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Literature summary extracted from

  • Guion-Rain, M.C.; Portemer, C.; Chatagner, F.
    Rat liver cysteine sulfinate decarboxylase: purification, new appraisal of the molecular weight and determination of catalytic properties (1975), Biochim. Biophys. Acta, 384, 265-276.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
4.1.1.29 Sulfhydryl reducing agents required, e.g. dithiothreitol, 2-mercaptoethanol, reduced glutathione Rattus norvegicus

General Stability

EC Number General Stability Organism
4.1.1.29 pyridoxal 5'-phosphate protects against denaturation by heat or urea Rattus norvegicus

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.1.1.29 BH4-
-
Rattus norvegicus
4.1.1.29 noradrenaline reversed by addition of 0.1 mM pyridoxal 5'-phosphate Rattus norvegicus
4.1.1.29 Penicillamine reversed by addition of 0.1 mM pyridoxal 5'-phosphate Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.1.1.29 0.17
-
cysteine sulfinate
-
Rattus norvegicus
4.1.1.29 0.66
-
cysteic acid
-
Rattus norvegicus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.1.1.29 55000
-
2 * 55000, SDS-PAGE Rattus norvegicus
4.1.1.29 100000
-
gel filtration, sucrose density gradient centrifugation, nondenaturing PAGE Rattus norvegicus

Organism

EC Number Organism UniProt Comment Textmining
4.1.1.29 Rattus norvegicus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.1.1.29
-
Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.1.1.29 liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.1.1.29 additional information
-
-
Rattus norvegicus

Storage Stability

EC Number Storage Stability Organism
4.1.1.29 -20°C, with EDTA, pyridoxal 5'-phosphate and dithiothreitol, 3-5 mg of protein, 25-30% loss of activity Rattus norvegicus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.1.29 Cysteic acid
-
Rattus norvegicus 2-Aminoethane sulfonate + CO2
-
?
4.1.1.29 L-Cysteine sulfinate
-
Rattus norvegicus 2-Aminoethane sulfinate + CO2
-
?

Subunits

EC Number Subunits Comment Organism
4.1.1.29 dimer 2 * 55000, SDS-PAGE Rattus norvegicus

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.1.1.29 57
-
thermal inactivation at Rattus norvegicus
4.1.1.29 59
-
thermal inactivation at Rattus norvegicus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.1.1.29 7
-
L-cysteine sulfinic acid, cysteic acid Rattus norvegicus

Cofactor

EC Number Cofactor Comment Organism Structure
4.1.1.29 pyridoxal 5'-phosphate coenzyme Rattus norvegicus