GSH metabolic pathways. 3 PS: 3 phosphoserine; 5 OP: 5 oxoproline; Download Scientific Diagram Figure 1 from Acetaminophen toxicity and 5 oxoproline (pyroglutamic acid): a tale of two cycles, one an ATP depleting futile cycle and the other a useful cycle. Semantic Scholar Frontiers Case report: A Chinese patient with glutathione synthetase deficiency and a novel glutathione synthase mutation SAT 071 Acquired 5 oxoproline acidosis: A rising concern Kidney International Reports Acquired pyroglutamic acidosis due to long term dicloxacillin and paracetamol use BMJ Case Reports SAT 071 Acquired 5 oxoproline acidosis: A rising concern Kidney International Reports