EC Number |
Protein Variants |
Reference |
---|
2.4.1.4 | A170V/Q353L |
random mutagenesis, the mutant shows 3.5fold increased thermostabilty at 50°C compared to the wild-type enzyme |
689922 |
2.4.1.4 | D144A |
site-directed mutagenesis |
737204 |
2.4.1.4 | D144E |
site-directed mutagenesis |
737204 |
2.4.1.4 | D144I |
site-directed mutagenesis |
737204 |
2.4.1.4 | D394A |
23.5% of the wild-type activity, according to the initial rate of sucrose consumption, very poor ativation by glycogen |
659439 |
2.4.1.4 | D507A |
site-directed mutagenesis |
737204 |
2.4.1.4 | D507I |
site-directed mutagenesis |
737204 |
2.4.1.4 | E227G |
mutant enzyme is a highly efficient polymerase that produces a longer polymer than the wild-type enzyme. Decreased stability and the temperature optimum compared to wild-type enzyme |
673575 |
2.4.1.4 | E328Q |
inactive mutant |
720052 |
2.4.1.4 | E328Q |
inactive mutant, sucrose binding structure analysis using the crystal structure, PDB ID 1JGI |
737204 |