NSC 642739 Staurosporine, 7b-Hydroxy, Streptomyces sp. Pale yellow solid. PROTECT FROM LIGHT. PACKAGED UNDER INERT GAS. A cell-permeable ATP-competitive PKC inhibitor that exhibits decreased potency and selectivity towards calcium-dependent isoforms (IC50 = 0.53, 0.7, 0.39, 2.83, and 1.23 µM for PKCa, PKCb, PKCg, PKCd, and PKCe, respectively) when compared with its stereoisomer UCN-01 (Cat. No. 539644). Does not inhibit PKCz even at concentrations as high as 10 µM. Purity: ≥95% by HPLC. CAS 121569-61-7. Ref.: Sato, S., et al. 2002. Oncogene 21, 1727. Seynaeve, C.M., et al. 1994. Mol. Pharmacol. 45, 1207. Takahashi, I., et al. 1987, J. Antibiot. 42, 571. |