Inhibitors | Comment | Organism | Structure |
---|---|---|---|
glycine | competitive vs. L-serine | Spinacia oleracea | |
hydroxylamine | 0.002 mM, 92% inhibition, serine, L-alanine and glycine protect | Spinacia oleracea | |
L-alanine | competitive vs. L-serine | Spinacia oleracea |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.15 | - |
glyoxylate | pH 7.0, 27°C | Spinacia oleracea | |
2.7 | - |
L-serine | pH 7.0, 27°C | Spinacia oleracea |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
peroxisome | - |
Spinacia oleracea | 5777 | - |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
L-serine + glyoxylate | Spinacia oleracea | physiologically irreversible | 3-hydroxypyruvate + glycine | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Spinacia oleracea | - |
spinach | - |
Purification (Comment) | Organism |
---|---|
partial | Spinacia oleracea |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
L-serine + glyoxylate = 3-hydroxypyruvate + glycine | ping-pong reaction mechanism | Spinacia oleracea |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Spinacia oleracea | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
2.18 | - |
- |
Spinacia oleracea |
Storage Stability | Organism |
---|---|
-18°C, 2 weeks | Spinacia oleracea |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
L-alanine + glyoxylate | poor substrate | Spinacia oleracea | pyruvate + glycine | - |
? | |
L-serine + glyoxylate | - |
Spinacia oleracea | 3-hydroxypyruvate + glycine | - |
r | |
L-serine + glyoxylate | physiologically irreversible | Spinacia oleracea | 3-hydroxypyruvate + glycine | - |
? | |
L-serine + pyruvate | poor substrate, 10% of glyoxylate transamination activity | Spinacia oleracea | 3-hydroxypyruvate + L-alanine | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
27 | - |
assay at | Spinacia oleracea |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
- |
Spinacia oleracea |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6 | 9 | approx. 60% of maximal activity at pH 6, approx. half-maximal activity at pH 9 | Spinacia oleracea |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
pyridoxal 5'-phosphate | required for activity | Spinacia oleracea |
Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|
33 | - |
glycine | pH 7.0, 27°C | Spinacia oleracea | |
45 | - |
L-alanine | pH 7.0, 27°C | Spinacia oleracea |