生物活性 | |||
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描述 | MRTX1133 is a noncovalent, potent, and selective inhibitor targeting KRAS G12D. It occupies the switch II pocket optimally and extends three substituents to facilitate favorable interactions with the protein, resulting in an estimated KD against KRAS G12D of 0.2 pM. MRTX1133 blocks SOS1-catalyzed nucleotide exchange and/or the formation of the KRAS G12D/GTP/RAF1 complex, thereby impeding mutant KRAS-dependent signal transduction. It selectively inhibits KRAS G12D mutant tumor cells while sparing KRAS wild-type cells. MRTX1133 exhibits single-digit nanomolar activity in cellular assays and demonstrates significant efficacy in tumor models with KRAS G12D mutations[1][2]. |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
1.66mL 0.33mL 0.17mL |
8.32mL 1.66mL 0.83mL |
16.65mL 3.33mL 1.66mL |