NR2F2 is a ligand-activated nuclear receptor transcription factor that functions as a key regulator of cell differentiation, stemness, and developmental patterning. It is activated by retinoic acid and regulates apolipoprotein A-I gene transcription 1. NR2F2 marks trophectoderm maturation during human pre-implantation development, initiating from the polar side and spreading after implantation 1. In gastric organogenesis, NR2F2 mediates fundic-antral patterning through neural-epithelial crosstalk 2. NR2F2 plays critical roles in disease pathogenesis across multiple systems. In Parkinson's disease, NR2F2 is strongly upregulated in a vulnerable dopamine neuron subtype confined to the ventral substantia nigra pars compacta that selectively degenerates in patients 3. In malignant squamous cell carcinoma, NR2F2 promotes tumor stemness and invasion while repressing differentiation, sustaining the malignant state 4. During metastatic melanoma progression, an alternative NR2F2 isoform becomes hypomethylated and re-expressed, facilitating epithelial-mesenchymal transition and neural crest cell-like features 5. Under hyperglycemic stress, NR2F2 represses oxidative phosphorylation in skin fibroblasts by activating MTERF3 and inhibiting GDF15, impairing mitochondrial function and collagen biosynthesis 6. In the amygdala, NR2F2 in neurons mediates stress-induced fear behavior through pro-inflammatory signaling downstream of reduced EGFR expression in astrocytes 7. NR2F2 also functions in hypertension by modulating local DNA methylation and reducing Kcnk3 gene expression, driving vascular remodeling 8.