Tubulin Polymerization Inhibitor (AS269 Payload) (None)

Tubulin polymerization inhibitors are a class of compounds that disrupt the formation of microtubules by preventing the polymerization of tubulin. The AS269 payload is an example of such an inhibitor, used as a cytotoxic agent in targeted cancer therapies, including antibody-drug conjugates (ADCs). These inhibitors bind at or near the colchicine binding site on tubulin, preventing proper spindle formation, blocking cell cycle progression and inducing apoptosis in rapidly dividing cancer cells. They offer potential advantages over traditional chemotherapies due to reduced susceptibility to common resistance pathways.

Other names

Microtubule destabilizerAS269pAF-AS269

Inhibition of tubulin polymerization, leading to disruption of microtubule dynamics and mitotic spindle formation, ultimately inducing cell cycle arrest and apoptosis.