AC-264613 is an agonist of the GPCR protease-activated receptor 2 (PAR2).

N-Succinimidyl S-acetylthioacetate (SATA) is a protein modification agent that introduces thiol-groups into protein molecules and adds sulfhydryl groups in a protected form to proteins and other amine-containing molecules for later reaction with sulfhydryl reactive crosslinkers such as Sulfo-SMCC, Sulfo-MBS, etc.

3-Acetylindole can be used as a substituent and a probe to L-tryptophan for Sudlow site II.