Drug Gene Type Source ISOSORBIDE DINITRATE GUCY1B3 - D1 PubChem ISOSORBIDE DINITRATE GUCY1B2 - D1 PubChem ISOSORBIDE DINITRATE GUCY1A2 - D1 PubChem ISOSORBIDE DINITRATE GUCY1A3 - D1 PubChem