fig1

Figure 1. Structures of small molecular weight chemicals that were interacted with His-tagged far upstream element-binding protein-interacting repressor (His-FIR) or His-FIRΔexon2 screened by natural product depository (NPDepo) (RIKEN, JPN). 3+: strong interaction; 2+: moderate interaction; 1+: weak interaction; IUPAC: International Union of Pure and Applied Chemistry