UNC2541 is a potent and Mer tyrosine kinase (MerTK)-specific inhibitor, binds in the MerTK ATP pocket, with an IC50 of 4.4 nM, more selective over Axl, Tyro3 and Flt3. UNC2541 inhibits phosphorylated MerTK (pMerTK; EC50, 510 nM).
R916562 is an orally active and selective Axl/VEGF-R2 inhibitor with IC50s of 136 nM and 24 nM, respectively. R916562 has anti-angiogenesis and anti-metastasis.
