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Literature summary extracted from

  • Uchida, T.; Yamashita, S.
    Purification and properties of choline kinase from rat brain (1990), Biochim. Biophys. Acta, 1043, 281-288.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.7.1.32 Acetylcholine stimulates Rattus norvegicus
2.7.1.32 putrescine slight stimulation Rattus norvegicus
2.7.1.32 spermidine stimulates Rattus norvegicus
2.7.1.32 spermine stimulates Rattus norvegicus

General Stability

EC Number General Stability Organism
2.7.1.32 very stable, even at a low protein concentration, 0.001 mg/ml Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.1.32 additional information
-
additional information
-
Rattus norvegicus
2.7.1.32 0.022
-
N,N-dimethylethanolamine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.025
-
N,N-diethylethanolamine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.118
-
N-Monomethylethanolamine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.208
-
N,N-Dimethylaminopropanol 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.4
-
N,N-Diisopropylethanolamine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.444
-
beta-Methylcholine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 0.787
-
ethanolamine 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 1
-
ATP 30°C, pH 8.0 Rattus norvegicus
2.7.1.32 1.2
-
ethanolamine 30°C, pH 8.0 Rattus norvegicus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.1.32 Carpronium chloride stimulates Rattus norvegicus
2.7.1.32 Chlorocholine chloride stimulates Rattus norvegicus
2.7.1.32 K+ stimulates Rattus norvegicus
2.7.1.32 Li+ stimulates Rattus norvegicus
2.7.1.32 Mg2+ MgATP2- is the true substrate Rattus norvegicus
2.7.1.32 Mg2+ stimulates most efficiently of divalent cations Rattus norvegicus
2.7.1.32 Mg2+ maximal activity at equimolar concentration of ATP and Mg2+ Rattus norvegicus
2.7.1.32 Mn2+ one-sixth as effective as Mg2+ Rattus norvegicus
2.7.1.32 additional information Co2+, Cd2+: almost completely ineffective, Ca2+, Ni2+, Zn2+: totally ineffective Rattus norvegicus
2.7.1.32 Na+ stimulates Rattus norvegicus
2.7.1.32 NH4+ stimulates Rattus norvegicus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.7.1.32 44000
-
2 * 44000, brain enzyme, SDS-PAGE Rattus norvegicus
2.7.1.32 87600
-
sucrose density gradient centrifugation, gel filtration Rattus norvegicus

Organism

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

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.1.32
-
Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.1.32 brain
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.1.32 40.4
-
30°C, pH 8.0 Rattus norvegicus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.1.32 ATP + choline
-
Rattus norvegicus ADP + O-phosphocholine
-
?
2.7.1.32 beta-methylcholine + ATP
-
Rattus norvegicus ADP + beta-methylcholine phosphate
-
?
2.7.1.32 ethanolamine + ATP
-
Rattus norvegicus ADP + ethanolamine phosphate
-
?
2.7.1.32 N,N-diethylethanolamine + ATP
-
Rattus norvegicus ADP + N,N-diethylethanolamine phosphate
-
?
2.7.1.32 N,N-diisopropylethanolamine + ATP
-
Rattus norvegicus ADP + N,N-diisopropylethanolamine phosphate
-
?
2.7.1.32 N,N-dimethylaminopropanol + ATP
-
Rattus norvegicus ADP + N,N-dimethylaminopropyl phosphate
-
?
2.7.1.32 N,N-dimethylethanolamine + ATP
-
Rattus norvegicus ADP + N,N-dimethylethanolamine phosphate
-
?
2.7.1.32 N-methylethanolamine + ATP
-
Rattus norvegicus ADP + N-methylethanolamine phosphate
-
?
2.7.1.32 N-monomethylethanolamine + ATP
-
Rattus norvegicus ADP + N-monomethylethanolamine phosphate
-
?

Subunits

EC Number Subunits Comment Organism
2.7.1.32 dimer 2 * 44000, brain enzyme, SDS-PAGE Rattus norvegicus

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.7.1.32 30
-
assay at Rattus norvegicus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.1.32 10.5
-
-
Rattus norvegicus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.7.1.32 10.5
-
increase of activity up to Rattus norvegicus