PARP-2/1-IN-2

PARP-2/1-IN-2, an enantiomer of Veliparib, serves as a potent inhibitor of PARP, demonstrating inhibition constants (Kis) of 2 nM for PARP-2 and 5 nM for PARP-1. This compound exhibits a half-maximal effective concentration (EC50) of 3 nM in cell-based assays evaluating PARP activity [1].