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Literature summary extracted from

  • Matsushima, R.; Danno, H.; Uchida, M.; Ishihara, K.; Suzuki, T.; Kaneniwa, M.; Ohtsubo, Y.; Nagata, Y.; Tsuda, M.
    Analysis of extracellular alginate lyase and its gene from a marine bacterial strain, Pseudoalteromonas atlantica AR06 (2010), Appl. Microbiol. Biotechnol., 86, 567-576.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.2.2.3 EDTA the addition of 50 mM EDTA leads to a 3fold decrease in activity level Pseudoalteromonas atlantica
4.2.2.11 EDTA 1 mM, 3fold decrease in activity Pseudoalteromonas atlantica

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
4.2.2.11 extracellular
-
Pseudoalteromonas atlantica
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
4.2.2.3 K+ the addition of K+ at a concentration of 50 mM results in a 10% increase in activity level Pseudoalteromonas atlantica
4.2.2.3 Mg2+ the addition of 50 mM Mg2+ leads to a 2fold increase in activity level Pseudoalteromonas atlantica
4.2.2.3 Na+ the addition of Na+ at a concentration of 50 mM results in a 10% increase in activity level Pseudoalteromonas atlantica
4.2.2.11 K+ 50 mM, 10% increase in activity Pseudoalteromonas atlantica
4.2.2.11 Mg2+ 50 mM, 2fold increase in activity Pseudoalteromonas atlantica
4.2.2.11 Na+ 50 mM, 10% increase in activity Pseudoalteromonas atlantica

Organism

EC Number Organism UniProt Comment Textmining
4.2.2.3 Pseudoalteromonas atlantica
-
-
-
4.2.2.3 Pseudoalteromonas atlantica AR06
-
-
-
4.2.2.11 Pseudoalteromonas atlantica D1MX66
-
-
4.2.2.11 Pseudoalteromonas atlantica AR06 D1MX66
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.2.2.3 alginate the substrates is depolymerized mainly into the dimer to tetramer forms Pseudoalteromonas atlantica unsaturated algino-oligosaccharides
-
?
4.2.2.3 alginate the substrates is depolymerized mainly into the dimer to tetramer forms Pseudoalteromonas atlantica AR06 unsaturated algino-oligosaccharides
-
?
4.2.2.3 poly-beta1,4-D-mannuronate the substrates is depolymerized mainly into the dimer to tetramer forms Pseudoalteromonas atlantica beta-D-mannuronate
-
?
4.2.2.3 poly-beta1,4-D-mannuronate the substrates is depolymerized mainly into the dimer to tetramer forms Pseudoalteromonas atlantica AR06 beta-D-mannuronate
-
?

Subunits

EC Number Subunits Comment Organism
4.2.2.11 More transcription of the alyA gene leads to a 43-kDa protein, which is the derivative of the nascent alyA gene product lacking the N-terminal 22 amino-acid signal peptide, and to 33- and 30.5-kDa proteins, which are the C-terminal portions of the nascent alyA gene products that start from the amino-acid residue positions 148 and 162, respectively Pseudoalteromonas atlantica

Synonyms

EC Number Synonyms Comment Organism
4.2.2.3 alginate lyase
-
Pseudoalteromonas atlantica
4.2.2.3 PM lyase
-
Pseudoalteromonas atlantica
4.2.2.11 AlyA
-
Pseudoalteromonas atlantica

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
4.2.2.3 40
-
-
Pseudoalteromonas atlantica
4.2.2.11 40
-
-
Pseudoalteromonas atlantica

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
4.2.2.11 20
-
50% of maximum activity Pseudoalteromonas atlantica
4.2.2.11 50
-
30% of maximum activity Pseudoalteromonas atlantica

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.2.2.3 20 50 the enzyme activities at 20 and 50°C decrease to 50% and 30%, respectively Pseudoalteromonas atlantica

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.2.2.3 7.4
-
-
Pseudoalteromonas atlantica
4.2.2.11 7.4
-
-
Pseudoalteromonas atlantica

General Information

EC Number General Information Comment Organism
4.2.2.11 physiological function knockout mutant shows growth rates similar to wild-type in MB medium, but grows very slowly in the ASW liquid medium supplemented with 0.3% alginate Pseudoalteromonas atlantica