SORCS1 (sortilin-related VPS10 domain containing receptor 1) is a membrane-bound sorting receptor that regulates protein trafficking and cellular signaling pathways. The protein functions as a modulator of other VPS10p-domain receptors, particularly sortilin, through direct protein-protein interactions that can inhibit sortilin's cellular uptake functions and downstream signaling 1. SORCS1 plays a critical role in metabolic regulation, with genetic variants associated with impaired insulin secretion and increased type 2 diabetes risk, particularly in overweight women 2. The protein also influences glucose-stimulated insulin secretion in metabolic disorders like polycystic ovary syndrome 3. In neurological contexts, SORCS1 is involved in Alzheimer's disease pathophysiology through multiple mechanisms. It modulates amyloid precursor protein (APP) trafficking and processing, with genetic variants affecting memory retention in AD patients 4. Importantly, SORCS1 can compete with amyloid-β oligomers for binding to neurexins, key synaptic organizers, and rescue amyloid-β-induced synaptic pathology 5. The receptor demonstrates neuroprotective effects by maintaining proper synaptic function and presynaptic organization. SORCS1's dual roles in metabolic and neurological disorders highlight its importance as a potential therapeutic target for diabetes-related cognitive impairment and Alzheimer's disease, with clinical relevance showing sexual dimorphism in disease associations 6.