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Literature summary for 2.6.1.13 extracted from
- Molecular and functional analyses support a role of Ornithine-delta-aminotransferase in the provision of glutamate for glutamine biosynthesis during pine germination (2008), Plant Physiol., 148, 77-88.
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| expression in Escherichia coli | Pinus sylvestris |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| additional information | - |
additional information | no Michaelis-Menten kinetics are obtained, possibly a positive cooperative behavior with kinetic values S0.5 of 0.8mM for 2-oxoglutarate and S0.5 of 6.3 mM for ornithine | Pinus sylvestris |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 49000 | - |
x * 51200, calculated, x * 49000, SDS-PAGE | Pinus sylvestris |
| 51200 | - |
x * 51200, calculated, x * 49000, SDS-PAGE | Pinus sylvestris |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Pinus sylvestris | Q1RPP3 | - |
- |
Posttranslational Modification
| Posttranslational Modification | Comment | Organism |
|---|---|---|
| additional information | sequence contains a putative N-terminal signal peptide for mitochondrial targeting | Pinus sylvestris |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| embryo | expression is undetectable in the embryo, but increase of activity is observed in germinating embryos and seedlings | Pinus sylvestris | - |
| seedling | expression is highly induced at early stages of germination and seedling development in all different organs. An increase of activity is observed in germinating embryos and seedlings | Pinus sylvestris | - |
| stem | increase in transcript level in lignified stems of 90-d-old plants | Pinus sylvestris | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| L-ornithine + 2-oxoglutarate | - |
Pinus sylvestris | L-glutamate + DELTA1-pyrroline-5-carboxylate | - |
? |  |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 51200, calculated, x * 49000, SDS-PAGE | Pinus sylvestris |
pI Value
| Organism | Comment | pI Value Maximum | pI Value |
|---|---|---|---|
| Pinus sylvestris | calculated | - |
7.5 |
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Release 2023.1 (January 2023)
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