heterodimer molecule; MW 90 kDa; composed of 65 kDa heavy chain & 32 kDa light chain; preferentially cleaves methylcoumaryl amide substrates containing the processing site of pro-hepatocyte growth factor; cleaves proHGF at the Arg494-Val495 site
Source
Biochem Biophys Res Commun 1994 Feb 15;198(3):1161-9