RESIDUES A 213-214, C 213-215 WERE FROM C-TERMINAL OF CYSTEINE PROTEINASE INHIBITOR (CECPI; ...RESIDUES A 213-214, C 213-215 WERE FROM C-TERMINAL OF CYSTEINE PROTEINASE INHIBITOR (CECPI; SEQUENCE: TPADLGVKRDAHEAEWLEIPTHDPVVQDAANHAVKSIQQRSNTLFPYELLEILHAKAKVLEDLAKIHLLLKLKRGSREEKFKVEVHKNIEGTFHLNQMEQDHSDSGN; SOURCE: COCOCASIA ESCULENTA; DATABASE: UNIPROTKB/TREMBL Q8L5J8; OVEREXPRESSED IN E. COLI BL21(DE3); PLASMID NAME: PGEX-4T-1). THE C-TERMINAL DOMAIN OF CSCPI WAS CO-CRYSTALLIZED WITH PAPAIN, BUT WAS DIGESTED BY PAPAIN. ONLY 2 OR 3 RESIDUES REMAINED.