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Literature summary for 1.1.1.308 extracted from

  • Mayer, J.; Huhn, T.; Habeck, M.; Denger, K.; Hollemeyer, K.; Cook, A.M.
    2,3-Dihydroxypropane-1-sulfonate degraded by Cupriavidus pinatubonensis JMP134: purification of dihydroxypropanesulfonate 3-dehydrogenase (2010), Microbiology, 156, 1556-1564.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.16
-
NAD+ pH 9.0, 30°C Cupriavidus pinatubonensis
0.46
-
(R)-2,3-dihydroxypropane-1-sulfonate pH 9.0, 30°C Cupriavidus pinatubonensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
46881
-
x * 46881, calculated from sequence Cupriavidus pinatubonensis
47000
-
x * 47000, SDS-PAGE Cupriavidus pinatubonensis
75000
-
gel filtration Cupriavidus pinatubonensis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
(R)-2,3-dihydroxypropane-1-sulfonate + 2 NAD+ + H2O Cupriavidus pinatubonensis degradation of (R)-2,3-dihydroxypropanesulfonate (R)-sulfolactate + 2 NADH + 2 H+
-
?

Organism

Organism UniProt Comment Textmining
Cupriavidus pinatubonensis Q46N53 JMP134, i.e. Ralstonia eutropha str. JMP134
-

Purification (Commentary)

Purification (Comment) Organism
-
Cupriavidus pinatubonensis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.74
-
-
Cupriavidus pinatubonensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(R)-2,3-dihydroxypropane-1-sulfonate + 2 NAD+ + H2O degradation of (R)-2,3-dihydroxypropanesulfonate Cupriavidus pinatubonensis (R)-sulfolactate + 2 NADH + 2 H+
-
?

Subunits

Subunits Comment Organism
homodimer x * 47000, SDS-PAGE Cupriavidus pinatubonensis
homodimer x * 46881, calculated from sequence Cupriavidus pinatubonensis

Synonyms

Synonyms Comment Organism
2,3-dihydroxypropane-1-sulfonate 3-dehydrogenase (sulfolactate forming)
-
Cupriavidus pinatubonensis
DHPS 3-dehydrogenase (sulfolactate forming)
-
Cupriavidus pinatubonensis
dihydroxypropanesulfonate 3-dehydrogenase
-
Cupriavidus pinatubonensis
hpsN
-
Cupriavidus pinatubonensis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Cupriavidus pinatubonensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
9 10 activity decreases rapidly with decreasing pH. At pH 6.5 the enzyme is almost inactive Cupriavidus pinatubonensis

pH Range

pH Minimum pH Maximum Comment Organism
9 10 pH 9-10: optimum. Activity decreases rapidly with decreasing pH. At pH 6.5 the enzyme is almost inactive Cupriavidus pinatubonensis

Cofactor

Cofactor Comment Organism Structure
NAD+
-
Cupriavidus pinatubonensis