The enzyme <small>L</small>-erythro-3-hydroxyaspartate aldolase () catalyzes the chemical reaction
This enzyme belongs to the family of lyases, specifically the oxo-acid-lyases, which cleave carbon-carbon bonds. The systematic name of this enzyme class is <small>L</small>-erythro-3-hydroxy-aspartate glyoxylate-lyase (glycine-forming). Other names in common use include erythro-beta-hydroxyaspartate aldolase, erythro-beta-hydroxyaspartate glycine-lyase, and erythro-3-hydroxy-Ls-aspartate glyoxylate-lyase.