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Literature summary extracted from

  • Bourque, J.R.; Bearne, S.L.
    Mutational analysis of the active site flap (20s loop) of mandelate racemase (2008), Biochemistry, 47, 566-578.
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
5.1.2.2 Recombinant MR from is overproduced from Escherichia coli strain BL21(DE3) cells transformed with a pET-15b plasmid containing the MR open reading frame. This construct encodes the MR gene product with an N-terminal hexahistidine tag. Mutants are produced by site-directed mutagenesis Pseudomonas putida

Protein Variants

EC Number Protein Variants Comment Organism
5.1.2.2 A25V Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 A25V variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 T24S Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 T24S variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V22A Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V22A variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V22F Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V22F variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V22I Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V22I variation of the hydrophobic loop. For mandelate, catalytic efficiency similar to wild-type. For substrate 2-naphthylglycolate, increase in catalytic efficiency Pseudomonas putida
5.1.2.2 V22I/V29L Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V22I/V29L variation of the hydrophobic loop, catalytic efficiency similar to wild-type Pseudomonas putida
5.1.2.2 V26A Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V26A variation of the hydrophobic loop, catalytic efficiency similar to wild-type Pseudomonas putida
5.1.2.2 V26A/V29L Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V26A/V29L variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V26F Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V26F variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V26L Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V26L variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V29A Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V29A variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V29F Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V29F variation of the hydrophobic loop, decrease in catalytic efficiency Pseudomonas putida
5.1.2.2 V29L Catalytic efficiencies (kcat/Km) for all mutants are reduced between 6- and 40fold with the exception of V22I, V26A, V29L, and V22I/V29L which have near wildtype efficiencies with mandelate Pseudomonas putida
5.1.2.2 V29L variation of the hydrophobic loop. For mandelate, catalytic efficiency similar to wild-type. For substrate 2-naphthylglycolate, increase in catalytic efficiency Pseudomonas putida

Inhibitors

EC Number Inhibitors Comment Organism Structure
5.1.2.2 2-naphthohydroxamate competitive inhibition at pH 7.5 Pseudomonas putida
5.1.2.2 2-naphtholhydroxamate
-
Pseudomonas putida

