ID   4.3.1.20
DE   erythro-3-hydroxy-L-aspartate ammonia-lyase.
AN   3-hydroxyaspartate dehydratase.
AN   erythro-3-hydroxyaspartate dehydratase.
AN   erythro-3-hydroxy-Ls-aspartate hydro-lyase (deaminating).
AN   erythro-beta-hydroxyaspartate dehydratase.
CA   (3R)-3-hydroxy-L-aspartate = NH4(+) + oxaloacetate.
CC   -!- The enzyme, which was characterized from the bacterium Paracoccus
CC       denitrificans NCIMB 8944, is highly specific for the L-isomer of
CC       erythro-3-hydroxyaspartate.
CC   -!- Different from EC 4.3.1.16 and EC 4.3.1.27.
CC   -!- Requires a divalent cation such as Mn(2+), Mg(2+), or Ca(2+).
CC   -!- Formerly EC 4.2.1.38.
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