>3o4d_A mol:protein length:142 de novo designed beta-trefoil architecture with symmetric primary structure HHHHHHFNLPPGNYKKPVLLKSTETGQYLRINPDGTVDGTRDRSDPHIQFQISPEGNGE VLLKSTETGQYLRINPDGTVDGTRDRSDPHIQFQISPEGNGEVLLKSTETGQYLRINPD GTVDGTRDRSDPHIQFQISPEGNG