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6.3.5.6: asparaginyl-tRNA synthase (glutamine-hydrolysing)

This is an abbreviated version!
For detailed information about asparaginyl-tRNA synthase (glutamine-hydrolysing), go to the full flat file.

Word Map on EC 6.3.5.6

Reaction

4-phosphooxy-L-aspartyl-tRNAAsn
+
NH3
=
L-asparaginyl-tRNAAsn
+
phosphate

Synonyms

AdT, AsnRS, Asp-AdT, Asp-tRNAAsn amidotransferase, Asp/Glu-Adt, asparaginyl-transfer RNA synthetase, Asparaginyl-tRNA synthetase, aspartyl-tRNAAsn amidotransferase, GatCAB, glutamine-dependent Asp-tRNAAsn/Glu-tRNAGln amidotransferase, NRS, tRNA-dependent amidotransferase

ECTree

     6 Ligases
         6.3 Forming carbon-nitrogen bonds
             6.3.5 Carbon-nitrogen ligases with glutamine as amido-N-donor
                6.3.5.6 asparaginyl-tRNA synthase (glutamine-hydrolysing)

KM Value

KM Value on EC 6.3.5.6 - asparaginyl-tRNA synthase (glutamine-hydrolysing)

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.00095 - 0.0021
Asp-tRNAAsn
0.00118
Asp-tRNAGln
-
37°C, pH 7.2, amidotransferase activity
0.2068
ATP
-
37°C, pH 7.2, amidotransferase activity
0.0207 - 0.0509
Gln
0.0224
L-aspartyl-tRNAAsn
-
37°C, pH 7.2, amidotransferase activity
additional information
additional information
-
steady-state und pre-steady-state kinetics, association of dimeric DRS2, AdT, and tRNAAsn in a ternary complex, AdT binds tRNAAsn with a lower affinity than DRS2, overview
-