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Literature summary for 2.7.4.6 extracted from

  • Sommer, D.; Song, P.S.
    A plant nucleoside diphosphate kinase homologous to the human Nm23 gene product: purification and characterization (1994), Biochim. Biophys. Acta, 1222, 464-470.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.07
-
GTP cosubstrate dTDP, 30°C, pH 8.0 Avena sativa
0.19
-
ATP cosubstrate dTDP, 30°C, pH 8.0 Avena sativa
0.21 0.39 dTDP 30°C, pH 8.0 Avena sativa
0.26 0.37 CDP 30°C, pH 8.0 Avena sativa
0.26 0.37 CDP cosubstrate ATP Avena sativa
0.42
-
dCDP cosubstrate ATP, 30°C, pH 8.0 Avena sativa

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ requirement Avena sativa

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
additional information
-
N-terminal sequence homology of kinases from different organisms Avena sativa
18000
-
6 * 18000, SDS-PAGE Avena sativa
100000
-
gel filtration Avena sativa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
NDP + NTP Avena sativa may be involved in regulation of growth, development and signal-transduction processes NTP + NDP
-
?

Organism

Organism UniProt Comment Textmining
Avena sativa
-
oat, cv. Garry oats
-

Purification (Commentary)

Purification (Comment) Organism
-
Avena sativa

Source Tissue

Source Tissue Comment Organism Textmining
seedling etiolated Avena sativa
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1736
-
30°C, pH 8.0 Avena sativa

Storage Stability

Storage Stability Organism
-70°C, several months Avena sativa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + CDP
-
Avena sativa ADP + CTP
-
?
ATP + dCDP
-
Avena sativa ADP + dCTP
-
?
ATP + dTDP in decreasing order of activity: UDP, dUDP, dCDP, GDP, dGDP, CDP Avena sativa ADP + dTTP
-
?
ATP + dTDP GTP can fully replace ATP Avena sativa ADP + dTTP
-
?
ATP + dTDP best substrate: dTDP Avena sativa ADP + dTTP
-
?
GTP + GDP in decreasing order of activity: UTP, dGTP, dTTP, CTP, dCTP, dUTP Avena sativa GDP + GTP
-
?
GTP + GDP equally active as ATP Avena sativa GDP + GTP
-
?
NDP + NTP may be involved in regulation of growth, development and signal-transduction processes Avena sativa NTP + NDP
-
?
NTP + nucleoside diphosphate broad specificity Avena sativa NDP + NTP
-
?

Subunits

Subunits Comment Organism
hexamer 6 * 18000, SDS-PAGE Avena sativa

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Avena sativa