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Literature summary for 1.1.1.28 extracted from

  • Horikiri, S.; Aizawa, Y.; Kai, T.; Amachi, S.; Shinoyama, H.; Fujii, T.
    Electron acquisition system constructed from an NAD-independent D-lactate dehydrogenase and cytochrome c2 in Rhodopseudomonas palustris No. 7 (2004), Biosci. Biotechnol. Biochem., 68, 516-522.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
oxalate 0.05 mM, about 40% residual activity Rhodopseudomonas palustris

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.8
-
D-lactate pH 8.0, 30°C Rhodopseudomonas palustris

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
57000
-
x * 57000, SDS-PAGE Rhodopseudomonas palustris
235000
-
gel filtration Rhodopseudomonas palustris

Organism

Organism UniProt Comment Textmining
Rhodopseudomonas palustris
-
No. 7, grown photoanaerobically on lactate
-

Purification (Commentary)

Purification (Comment) Organism
-
Rhodopseudomonas palustris

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
13.5
-
pH 8.0, 30°C Rhodopseudomonas palustris

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-lactate + cytochrome c2ox
-
Rhodopseudomonas palustris pyruvate + cytochrome c2red
-
?
D-lactate + NAD+
-
Rhodopseudomonas palustris pyruvate + NADH
-
?
DL-2-hydroxybutyrate + NAD+ about 44% of activity against D-lactate Rhodopseudomonas palustris ? + NADH
-
?

Subunits

Subunits Comment Organism
tetramer x * 57000, SDS-PAGE Rhodopseudomonas palustris

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Rhodopseudomonas palustris

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
30 min, stable Rhodopseudomonas palustris
60
-
above, rapid decrease of activity Rhodopseudomonas palustris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Rhodopseudomonas palustris

Cofactor

Cofactor Comment Organism Structure
FAD
-
Rhodopseudomonas palustris
NAD+
-
Rhodopseudomonas palustris

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.12
-
oxalate pH 8.0, 30°C Rhodopseudomonas palustris

pI Value

Organism Comment pI Value Maximum pI Value
Rhodopseudomonas palustris isoelectric focusing
-
5