label: poly(3-hydroxybutyrate) depolymerase activity
label_lc: poly(3-hydroxybutyrate) depolymerase activity
description: "Catalysis of the reaction: H2O + poly[(R)-3-hydroxybutanoate](n) = poly[(R)-3-hydroxybutanoate](x) + poly[(R)-3-hydroxybutanoate](n-x); x is 1-5."