ID CYSTATIN; PATTERN. AC PS00287; DT 01-APR-1990 CREATED; 01-APR-2006 DATA UPDATE; 29-MAY-2024 INFO UPDATE. DE Cysteine proteases inhibitors signature. PA [GSTEQKRV]-Q-[LIVT]-[VAF]-[SAGQ]-G-{DG}-[LIVMNK]-{TK}-x-[LIVMFY]-{S}- PA [LIVMFYA]-[DENQKRHSIV]. CC /VERSION=2; DO PDOC00259; //