Wiktionary
heparanase
n. (context enzyme English) Any enzyme that catalyses the hydrolysis of heparan sulfate into oligosaccharides
Wikipedia
Heparanase
Heparanase, also known as HPSE, is an enzyme that acts both at the cell-surface and within the extracellular matrix to degrade polymeric heparan sulfate molecules into shorter chain length oligosaccharides.