You can find more information about Ser-tRNA ligase using the following links:

PFID PFID Old Formal Annotation PlasmoDB TDR Targets Subcellular Localization Affecting Drugs
Drug Name PubMed Articles (year of publication)
PF3D7_0717700 PF07_0073 serine--tRNA ligase, putative PlasmoDB TDR
PF3D7_1216000 PFL0770w serine--tRNA ligase, putative PlasmoDB TDR
Expasy - NiceZime View
Brenda - The Comprehensive Enzyme Information System