Interestingly, PBMCs from ME/CFS patients showed lower levels in four mitochondrial proteins: PDPR (FC = 0.85), PANK2 (FC = 0.85), ATP5FIE (FC = 0.86), and SLC25A24 (FC = 0.88). The gene discussed is SLC25A24; the disease is myalgic encephalomeyelitis/chronic fatigue syndrome.