Application | Comment | Organism |
---|---|---|
nutrition | industrially important organism used widely as a starter in the dairy industry | Lactococcus lactis |
General Stability | Organism |
---|---|
enzymatic activity of CEOS is lost at guanidine-HCl concentrations from 0.5-1.2 M | Lactococcus lactis |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
34200 | - |
4 * 34200, sedimentation equilibrium, 20°C, 3.5 M guanidine-HCl | Lactococcus lactis |
34700 | - |
4 * 34700, sedimentation equilibrium, 20°C, 3.0 M guanidine-HCl | Lactococcus lactis |
34900 | - |
4 * 34900, sedimentation equilibrium, 20°C | Lactococcus lactis |
35300 | - |
4 * 35300 | Lactococcus lactis |
35320 | - |
deduced from amino acid sequence | Lactococcus lactis |
38600 | - |
4 * 38600, sedimentation equilibrium, 20°C | Lactococcus lactis |
127500 | - |
sedimentation equilibrium at 20°C, 3.0 M guanidine-HCl | Lactococcus lactis |
135900 | - |
sedimentation equilibrium at 20°C, 3.0 M guanidine-HCl | Lactococcus lactis |
136900 | - |
sedimentation equilibrium at 20°C | Lactococcus lactis |
138900 | - |
sedimentation equilibrium at 20°C, 3.5 M guanidine-HCl | Lactococcus lactis |
141300 | - |
gel filtration, analytical ultracentrifugation, sedimentation equilibrium | Lactococcus lactis |
145700 | - |
sedimentation equilibrium at 4°C | Lactococcus lactis |
146700 | - |
sedimentation equilibrium at 20°C, 3.5 M guanidine-HCl | Lactococcus lactis |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Lactococcus lactis | - |
- |
- |
Purification (Comment) | Organism |
---|---|
recombinant enzyme purified from the overproducing strain Escherichia coli CEO571 | Lactococcus lactis |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
L-ornithine + pyruvate + NADPH | pyruvic acid serves as an effective keto substrate for the condensation reaction | Lactococcus lactis | N5-(L-1-carboxyethyl)-L-ornithine + NADP+ + H2O | - |
ir | |
lysine + pyruvate + NADPH | - |
Lactococcus lactis | N7-(1-carboxyethyl)lysine + NADP+ + H2O | - |
ir |
Subunits | Comment | Organism |
---|---|---|
tetramer | 4 * 34900, sedimentation equilibrium, 20°C | Lactococcus lactis |
tetramer | 4 * 35300 | Lactococcus lactis |
tetramer | 4 * 34200, sedimentation equilibrium, 20°C, 3.5 M guanidine-HCl | Lactococcus lactis |
tetramer | 4 * 38600, sedimentation equilibrium, 20°C | Lactococcus lactis |
tetramer | 4 * 34700, sedimentation equilibrium, 20°C, 3.0 M guanidine-HCl | Lactococcus lactis |
Synonyms | Comment | Organism |
---|---|---|
CEOS | - |
Lactococcus lactis |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
55 | - |
heating CEOS in absence of guanidine-HCl produces irreversible denaturation and loss in activity | Lactococcus lactis |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
NADPH | - |
Lactococcus lactis |