L 888607 Racemate is a selective antagonist of prostaglandin D2 receptor subtype 1 (DP1) (Kis: 132 nM and 17 nM for DP1 and thromboxane A2 receptor (TP), respectively).
DP-1, a Ganetespib degradation product, represents a fragment derived from SDC-TRAP-0063. Ganetespib itself functions as an inhibitor of heat shock protein 90 (HSP90), exhibiting notable anti-tumor properties.