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
5.1.2.2 0.04
-
Mg2+ pH 7.5, mutant V22A, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.04
-
Mg2+ pH 7.5, mutant V22F, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.05
-
Mg2+ pH 7.5, mutant V26F, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.08
-
Mg2+ pH 7.5, mutant V29A, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.12
-
Mg2+ pH 7.5, mutant V26L, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.15
-
Mg2+ pH 7.5, mutant V26A, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.22
-
Mg2+ pH 7.5, mutant V29F, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.29
-
Mg2+ pH 7.5, mutant T24S, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.34
-
Mg2+ pH 7.5, wild-type, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.47
-
Mg2+ pH 7.5, mutant V29L, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.51
-
Mg2+ pH 7.5, mutant V26A/V29L, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.55
-
(S)-2-naphthylglycolate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.55
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 0.6
-
(S)-Mandelate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.6
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 0.62
-
(S)-2-naphthylglycolate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.62
-
(S)-2-naphthylglycolate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.62
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 0.62
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 0.64
-
Mg2+ pH 7.5, mutant A25V, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 0.74
-
(S)-2-naphthylglycolate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.74
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 0.8
-
(S)-2-naphthylglycolate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.8
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 0.9
-
(R)-mandelate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.9
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 0.91
-
(R)-mandelate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.91
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 0.93
-
(S)-2-naphthylglycolate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.93
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 0.97
-
(S)-Mandelate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.97
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1
-
(S)-2-naphthylglycolate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.07
-
(S)-Mandelate pH 7.5 at 25°C, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.07
-
(S)-Mandelate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1.1
-
(R)-mandelate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(S)-2-naphthylglycolate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(R)-2-naphthylglycolate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.1
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 1.1
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 1.1
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 1.1
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 1.2
-
(R)-mandelate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.2
-
(R)-2-naphthylglycolate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.2
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.2
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.3
-
(R)-2-naphthylglycolate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.3
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 1.4
-
(S)-2-naphthylglycolate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.4
-
(R)-mandelate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.4
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 1.4
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 1.47
-
(R)-mandelate pH 7.5 at 25°C, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.47
-
(R)-mandelate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1.5
-
(S)-Mandelate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1.5
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 1.55
-
(S)-2-naphthylglycolate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.55
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 1.6
-
(R)-2-naphthylglycolate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.6
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 1.6
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 1.6
-
(S)-2-naphthylglycolate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1.67
-
(S)-2-naphthylglycolate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.67
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 1.7
-
(S)-Mandelate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1.7
-
(S)-Mandelate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.7
-
(S)-2-naphthylglycolate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.7
-
(R)-2-naphthylglycolate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.7
-
(R)-mandelate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.7
-
(R)-mandelate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.7
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 1.7
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 1.7
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 1.7
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 1.7
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 1.7
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 1.8
-
(S)-Mandelate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.8
-
(R)-mandelate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.8
-
(R)-2-naphthylglycolate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.8
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 1.8
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 1.8
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 1.9
-
(R)-2-naphthylglycolate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.9
-
(R)-2-naphthylglycolate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 1.9
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 1.9
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 2.1
-
(R)-2-naphthylglycolate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 2.1
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 2.2
-
(R)-2-naphthylglycolate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 2.2
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 2.4
-
(S)-2-naphthylglycolate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 2.4
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 2.8
-
(R)-mandelate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 2.8
-
(R)-mandelate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 2.8
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 2.8
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I/V29L Pseudomonas putida
5.1.2.2 2.9
-
(R)-mandelate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 2.9
-
(S)-2-naphthylglycolate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 2.9
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 2.9
-
(S)-2-naphthylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 3
-
(S)-Mandelate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 3
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 3.2
-
(R)-2-naphthylglycolate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 3.2
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 3.4
-
(S)-Mandelate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 3.4
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 3.5
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 3.5
-
(R)-2-naphthylglycolate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 3.7
-
(R)-2-naphthylglycolate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 3.7
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I/V29L Pseudomonas putida
5.1.2.2 3.8
-
Mg2+ pH 7.5, mutant V22I, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 3.9
-
(S)-Mandelate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 3.9
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 4.2
-
(R)-2-naphthylglycolate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 4.2
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 4.2
-
Mg2+ pH 7.5, mutant V22I/V29L, addition of either 10 mM (R)- or (S)-mandelate Pseudomonas putida
5.1.2.2 4.4
-
(R)-mandelate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 4.4
-
(R)-mandelate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 4.4
-
(R)-2-naphthylglycolate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 4.4
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 4.4
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 4.4
-
(R)-2-naphtylglycolate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 5
-
(R)-mandelate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 5
-
(R)-mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 6.1
-
(S)-Mandelate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 6.1
-
(S)-Mandelate pH 7.5 at 25°C, 3.3 mM Mg2+, mutant V22F Pseudomonas putida

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
5.1.2.2 Mg2+ catalysis is Mg2+-dependent Pseudomonas putida
5.1.2.2 Mg2+ Km value for wild-type, 0.34 mM Pseudomonas putida

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
5.1.2.2 40700
-
mutants V22A, V26A and V29A Pseudomonas putida
5.1.2.2 40710
-
mutants V26A/V26L and T24S Pseudomonas putida
5.1.2.2 40730
-
wild type Pseudomonas putida
5.1.2.2 40740
-
mutants V22I, V26L and V29L Pseudomonas putida
5.1.2.2 40760
-
mutants A25V and V22I/V29L Pseudomonas putida
5.1.2.2 40780
-
mutants V22F, V26F and V29F Pseudomonas putida

