You can find more information about PF3D7_1209500-3',5'-cyclic-GMP phosphodiesterase using the following links:

PlasmoDB - the Plasmodium genome resource
The TDR Targets Database
Affecting Drugs
Drug Name PubMed Articles (year of publication)
Adenosine cyclic 3',5'-monophosphate derivatives
E64
Ibmx
Sildenafil
Tadalafil
Theophylline
Zaprinast