Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 2.6.1.42 extracted from

  • Collins, M.; Wagner, R.P.
    Branded chain amino acid aminotransferases of Neurospora crassa (1973), Arch. Biochem. Biophys., 155, 184-193.
    View publication on PubMed

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Neurospora crassa 5829
-
mitochondrion inner membrane-matrix Neurospora crassa 5739
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
67500
-
mitochondrial isoenzyme, gel filtration Neurospora crassa
88000
-
cytoplasmic isoenzyme, gel filtration Neurospora crassa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-isoleucine + 2-oxoglutarate Neurospora crassa
-
3-methyl-2-oxopentanoate + L-glutamate
-
r
L-leucine + 2-oxoglutarate Neurospora crassa mitochondrial isoenzyme functions in the biosynthesis of L-isoleucine, L-leucine and L-valine, cytoplasmic isoenzyme functions in amino acid catabolism 4-methyl-2-oxopentanoate + L-glutamate
-
r
L-valine + 2-oxoglutarate Neurospora crassa
-
3-methyl-2-oxobutanoate + L-glutamate
-
r

Organism

Organism UniProt Comment Textmining
Neurospora crassa
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partially Neurospora crassa

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
25
-
cytoplasmic enzyme Neurospora crassa
48.8
-
mitochondrial enzyme Neurospora crassa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-glutamate + 2-oxoglutarate mitochondrial enzyme Neurospora crassa 2-oxoglutarate + L-glutamate
-
r
L-isoleucine + 2-oxoglutarate
-
Neurospora crassa 3-methyl-2-oxopentanoate + L-glutamate
-
r
L-isoleucine + 2-oxoglutarate mitochondrial enzyme Neurospora crassa 3-methyl-2-oxopentanoate + L-glutamate
-
r
L-leucine + 2-oxoglutarate
-
Neurospora crassa 4-methyl-2-oxopentanoate + L-glutamate
-
r
L-leucine + 2-oxoglutarate mitochondrial isoenzyme functions in the biosynthesis of L-isoleucine, L-leucine and L-valine, cytoplasmic isoenzyme functions in amino acid catabolism Neurospora crassa 4-methyl-2-oxopentanoate + L-glutamate
-
r
L-methionine + 2-oxoglutarate cytoplasmic isoenzyme Neurospora crassa 4-methylsulfanyl-2-oxobutanoate + L-glutamate
-
r
L-phenylalanine + 2-oxoglutarate cytoplasmic isoenzyme Neurospora crassa phenylpyruvate + L-glutamate
-
r
L-tyrosine + 2-oxoglutarate cytoplasmic isoenzyme Neurospora crassa p-hydroxyphenylpyruvate + L-glutamate
-
r
L-valine + 2-oxoglutarate
-
Neurospora crassa 3-methyl-2-oxobutanoate + L-glutamate
-
r
L-valine + 2-oxoglutarate mitochondrial enzyme Neurospora crassa 3-methyl-2-oxobutanoate + L-glutamate
-
r
additional information purified mitochondrial enzyme is not active with L-phenylalanine Neurospora crassa ?
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
cytoplasmic enzyme Neurospora crassa
8.8
-
mitochondrial enzyme Neurospora crassa