You can find more information about serine/threonine protein phosphatase using the following links:

PFID PFID Old Formal Annotation PlasmoDB TDR Targets Subcellular Localization Affecting Drugs
Drug Name PubMed Articles (year of publication)
PF3D7_1414400 PF14_0142 serine/threonine protein phosphatase PP1 PlasmoDB TDR
Bipartite peptides containing dpt-sh1 and pp1- or pp2a-interacting sequences.
Leucine-rich repeat protein
Sirna, suggested target
Expasy - NiceZime View
Brenda - The Comprehensive Enzyme Information System