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Literature summary for 6.1.1.3 extracted from

  • Yamada, H.
    Rapid purification of threonyl-tRNA synthetase from Saccharomyces carlsbergensis by affinity elution from phosphocellulose (1978), J. Biochem., 83, 1583-1589.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.00189
-
threonine
-
Saccharomyces pastorianus
0.0023
-
tRNAThr
-
Saccharomyces pastorianus
0.179
-
tRNAThr of yeast Saccharomyces pastorianus

Metals/Ions

Metals/Ions Comment Organism Structure
K+ optimal concentration: 150 mM KCl Saccharomyces pastorianus
Mg2+ optimal concentration: 20 mM MgCl2 Saccharomyces pastorianus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
82000
-
2 * 82000, SDS-PAGE Saccharomyces pastorianus
150000
-
gel filtration Saccharomyces pastorianus

Organism

Organism UniProt Comment Textmining
Saccharomyces pastorianus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Saccharomyces pastorianus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.636
-
-
Saccharomyces pastorianus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
AMP + diphosphate + L-threonyl-tRNAThr
-
Saccharomyces pastorianus ATP + L-threonine + tRNAThr
-
r
ATP + L-threonine + tRNAThr
-
Saccharomyces pastorianus AMP + diphosphate + L-threonyl-tRNAThr
-
?

Subunits

Subunits Comment Organism
dimer 2 * 82000, SDS-PAGE Saccharomyces pastorianus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1.73
-
L-threonyl-tRNAThr
-
Saccharomyces pastorianus