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Literature summary for 4.3.1.15 extracted from

  • Khan, F.; Jala, V.R.; Rao, N.A.; Savithri, H.S.
    Characterization of recombinant diaminopropionate ammonia-lyase from Escherichia coli and Salmonella typhimurium (2003), Biochem. Biophys. Res. Commun., 306, 1083-1088.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.17
-
DL-2,3-diaminopropanoate pH 7.5, 37°C Escherichia coli
0.285
-
D-serine pH 7.5, 37°C Salmonella enterica subsp. enterica serovar Typhimurium
0.33
-
DL-2,3-diaminopropanoate pH 7.5, 37°C Salmonella enterica subsp. enterica serovar Typhimurium
0.72
-
D-serine pH 7.5, 37°C Escherichia coli
6.3
-
L-serine pH 7.5, 37°C Escherichia coli
7.33
-
L-serine pH 7.5, 37°C Salmonella enterica subsp. enterica serovar Typhimurium

Localization

Localization Comment Organism GeneOntology No. Textmining
soluble
-
Salmonella enterica subsp. enterica serovar Typhimurium
-
-
soluble
-
Escherichia coli
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
43000
-
2 * 43000, SDS-PAGE Escherichia coli
44000
-
x * 44000, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium
84000
-
gel filtration Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
recombinant enzyme
-
Salmonella enterica subsp. enterica serovar Typhimurium
-
recombinant enzyme, expression in Escherichia coli
-

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme Escherichia coli

Renatured (Commentary)

Renatured (Comment) Organism
about 60% reconstitution of apoenzyme by addition of pyridoxal 5'-phosphate Salmonella enterica subsp. enterica serovar Typhimurium

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.21
-
pH 7.5, 37°C, apoenzyme Escherichia coli
0.27
-
pH 7.5, 37°C, apoenzyme Salmonella enterica subsp. enterica serovar Typhimurium
90.3
-
pH 7.5, 37°C, holoenzyme Escherichia coli
191
-
pH 7.5, 37°C, holoenzyme Salmonella enterica subsp. enterica serovar Typhimurium

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-serine + H2O
-
Salmonella enterica subsp. enterica serovar Typhimurium pyruvate + NH3
-
?
D-serine + H2O
-
Escherichia coli pyruvate + NH3
-
?
DL-2,3-diaminopropanoate + H2O
-
Salmonella enterica subsp. enterica serovar Typhimurium pyruvate + NH3
-
?
DL-2,3-diaminopropanoate + H2O
-
Escherichia coli pyruvate + NH3
-
?
L-serine
-
Salmonella enterica subsp. enterica serovar Typhimurium pyruvate + NH3
-
?
L-serine
-
Escherichia coli pyruvate + NH3
-
?

Subunits

Subunits Comment Organism
? x * 44000, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium
dimer 2 * 43000, SDS-PAGE Escherichia coli

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium
pyridoxal 5'-phosphate
-
Escherichia coli