Shuttle amino groups between amino acids and a-keto acids The aspartate aminotransferase门冬氨酸转氨酶 catalyzes the transfer of an amino group from aspartate to a-ketoglutarate. 00C C00- CH2 C00 CH2 H20 H29 H2 C00 —C00 H3N C00 +H3N C00 Aspartate a-Ketoglutarate Oxaloacetate Glutamate (草酰乙酸) not free enzyme Aspartate Oxaloacetate o-Ketoglutarate Glutamate Enzyme Enzyme E (E-NH3) =(-NH)三 (E-NH3) E (aspartate) (oxaloacetate) (c-ketoglutarate) (glutamate)The aspartate aminotransferase 门冬氨酸转氨酶 catalyzes the transfer of an amino group from aspartate to α-ketoglutarate. Shuttle amino groups between amino acids and α-keto acids （草酰乙酸） not free enzyme