>3o4c_A mol:protein length:142 de novo designed beta-trefoil architecture with symmetric primary structureHHHHHHFNLPPGNYKKPVLLKSTETGQYLRINPDGTVDGTRDRSDVHIQFQISPEGNGEVLLKSTETGQYLRINPDGTVDGTRDRSDVHIQFQISPEGNGEVLLKSTETGQYLRINPDGTVDGTRDRSDVHIQFQISPEGNG