oxaloacetate + NH4(+) => (3R)-3-hydroxy-D-aspartate
oxaloacetate + nh4(+) => (3r)-3-hydroxy-d-aspartate
oxaloacetate + NH4(+) => (3R)-3-hydroxy-D-aspartate
oxaloacetate + nh4(+) => (3r)-3-hydroxy-d-aspartate