Prostacyclin I2 inhibits platelet aggregation through specific binding to its membrane receptor. In this work, we developed 3D-QSAR models for a series of aromatic heterocyclic compounds from literature using the local intersection volume descriptor. The models obtained can be applied to design new PGI2 receptor ligands with potential platelet anti-aggregating activity.
3D-QSAR; local intersection volume (LIV); prostacyclin receptor; platelet aggregation