5.4.99.5 13400 - 0.1 mM tyrosine, mutant D233I 651936 5.4.99.5 22000 - 0.1 mM tyrosine, mutant D233T 651936 5.4.99.5 3300 - 0.1 mM tyrosine, mutant T226D 651936 5.4.99.5 21700 - 0.1 mM tyrosine, mutant T226I 651936 5.4.99.5 1200 - 0.1 mM tyrosine, wild-type 651936 5.4.99.5 8400 - 0.1 mM tyrosine, wild-type 651936 5.4.99.5 63000 - 0.5 mM tryptophan, mutant D233I 651936 5.4.99.5 64300 - 0.5 mM tryptophan, mutant D233T 651936 5.4.99.5 11100 - 0.5 mM tryptophan, mutant T226D 651936 5.4.99.5 26400 - 0.5 mM tryptophan, mutant T226I 651936