threo-3-hydroxy-L-aspartate ammonia-lyase EC#: 4.3.1.16; ChemWhat Code: 1382846

Product Name threo-3-hydroxy-L-aspartate ammonia-lyase
Example Structure Example Structure of threo-3-hydroxy-L-aspartate ammonia-lyase EC#: 4.3.1.16
Synonyms D-THA DH, D-threo-3-hydroxyaspartate dehydratase, L-THA DH, L-threo-3-hydroxyaspartate dehydratase, threo-3-hydroxyaspartate ammonia-lyase, threo-3-hydroxyaspartate dehydratase
EC Number 4.3.1.16
CAS Registry Number
Comments A pyridoxal-phosphate protein. The enzyme, purified from the bacterium?Pseudomonas?sp. T62, is highly specific, and does not accept any other stereoisomer of 3-hydroxyaspartate. Different from EC?4.3.1.20,?erythro-3-hydroxy-L-aspartate ammonia-lyase and EC?4.3.1.27,?threo-3-hydroxy-D-aspartate ammonia-lyase. Requires a divalent cation such as Mn2+, Mg2+, or Ca2+.
Cofactor pyridoxal 5′-phosphate
History
Reactions Threo-3-hydroxy-L-aspartate = oxaloacetate + NH(3).

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