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Literature summary for 2.6.1.43 extracted from

  • Singh, N.K.; Tyagi, R.K.; Datta, K.
    Cytosolic L-alanine:4,5-dioxovalerate transaminase differs from the mitochondrial form (1991), Eur. J. Biochem., 198, 581-587.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
hemin cytoplasmic isozyme, stimulates to 150% of the control Rattus norvegicus

General Stability

General Stability Organism
proteolytic hydrolysis of the cytosolic isozyme generates an enzymatically more active form Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
hemin mitochondrial isozyme Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol different isozymes in cytosol and mitochondrion Rattus norvegicus 5829
-
mitochondrion different isozymes in cytosol and mitochondrion Rattus norvegicus 5739
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
50000
-
4 * 50000, mitochondrial isozyme, SDS-PAGE Rattus norvegicus
67000
-
4 * 67000, cytoplasmic isozyme, homopolymer, SDS-PAGE Rattus norvegicus
210000
-
mitochondrial isozyme, gel filtration Rattus norvegicus
260000
-
cytoplasmic isozyme, gel filtration Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
Wistar
-
Rattus norvegicus Wistar
-
Wistar
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
kidney
-
Rattus norvegicus
-
liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.22
-
cytosolic isozyme Rattus norvegicus

Storage Stability

Storage Stability Organism
-20°C, 5 mM potassium phosphate buffer, pH 7.6, 10% glycerol Rattus norvegicus

Subunits

Subunits Comment Organism
tetramer 4 * 50000, mitochondrial isozyme, SDS-PAGE Rattus norvegicus
tetramer 4 * 67000, cytoplasmic isozyme, homopolymer, SDS-PAGE Rattus norvegicus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
65
-
cytoplasmic isozyme Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.6
-
cytoplasmic isozyme Rattus norvegicus