cathepsin d ( ec 3.4.3.23 ) purified from human putuitary by affinity chromatography on pepstatin-sepharose cleaved human beta-endorphin ( lph 61-91 ) at the leu ( 77 ) -phe ( 78 ) bond after incubation at ph 3.2 for 1-3 .
C0007427
cathepsin d
C0086418
human