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Literature summary for 2.6.1.83 extracted from

  • Hudson, A.O.; Singh, B.K.; Leustek, T.; Gilvarg, C.
    An LL-diaminopimelate aminotransferase defines a novel variant of the lysine biosynthesis pathway in plants (2006), Plant Physiol., 140, 292-301.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
additional information not inhibitory: m-diaminopimelate, lysine, ornithine Arabidopsis thaliana

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.038
-
L-2-amino-6-oxopimelate pH 7.5, 30°C Arabidopsis thaliana
0.067
-
LL-2,6-Diaminopimelate pH 7.5, 30°C Arabidopsis thaliana
1.9
-
L-glutamate pH 7.5, 30°C Arabidopsis thaliana
8.7
-
2-oxoglutarate pH 7.5, 30°C Arabidopsis thaliana

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
51000
-
x * 51000, SDS-PAGE Arabidopsis thaliana

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-
Arabidopsis thaliana Q93ZN9
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
additional information sequence contains a 36 amino acid transit peptide for plastidial localization Arabidopsis thaliana

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-2-amino-6-oxopimelate + L-glutamate + H2O
-
Arabidopsis thaliana LL-2,6-diaminopimelate + 2-oxoglutarate
-
r
LL-2,6-diaminopimelate + 2-oxoglutarate
-
Arabidopsis thaliana L-2-amino-6-oxopimelate + L-glutamate + H2O
-
r
additional information no substrate: m-diaminopimelate, lysine, ornithine, no amino acceptor: oxaloacetate, pyruvate Arabidopsis thaliana ?
-
?

Subunits

Subunits Comment Organism
? x * 51000, SDS-PAGE Arabidopsis thaliana

Synonyms

Synonyms Comment Organism
LL-DAP aminotransferase
-
Arabidopsis thaliana
LL-DAP-AT
-
Arabidopsis thaliana

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
36
-
-
Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.6
-
with HEPES/KOH buffer Arabidopsis thaliana
7.9
-
with Tris/HCl buffer Arabidopsis thaliana

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate linked to Lys 305 Arabidopsis thaliana