Fig. 1From: Comparing sequence and structure of falcipains and human homologs at prodomain and catalytic active site for malarial peptide based inhibitor designClan CA cysteine protease zymogen prodomain-catalytic domain interaction modes. Surface representation of a human Cat-K and b FP-2. c FP-2 prodomain structural elements (pink; in cartoon representation) interacting with the S1 (red), S2 (blue), S3 (green) and S1′ (cyan) subsites of the catalytic domainBack to article page