4-(3-Iodophenyl)-2-(4-methylsulfinylphenyl)-5-(4-pyridyl)1H-imidazole Off-white solid. PROTECT FROM LIGHT. A highly specific and potent inhibitor of p38 MAP kinase. Exhibits similar inhibitory potency as its parent compound SB 203580 (Cat. No. 559389). Useful for the identification of inhibitor binding sites in p38 MAP kinase. Purity: ≥95% by HPLC. Ref.: Tong, L., et al. 1997. Nat. Struct. Biol. 4, 311. | 
