-
Pseudoalteromonas sp. 272 alpha-D-glucuronate + ?
-
?
poly-beta1,4-D-mannuronate
-
Pseudoalteromonas sp. beta-D-mannuronate
-
?
poly-beta1,4-D-mannuronate
-
Pseudoalteromonas sp. 272 beta-D-mannuronate
-
?

Synonyms

Synonyms Comment Organism
AAlyase
-
Pseudoalteromonas sp.
alginate lyase
-
Pseudoalteromonas sp.