ARI-3144 is an excellent substrate for fibroblast activation protein (FAP). ARI-3144 is a FAP-activated proteasome inhibitor that can be used for the research of solid tumors[1].
References
[1] Bachovchin WW, et al. FAP-Activated Proteasome Inhibitors for Treating Solid Tumors. United States
, US20140255300A1. 2014-09-11.