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5.1.2.2 (S)-mandelate Pseudomonas putida catalyzes the Mg2+-dependent 1,1-proton transfer that interconverts the enantiomers, catalysis is done via a two-base mechanism (R)-mandelate
-
r

Organism

EC Number Organism UniProt Comment Textmining
5.1.2.2 Pseudomonas putida P11444
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
5.1.2.2 by metal ion affinity chromatography Pseudomonas putida

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5.1.2.2 (R)-2-naphthylglycolate
-
Pseudomonas putida (S)-2-naphthylglycolate
-
r
5.1.2.2 (R)-2-naphtylglycolate
-
Pseudomonas putida (S)-2-naphthylglycolate
-
r
5.1.2.2 (R)-mandelate
-
Pseudomonas putida (S)-mandelate
-
r
5.1.2.2 (S)-2-naphthylglycolate
-
Pseudomonas putida (R)-2-naphthylglycolate
-
r
5.1.2.2 (S)-2-naphthylglycolate racemisation Pseudomonas putida (R)-2-naphthylglycolate
-
r
5.1.2.2 (S)-mandelate
-
Pseudomonas putida (R)-mandelate
-
r
5.1.2.2 (S)-mandelate catalyzes the Mg2+-dependent 1,1-proton transfer that interconverts the enantiomers, catalysis is done via a two-base mechanism Pseudomonas putida (R)-mandelate
-
r

Synonyms

EC Number Synonyms Comment Organism
5.1.2.2 mandelate racemase
-
Pseudomonas putida

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
5.1.2.2 25
-
assay at Pseudomonas putida

