PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33718200-5 2021 Sildenafil, tadalafil, and vardenafil are PDE5 inhibitors and potent vasodilators, that extend the physiological effects of nitric oxide and cyclic guanosine monophosphate (cGMP) signaling. Cyclic GMP 141-171 phosphodiesterase 5A Homo sapiens 42-46 33718200-5 2021 Sildenafil, tadalafil, and vardenafil are PDE5 inhibitors and potent vasodilators, that extend the physiological effects of nitric oxide and cyclic guanosine monophosphate (cGMP) signaling. Cyclic GMP 173-177 phosphodiesterase 5A Homo sapiens 42-46