2.6.1.54 4-aminobutyrate stimulation, 177% of non-stimulated activity 637633 2.6.1.54 D-asparagine stimulation, 112% of non-stimulated activity 637633 2.6.1.54 D-cysteine stimulation, 135% of non-stimulated activity 637633 2.6.1.54 D-methionine stimulation, 127% of non-stimulated activity 637633 2.6.1.54 DL-Ornithine stimulation, 112% of non-stimulated activity 637633 2.6.1.54 glycine stimulation, 137% of non-stimulated activity 637633 2.6.1.54 L-asparagine stimulation, 112% of non-stimulated activity 637633 2.6.1.54 L-glutamate stimulation, 166% of non-stimulated activity 637633 2.6.1.54 L-lysine stimulation, 105% of non-stimulated activity 637633 2.6.1.54 L-methionine stimulation, 114% of non-stimulated activity 637633