Protein Variants | Comment | Organism |
---|---|---|
A255P | 2.0% activity compared to the wild type enzyme | Picrophilus torridus |
D411P | 3.2% activity compared to the wild type enzyme | Picrophilus torridus |
D41P | 99.6% activity compared to the wild type enzyme | Picrophilus torridus |
E469P | 50% activity compared to the wild type enzyme | Picrophilus torridus |
I121P | 21.3% activity compared to the wild type enzyme | Picrophilus torridus |
I385P | 5.1% activity compared to the wild type enzyme | Picrophilus torridus |
K332P | 96.7% activity compared to the wild type enzyme | Picrophilus torridus |
N503P | the mutant shows about 39% higher relative activity than that of the wild type at 65°C for 120 min. The trehalose yield of the mutant is 1.3fold higher than that of the wild type with sweet potato starch as substrate at 50°C for 4 h | Picrophilus torridus |
R523P | 90.8% activity compared to the wild type enzyme | Picrophilus torridus |
S439P | 20.8% activity compared to the wild type enzyme | Picrophilus torridus |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
65000 | - |
x * 65000, SDS-PAGE | Picrophilus torridus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Picrophilus torridus | - |
- |
- |
Purification (Comment) | Organism |
---|---|
HiTrap Chelating HP column chromatography | Picrophilus torridus |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.05 | - |
cell-free extract, at pH 6.0 and 45°C for 25 min using maltose as substrate | Picrophilus torridus |
0.25 | - |
after 5.3fold purification, at pH 6.0 and 45°C for 25 min using maltose as substrate | Picrophilus torridus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
maltose | - |
Picrophilus torridus | alpha,alpha-trehalose | - |
? | |
starch | - |
Picrophilus torridus | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 65000, SDS-PAGE | Picrophilus torridus |
Synonyms | Comment | Organism |
---|---|---|
PTTS | - |
Picrophilus torridus |
Trehalose synthase | - |
Picrophilus torridus |
TSase | - |
Picrophilus torridus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
65 | - |
the wild type enzyme retains 40% of activity after 120 min at 65°C | Picrophilus torridus |