K-Ras ligand-Linker Conjugate 4 is a chemical compound that combines a ligand for K-Ras recruiting moiety with a PROTAC linker. This linker is responsible for recruiting E3 ligases such as VHL, CRBN, MDM2, and IAP. The compound has the potential to be used in the synthesis of PROTAC K-Ras Degrader-1, a powerful degrader of K-Ras that has been shown to exhibit a degradation efficacy of ≥70% in SW1573 cells[1].
HPK1-IN-18 is a highly effective and specific HPK1 inhibitor. HPK1, a MAP kinase kinase kinase kinases (MAP4K) member, was initially isolated from hematopoietic progenitor cells. This compound, known as HPK1-IN-18, is valuable for investigating, preventing, or managing diseases or conditions linked to HPK1 activity, such as cancer[1].