>4i4s_A mol:protein length:146 BEL beta-trefoilVNFPNIPAEGAQFRLRARDTGYVIYSRTENPPLVWQYNGPPYDDQLFTLIYGTGPHQNLYAIKSVPNGRVLFSRTSASPHVGNIAGDGTYNDNWFQFIQDDNDPNSFRIYSLASDTVLYSRTTPDPQFGNYTGAKYDDQLWHFELV