- 最新进展
最新进展
KRAS靶点背景介绍
KRAS 是肿瘤中最常见的原癌基因,编码的蛋白是细胞信号传导的关键分子开关,主要调控细胞增殖、分化与存活。其突变多发生在 12、13、61 位氨基酸,以 G12C、G12D、G12V 为主,突变后蛋白持续活化,驱动肿瘤发生发展。KRAS 突变在胰腺癌、结直肠癌、非小细胞肺癌中高发,与预后不良、治疗耐药密切相关。因结构特殊,它曾被认为 "不可成药",近年来随着 G12C 抑制剂成功上市,以及泛 KRAS 抑制剂、联合用药等策略快速发展,KRAS 已成为肿瘤治疗的重要靶点。

doi: 10.3390/jcm12020709
KRAS基因关键突变
- 高频位点:90%以上突变集中于12、13、61位氨基酸
- 常见亚型:G12C、G12D、G12V(临床最具研究价值)
- 肿瘤分布:胰腺癌(≈90%)、结直肠癌(40%-50%)、非小细胞肺癌(25%-30%)
KRAS在研的部分药物进展

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|---|---|
| KRAS [Q61H] Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080008 |
| KRAS [G13D] Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080007 |
| KRAS [G13C] Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080006 |
| KRAS [G12R] Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080005 |
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| KRAS [G12V] Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080003 |
| KRAS [G12C] His Tag Protein, Human(Load GDP/GMPPNP) | UA080002 |
| KRAS Avi&His Tag Protein, Human(Load GDP/GMPPNP) | UA080001 |
| Biotin Kras[G12A] Protein, Human(Load GDP/GMPPNP) | UA080271 |
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| UA-MHC HLA-A*1101/VVVGADGVGK KRAS G12D Tetramer-APC Labelled | UA089015 |
| UA-MHC HLA-A*0201/KLVVVGAVGV KRAS 12V Tetramer-PE Labelled | UA089017 |
| UA-MHC HLA-A*1101/VVGAVGVGK KRAS G12V Tetramer-APC Labelled | UA089046 |
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| UniOne® TR-FRET Human KRAS[G13D] /CRBN PROTAC Binding Kit(GDP/GTP load) | UA086004 |
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| UniOne® TR-FRET Human KRAS[G12C] /CRBN PROTAC Binding Kit(GDP/GTP load) | UA086001 |
| UniOne® TR-FRET Human KRAS G12C&cRAF Binding Kit | UA086027 |
| UniOne® TR-FRET Human KRAS G12D&cRAF Binding Kit | UA086028 |
| UniOne® TR-FRET Human KRAS G12V&cRAF Binding Kit | UA086029 |
| UniOne® TR-FRET Human KRAS G13C&cRAF Binding Kit | UA086030 |
| UniOne® TR-FRET Human KRAS G13D&cRAF Binding Kit | UA086031 |
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