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Literature summary extracted from

  • Xiao, L.; Han, F.; Yang, Z.; Lu, X.; Yu, W.
    A novel alginate lyase with high activity on acetylated alginate of Pseudomonas aeruginosa FRD1 from Pseudomonas sp. QD03 (2006), World J. Microbiol. Biotechnol., 22, 81-88.
    View publication on PubMed

Application

EC Number Application Comment Organism
4.2.2.3 medicine it might be possible to use alginate lyase AlgL as an adjuvant therapeutic medicine for the treatment of disease associated with Pseudomonas aeruginosa infection Pseudomonas sp.

Cloned(Commentary)

EC Number Cloned (Comment) Organism
4.2.2.3 algL is expressed in pET24a (+)/E. coli BL21 (DE3) system Pseudomonas sp.

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.2.2.3 Cu2+ 1 mM, 18% inhibition Pseudomonas sp.
4.2.2.3 Fe3+ 1 mM, complete inhibition Pseudomonas sp.
4.2.2.3 Ni2+ 1 mM, 27% inhibition Pseudomonas sp.
4.2.2.3 SDS 1 mM, complete inhibition Pseudomonas sp.
4.2.2.3 Zn2+ 1 mM, 21% inhibition Pseudomonas sp.

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
4.2.2.3 periplasm
-
Pseudomonas sp.
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
4.2.2.3 Ba2+ 1 mM, 4.2fold increase in activity Pseudomonas sp.
4.2.2.3 Ca2+ 1 mM, 2.5fold increase in activity Pseudomonas sp.
4.2.2.3 K+ 1 mM, 4.2fold increase in activity Pseudomonas sp.
4.2.2.3 Mg2+ 1 mM, 3.1fold increase in activity Pseudomonas sp.
4.2.2.3 Mn2+ 1 mM, 3.2fold increase in activity Pseudomonas sp.

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.2.2.3 42200
-
x * 42200, calculated from sequence Pseudomonas sp.
4.2.2.3 42800
-
x * 42800, SDS-PAGE Pseudomonas sp.

Organism

EC Number Organism UniProt Comment Textmining
4.2.2.3 Pseudomonas sp. Q597B8
-
-
4.2.2.3 Pseudomonas sp. QD03 Q597B8
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.2.2.3 recombinant Pseudomonas sp.

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.2.2.3 alginate can degrade alginate and mannuronate blocks, but hardly degrades guluronate blocks. In particular, AlgL can degrade acetylated alginate of Pseudomonas aeruginosa FRD1 Pseudomonas sp. ?
-
?
4.2.2.3 alginate can degrade alginate and mannuronate blocks, but hardly degrades guluronate blocks. In particular, AlgL can degrade acetylated alginate of Pseudomonas aeruginosa FRD1 Pseudomonas sp. QD03 ?
-
?

Subunits

EC Number Subunits Comment Organism
4.2.2.3 ? x * 42800, SDS-PAGE Pseudomonas sp.
4.2.2.3 ? x * 42200, calculated from sequence Pseudomonas sp.

Synonyms

EC Number Synonyms Comment Organism
4.2.2.3 AlgL
-
Pseudomonas sp.

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
4.2.2.3 37
-
-
Pseudomonas sp.

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
4.2.2.3 25 45 25°C: about 55% of maximal activity, 45°C: about 65% of maximal activity Pseudomonas sp.

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.2.2.3 30
-
1 h, about 10% loss of activity Pseudomonas sp.
4.2.2.3 40
-
1 h, about 20% loss of activity Pseudomonas sp.
4.2.2.3 50
-
1 h, about 40% loss of activity Pseudomonas sp.
4.2.2.3 60
-
1 h, about 75% loss of activity Pseudomonas sp.
4.2.2.3 80
-
1 h, complete loss of activity Pseudomonas sp.

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.2.2.3 7.5
-
-
Pseudomonas sp.

pH Range

EC Number pH Minimum pH Maximum Comment Organism
4.2.2.3 6.5 8 pH 6.5: about 45% of maximal activity, pH 8.0: about 50% of maximal activity Pseudomonas sp.