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
5.1.2.2 2.95
-
(S)-2-naphthylglycolate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 2.95
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 3 6 (R)-mandelate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 3 6 (R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 5.4
-
(R)-2-naphthylglycolate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 5.4
-
(S)-2-naphthylglycolate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 5.4
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 5.4
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 5.8
-
(S)-2-naphthylglycolate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 5.8
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 7.1
-
(S)-2-naphthylglycolate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 7.1
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 7.3
-
(R)-2-naphthylglycolate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 7.3
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 8.2
-
(S)-2-naphthylglycolate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 8.2
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 8.9
-
(S)-2-naphthylglycolate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 8.9
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 9.7
-
(S)-2-naphthylglycolate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 9.7
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 9.8
-
(S)-2-naphthylglycolate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 9.8
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 10.4
-
(R)-2-naphthylglycolate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 10.4
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 10.5
-
(R)-2-naphthylglycolate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 10.5
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22I/V29L Pseudomonas putida
5.1.2.2 11.1
-
(S)-2-naphthylglycolate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 11.1
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 13
-
(R)-mandelate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 13
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 14
-
(S)-2-naphthylglycolate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 14
-
(R)-2-naphthylglycolate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 14
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 14
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 14.1
-
(R)-2-naphthylglycolate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 14.1
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 15.6
-
(R)-2-naphthylglycolate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 15.6
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 18.3
-
(R)-2-naphthylglycolate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 18.3
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 22
-
(S)-Mandelate mutant A25V, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 22
-
(S)-Mandelate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 22
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant A25V Pseudomonas putida
5.1.2.2 22
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 23
-
(R)-2-naphthylglycolate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 23
-
(S)-Mandelate mutant V26L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 23
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 23
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V26L Pseudomonas putida
5.1.2.2 30
-
(R)-2-naphthylglycolate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 30
-
(S)-2-naphthylglycolate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 30
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 30
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 32
-
(S)-2-naphthylglycolate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 32
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 33
-
(R)-mandelate mutant V26F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 33
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V26F Pseudomonas putida
5.1.2.2 38.4
-
(S)-2-naphthylglycolate pH 7.5, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 38.4
-
(S)-2-naphthylglycolate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 46
-
(R)-2-naphthylglycolate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 46
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 53
-
(R)-2-naphthylglycolate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 53
-
(S)-Mandelate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 53
-
(R)-mandelate mutant V29F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 53
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 53
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 53
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V29F Pseudomonas putida
5.1.2.2 65
-
(S)-2-naphthylglycolate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 65
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 70
-
(R)-2-naphtylglycolate pH 7.5, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 70
-
(R)-2-naphthylglycolate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 77
-
(S)-Mandelate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 77
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+ mutant V22A Pseudomonas putida
5.1.2.2 82
-
(R)-mandelate mutant V22A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 82
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V22A Pseudomonas putida
5.1.2.2 89
-
(S)-Mandelate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 89
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 98
-
(S)-Mandelate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 98
-
(R)-mandelate mutant V22F, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 98
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 98
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V22F Pseudomonas putida
5.1.2.2 101
-
(S)-2-naphthylglycolate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 101
-
(S)-2-naphthylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 102
-
(R)-mandelate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 102
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 106
-
(R)-mandelate mutant V26A/V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 106
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 120
-
(S)-Mandelate mutant T24S, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 120
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant T24S Pseudomonas putida
5.1.2.2 137
-
(R)-2-naphthylglycolate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 137
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 147
-
(R)-2-naphthylglycolate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 147
-
(R)-2-naphtylglycolate pH 7.5, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 176
-
(S)-Mandelate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 176
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 180
-
(S)-Mandelate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 180
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 240
-
(R)-mandelate mutant V29A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 240
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V29A Pseudomonas putida
5.1.2.2 300
-
(R)-mandelate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 300
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V29L Pseudomonas putida
5.1.2.2 304
-
(R)-mandelate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 304
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 470
-
(S)-Mandelate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 470
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 492
-
(S)-Mandelate pH 7.5, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 492
-
(S)-Mandelate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 550
-
(S)-Mandelate mutant V26A, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 550
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V26A Pseudomonas putida
5.1.2.2 552
-
(R)-mandelate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 552
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 620
-
(R)-mandelate pH 7.5, 20 mM Mg2+, wild-type Pseudomonas putida
5.1.2.2 620
-
(R)-mandelate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 710
-
(S)-Mandelate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 710
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V26A/V29L Pseudomonas putida
5.1.2.2 740
-
(S)-Mandelate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 740
-
(S)-Mandelate pH 7.5, 3.3 mM Mg2+, mutant V22I Pseudomonas putida
5.1.2.2 1010
-
(R)-mandelate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1010
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V22I/V29L Pseudomonas putida
5.1.2.2 1150
-
(R)-mandelate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 1150
-
(R)-mandelate pH 7.5, 3.3 mM Mg2+, mutant V22I Pseudomonas putida

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
5.1.2.2 7.5
-
assay at Pseudomonas putida

Ki Value [mM]

EC Number Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
5.1.2.2 0.023
-
2-naphthohydroxamate wild-type, 20 mM Mg2+, pH 7.5 Pseudomonas putida
5.1.2.2 0.023
-
2-naphtholhydroxamate wild-type, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 0.027
-
2-naphtholhydroxamate wild-type, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.027
-
2-naphthohydroxamate wild-type, 3.3 mM Mg2+, pH 7.5 Pseudomonas putida
5.1.2.2 0.035
-
2-naphthohydroxamate mutant V29L, 3.3 mM Mg2+, pH 7.5 Pseudomonas putida
5.1.2.2 0.035
-
2-naphtholhydroxamate mutant V29L, pH 7.5, 25°C Pseudomonas putida
5.1.2.2 0.112
-
2-naphtholhydroxamate mutant V22I/V29L, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida
5.1.2.2 0.112
-
2-naphthohydroxamate mutant V29I/V29I, 20 mM Mg2+, pH 7.5 Pseudomonas putida
5.1.2.2 0.19
-
2-naphthohydroxamate mutant V22I, 3.3 mM Mg2+, pH 7.5 Pseudomonas putida
5.1.2.2 0.19
-
2-naphtholhydroxamate mutant V22I, pH 7.5, 25°C, presence of 20 mM Mg2+ Pseudomonas putida