this enzyme belongs to the family of hydrolases, specifically those acting on halide bonds in carbon-halide compounds. the systematic name of this enzyme class is (r)-2-haloacid halidohydrolase. other names in common use include 2-haloalkanoic acid dehalogenase[ambiguous], 2-haloalkanoid acid halidohydrolase[ambiguous], d-2-haloacid dehalogenase, and d-dex.