You can find more information about g-Glutamylcysteine synthetase using the following links:

PFID PFID Old Formal Annotation PlasmoDB TDR Targets Subcellular Localization Affecting Drugs
Drug Name PubMed Articles (year of publication)
PF3D7_0918900 PFI0925w gamma-glutamylcysteine synthetase PlasmoDB TDR
L-buthionine sulfoximine
Suggested target
Expasy - NiceZime View
Brenda - The Comprehensive Enzyme Information System
Reaction Link