You can find more information about GTP:AMP phosphotransferase using the following links:

PFID PFID Old Formal Annotation PlasmoDB TDR Targets Subcellular Localization Affecting Drugs
Drug Name PubMed Articles (year of publication)
PF3D7_0415600 PFD0755c GTP:AMP phosphotransferase PlasmoDB TDR
Ap5a
Expasy - NiceZime View
Brenda - The Comprehensive Enzyme Information System