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Literature summary for 2.6.1.1 extracted from

  • Romestant, M.; Jerebzoff, S.; Noaillac-Depeyre, J.; Gas, N.; Dargent, R.
    Aspartate aminotransferase isoenzymes in Leptosphaeria michotii. Properties and intracellular location [published erratum appears in Eur J Biochem 1989 Jul 1;182(3):737] (1989), Eur. J. Biochem., 180, 153-159.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information
-
Leptosphaeria michotii

Localization

Localization Comment Organism GeneOntology No. Textmining
cell wall isozymes A and B, major part Leptosphaeria michotii 5618
-
cytosol isoenzyme A Leptosphaeria michotii 5829
-
cytosol isozymes A and B Leptosphaeria michotii 5829
-
mitochondrion isozyme B Leptosphaeria michotii 5739
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
92000
-
isozymes A and B, PAGE, gel filtration Leptosphaeria michotii

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-aspartate + 2-oxoglutarate Leptosphaeria michotii
-
oxaloacetate + L-glutamate
-
?

Organism

Organism UniProt Comment Textmining
Leptosphaeria michotii
-
2 isozymes A and B
-

Purification (Commentary)

Purification (Comment) Organism
2 forms: A and B Leptosphaeria michotii

Source Tissue

Source Tissue Comment Organism Textmining
hypha
-
Leptosphaeria michotii
-
mycelium
-
Leptosphaeria michotii
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
546.5
-
purified isozyme B Leptosphaeria michotii
805.6
-
purified isozyme A Leptosphaeria michotii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-aspartate + 2-oxoglutarate
-
Leptosphaeria michotii oxaloacetate + L-glutamate
-
?
L-cysteine sulfinic acid + 2-oxoglutarate only isozyme B, 27% activity compared to L-aspartate Leptosphaeria michotii 2-oxo-3-sulfinopropionic acid + L-glutamate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Leptosphaeria michotii

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
isozymes A and B Leptosphaeria michotii

pH Range

pH Minimum pH Maximum Comment Organism
5.5 9 isozyme A Leptosphaeria michotii
5.5 10 isozyme B Leptosphaeria michotii

pI Value

Organism Comment pI Value Maximum pI Value
Leptosphaeria michotii isozyme B
-
7
Leptosphaeria michotii isozyme A
-
7.1