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Literature summary for 1.1.1.17 extracted from

  • Iwamoto, K.; Kawanobe, H.; Ikawa, T.; Shiraiwa, Y.
    Characterization of salt-regulated mannitol-1-phosphate dehydrogenase in the red alga Caloglossa continua (2003), Plant Physiol., 133, 893-900.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
fructose-6-phosphate substrate inhibition above 0.5 mM Caloglossa continua
N-ethylmaleimide 1 mM, 80% inhibition of reduction and oxidation reaction Caloglossa continua
p-hydroxymercuribenzoate 0.5 mM, complete inhibition of reduction and oxidation reaction, 2-mercaptoethanol protects Caloglossa continua

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.5
-
NADH pH 7.0, 25°C Caloglossa continua
5.4
-
NADH pH 7.0, 25°C, presence of 200 mM NaCl Caloglossa continua
32
-
NAD+ pH 7.0, 25°C Caloglossa continua
48.9
-
D-mannitol-1-phosphate pH 7.0, 25°C Caloglossa continua
56.9
-
NADH pH 7.0, 25°C, presence of 200 mM NaCl Caloglossa continua
138
-
D-mannitol-1-phosphate pH 7.0, 25°C, presence of 200 mM NaCl Caloglossa continua
188.8
-
D-fructose-6-phosphate pH 7.0, 25°C Caloglossa continua
1458
-
D-fructose-6-phosphate pH 7.0, 25°C, presence of 200 mM NaCl Caloglossa continua

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
53000
-
gel filtration Caloglossa continua

Organism

Organism UniProt Comment Textmining
Caloglossa continua
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Caloglossa continua

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
228.6
-
reduction, pH 7.0, 25°C, presence of 100 mM NaCl Caloglossa continua

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-fructose-6-phosphate + NADH
-
Caloglossa continua D-mannitol-1-phosphate + NAD+
-
r
D-mannitol-1-phosphate + NAD+
-
Caloglossa continua D-fructose-6-phosphate + NADH
-
r
additional information high specificity for substrates fructose-6-phosphate/NADH and mannitol-1-phosphate/NAD+, no substrate: fructose-1-phosphate, fructose-1,6-bisphosphate, glucose-1-phosphate, NADPH, NADP+ Caloglossa continua ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 53000, SDS-PAGE Caloglossa continua

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
reduction, optimum may be below pH 6.0 Caloglossa continua
7.2
-
reduction, in presence of 200 mM NaCl Caloglossa continua
9
-
oxidation, assay at Caloglossa continua

pI Value

Organism Comment pI Value Maximum pI Value
Caloglossa continua isoelectric focusing
-
5.5