ID 4.3.1.16 DE threo-3-hydroxy-L-aspartate ammonia-lyase. AN L-threo-3-hydroxyaspartate dehydratase. AN threo-3-hydroxyaspartate dehydratase. CA (3S)-3-hydroxy-L-aspartate = NH4(+) + oxaloacetate. CC -!- The enzyme, purified from the bacterium Pseudomonas sp. T62, CC is highly specific, and does not accept any other stereoisomer of CC 3-hydroxyaspartate. CC -!- Different from EC 4.3.1.20 and EC 4.3.1.27. CC -!- Requires a divalent cation such as Mn(2+), Mg(2+), or Ca(2+). DR A4F2N8, LTHAD_PSESP; P36007, LTHAD_YEAST; //