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Literature summary for 2.6.1.42 extracted from

  • Kochevenko, A.; Klee, H.J.; Fernie, A.R.; Araujo, W.L.
    Molecular identification of a further branched-chain aminotransferase 7 (BCAT7) in tomato plants (2012), J. Plant Physiol., 169, 437-443.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
glutathione S-transferase tagged protein expressed in Escherichia coli BL21(DE3) Solanum lycopersicum
glutathione S-transferase tagged protein expressed in Escherichia coli BL21(DE3) Solanum pennellii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.24
-
L-leucine pH not specified in the publication, 25°C Solanum lycopersicum
0.31
-
L-isoleucine pH not specified in the publication, 25°C Solanum lycopersicum
0.35
-
L-valine pH not specified in the publication, 25°C Solanum lycopersicum
0.56
-
L-valine pH not specified in the publication, 25°C Solanum pennellii
0.65
-
L-isoleucine pH not specified in the publication, 25°C Solanum pennellii
0.67
-
L-leucine pH not specified in the publication, 25°C Solanum pennellii
4.92
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
5.52
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
5.58
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
7.09
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum pennellii
7.9
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii
11.65
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii

Organism

Organism UniProt Comment Textmining
Solanum lycopersicum
-
cv. M82
-
Solanum pennellii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
TALON Affinity Purification Resin or Glutathione-Superflow Resin Solanum lycopersicum
TALON Affinity Purification Resin or Glutathione-Superflow Resin Solanum pennellii

Source Tissue

Source Tissue Comment Organism Textmining
flower
-
Solanum lycopersicum
-
fruit
-
Solanum lycopersicum
-
leaf
-
Solanum lycopersicum
-
shoot
-
Solanum lycopersicum
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.018
-
L-isoleucine, pH not specified in the publication, 25°C Solanum lycopersicum
0.018
-
L-leucine, pH not specified in the publication, 25°C Solanum lycopersicum
0.03
-
3-methyl-2-oxobutanoic acid, pH not specified in the publication, 25°C Solanum pennellii
0.042
-
4-methyl-2-oxopentanoic acid, pH not specified in the publication, 25°C Solanum pennellii
0.066
-
3-methyl-2-oxobutanoic acid, pH not specified in the publication, 25°C Solanum lycopersicum
0.066
-
L-valine, pH not specified in the publication, 25°C Solanum lycopersicum
0.096
-
L-leucine, pH not specified in the publication, 25°C Solanum pennellii
0.096
-
L-valine, pH not specified in the publication, 25°C Solanum pennellii
0.114
-
L-isoleucine, pH not specified in the publication, 25°C Solanum pennellii
0.2
-
3-methyl-2-oxopentanoic acid, pH not specified in the publication, 25°C Solanum lycopersicum
0.21
-
3-methyl-2-oxopentanoic acid, pH not specified in the publication, 25°C Solanum pennellii
0.41
-
4-methyl-2-oxopentanoic acid, pH not specified in the publication, 25°C Solanum lycopersicum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3-methyl-2-oxobutanoic acid + L-glutamate
-
Solanum lycopersicum L-valine + 2-oxoglutarate
-
?
3-methyl-2-oxobutanoic acid + L-glutamate
-
Solanum pennellii L-valine + 2-oxoglutarate
-
?
3-methyl-2-oxopentanoic acid + L-glutamate
-
Solanum lycopersicum L-isoleucine + 2-oxoglutarate
-
?
3-methyl-2-oxopentanoic acid + L-glutamate
-
Solanum pennellii L-isoleucine + 2-oxoglutarate
-
?
4-methyl-2-oxopentanoic acid + L-glutamate
-
Solanum lycopersicum L-leucine + 2-oxoglutarate
-
?
4-methyl-2-oxopentanoic acid + L-glutamate
-
Solanum pennellii L-leucine + 2-oxoglutarate
-
?
L-isoleucine + 2-oxoglutarate
-
Solanum lycopersicum L-glutamate + 3-methyl-2-oxopentanoate
-
?
L-isoleucine + 2-oxoglutarate
-
Solanum pennellii L-glutamate + 3-methyl-2-oxopentanoate
-
?
L-leucine + 2-oxoglutarate
-
Solanum lycopersicum L-glutamate + 4-methyl-2-oxopentanoate
-
?
L-leucine + 2-oxoglutarate
-
Solanum pennellii L-glutamate + 4-methyl-2-oxopentanoate
-
?
L-valine + 2-oxoglutarate
-
Solanum lycopersicum L-glutamate + 3-methyl-2-oxobutanoate
-
?
L-valine + 2-oxoglutarate
-
Solanum pennellii L-glutamate + 3-methyl-2-oxobutanoate
-
?

Synonyms

Synonyms Comment Organism
BCAT7
-
Solanum lycopersicum
BCAT7
-
Solanum pennellii
branched-chain aminotransferase 7
-
Solanum lycopersicum
branched-chain aminotransferase 7
-
Solanum pennellii

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
7.6
-
L-isoleucine pH not specified in the publication, 25°C Solanum lycopersicum
8.1
-
L-leucine pH not specified in the publication, 25°C Solanum lycopersicum
11.7
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum pennellii
16.3
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii
23.4
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
28.1
-
L-valine pH not specified in the publication, 25°C Solanum lycopersicum
39.1
-
L-valine pH not specified in the publication, 25°C Solanum pennellii
40.8
-
L-leucine pH not specified in the publication, 25°C Solanum pennellii
46.5
-
L-isoleucine pH not specified in the publication, 25°C Solanum pennellii
83.9
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
84.8
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii
173.8
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
1
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii
2
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum pennellii
5
-
3-methyl-2-oxobutanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
11
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum pennellii
17
-
3-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
25
-
L-isoleucine pH not specified in the publication, 25°C Solanum lycopersicum
38
-
4-methyl-2-oxopentanoic acid pH not specified in the publication, 25°C Solanum lycopersicum
40
-
L-leucine pH not specified in the publication, 25°C Solanum lycopersicum
61
-
L-leucine pH not specified in the publication, 25°C Solanum pennellii
70
-
L-valine pH not specified in the publication, 25°C Solanum pennellii
70
-
L-isoleucine pH not specified in the publication, 25°C Solanum pennellii
80
-
L-valine pH not specified in the publication, 25°C Solanum lycopersicum