You can find more information about cAMP-dependent protein kinase regulatory subunit using the following links:

PlasmoDB - the Plasmodium genome resource
The TDR Targets Database

Subcellular Localization

PDB protein strucure

Affecting Drugs
Drug Name PubMed Articles (year of publication)
In silico prediction of protein targets of antimalarial compounds, suggested target
Transfection affects npp