You can find more information about PF3D7_0518300-a subunits 1-7 using the following links:

PlasmoDB - the Plasmodium genome resource
The TDR Targets Database
Affecting Drugs
Drug Name PubMed Articles (year of publication)
(S)-2,2-diheptyl-3-(5-(6-methoxyquinolin-8-yl)pentyl)-5-methylimidazolidin-4-one
Bortezomib