4.2.1.108 C105A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme -, 749081 4.2.1.108 C105S site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme -, 749081 4.2.1.108 D91A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 D91E site-directed mutagenesis, the mutant shows similar activity as the wild-type enzyme 749081 4.2.1.108 E115A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 E115D site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 E57A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme -, 749081 4.2.1.108 E57D site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 F107A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 F107W site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 F107Y site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 H117A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme -, 749081 4.2.1.108 H51A site-directed mutagenesis, the mutant shows similar activity as the wild-type enzyme 749081 4.2.1.108 H55A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 H93A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 H93N site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 L87A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 additional information construction of enzyme-deficient strains by gene ectC inframe deletion though the splicing-by-overlap-extension PCR technique -, 713911 4.2.1.108 additional information expression in transgenic Nicotiana tabacum BY2 cells increases the osmotolerance and growth rate of the cells under hyperosmotic conditions -, 663114 4.2.1.108 additional information structure-guided site-directed mutagenesis is used targeting amino acid residues that are evolutionarily highly conserved among the extended EctC protein family, including those forming the presumptive iron-binding site -, 749081 4.2.1.108 S23A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 T40A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 T41A site-directed mutagenesis, the mutant shows similar activity as the wild-type enzyme 749081 4.2.1.108 W21A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 Y52A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 Y85A site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 Y85F site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081 4.2.1.108 Y85W site-directed mutagenesis, the mutant shows reduced activity compared to the wild-type enzyme 749081