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6.1.1.4: leucine-tRNA ligase

This is an abbreviated version!
For detailed information about leucine-tRNA ligase, go to the full flat file.

Word Map on EC 6.1.1.4

Reaction

ATP
+
L-leucine
+
tRNALeu
=
AMP
+
diphosphate
+
L-leucyl-tRNALeu

Synonyms

AaLeuRS, alphabeta-LeuRS, b0642, cytoplasmic LeuRS, EcLeuRS, GlLeuRS, HcleuRS, hs mt LeuRS, JW0637, LARS, LARS1, LARS2, Leucine translase, Leucine--tRNA ligase, Leucyl-transfer ribonucleate synthetase, Leucyl-transfer ribonucleic acid synthetase, Leucyl-transfer RNA synthetase, leucyl-tRNA ligase, leucyl-tRNA syntethase, Leucyl-tRNA synthetase, leucyl-tRNA synthetase 1, leucyl—tRNA synthetase, LeuRS, LeuRS1, LeuRS2, LeuRSTT, leuS, LRS, MmLeuRS, More, mt leucyl-tRNA synthetase, mt-LeuRS, mtLeuRS, PhLeuRS, Synthetase, leucyl-transfer ribonucleate, ycLeuRS

ECTree

     6 Ligases
         6.1 Forming carbon-oxygen bonds
             6.1.1 Ligases forming aminoacyl-tRNA and related compounds
                6.1.1.4 leucine-tRNA ligase

KCat KM Value

KCat KM Value on EC 6.1.1.4 - leucine-tRNA ligase

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kcat/KM VALUE [1/mMs-1]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
2.2 - 49.7
ATP
3100 - 3800
Ile-tRNALeu
-
0.16 - 2.7
L-isoleucine
0.016 - 0.165
L-isoleucyl-tRNALeu
0.0108 - 9400
L-leucine
0.0724 - 3.34
L-leucyl-Pyrococcus horikoshii tRNALeu(GAG)
-
3.3
L-methionine
-
37°C
13
L-norvaline
-
37°C
0.0318 - 4.21
Natrialba magadii tRNALeu(CAA)
-
0.199 - 9.28
Natrialba magadii tRNALeu(GAG)
-
330 - 3500
tRNACAGLeu
-
30 - 5000
tRNAGAGLeu
-
38 - 7091
tRNALeu
240
tRNALeu(GAG)
Mesomycoplasma mobile
-
in 100 mM Tris-HCl (pH 7.8), 30 mM KCl, 12 mM MgCl2, 5 mM dithiothreitol, at 30°C
-
260
tRNALeu(UAG)
Mesomycoplasma mobile
-
in 100 mM Tris-HCl (pH 7.8), 30 mM KCl, 12 mM MgCl2, 5 mM dithiothreitol, at 30°C
-
340 - 2600
tRNAUAALeu
-