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Literature summary extracted from

  • Ferrara, S.; Mapelli, E.; Sello, G.; Di Gennaro, P.
    Characterization of the aldol condensation activity of the trans-o-hydroxybenzylidenepyruvate hydratase-aldolase (tHBP-HA) cloned from Pseudomonas fluorescens N3 (2011), Biochim. Biophys. Acta, 1814, 622-629.
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
4.1.2.45 expressed in Escherichia coli JM109 (pVLT33-ALD) and M15 (pREP4) cells Pseudomonas fluorescens

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.1.2.45 3.58
-
Salicylaldehyde at pH 7.0, 30°C Pseudomonas fluorescens
4.1.2.45 8.98
-
benzaldehyde at pH 7.0, 30°C Pseudomonas fluorescens

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.1.2.45 38000
-
x * 38000, His-tagged recombinant enzyme, SDS-PAGE Pseudomonas fluorescens

Organism

EC Number Organism UniProt Comment Textmining
4.1.2.45 Pseudomonas fluorescens
-
-
-
4.1.2.45 Pseudomonas fluorescens N3
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.1.2.45 Co2+ Talon metal affinity resin column chromatography Pseudomonas fluorescens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.2.45 benzaldehyde + pyruvate
-
Pseudomonas fluorescens trans-benzylidenepyruvate
-
?
4.1.2.45 benzaldehyde + pyruvate
-
Pseudomonas fluorescens N3 trans-benzylidenepyruvate
-
?
4.1.2.45 salicylaldehyde + pyruvate
-
Pseudomonas fluorescens trans-o-hydroxybenzylidenepyruvate
-
?
4.1.2.45 salicylaldehyde + pyruvate
-
Pseudomonas fluorescens N3 trans-o-hydroxybenzylidenepyruvate
-
?

Subunits

EC Number Subunits Comment Organism
4.1.2.45 ? x * 38000, His-tagged recombinant enzyme, SDS-PAGE Pseudomonas fluorescens

Synonyms

EC Number Synonyms Comment Organism
4.1.2.45 tHBP-HA
-
Pseudomonas fluorescens

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
4.1.2.45 40
-
at a fixed pH of 7.0 Pseudomonas fluorescens

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
4.1.2.45 25 50
-
Pseudomonas fluorescens

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.1.2.45 30 40 after 30 min incubation, the decreases of the activity are 64% at 40°C and 24% at 35°C, while at 30°C, the activity remains unchanged. However, at 30°C, the decreases of the activity are 24% after 5 h and 54% after 24 h Pseudomonas fluorescens

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.1.2.45 7
-
-
Pseudomonas fluorescens

pH Range

EC Number pH Minimum pH Maximum Comment Organism
4.1.2.45 5.5 8.5
-
Pseudomonas fluorescens