BiochemistrybioRxivPreprint
Distal conformational steering by N-terminal pyroglutamylation enables subtype-selective GPCR activation across Aplysia PRXamide and human Neuromedin U signaling
Jian Hui Chang, Wei-Jia Liu, Shao-Qian Wu…·Jian Jing
The paper shows how N-terminal pyroglutamylation (pQ) biases GPCR activation by altering ligand conformation and receptor pocket mechanics, enabling subtype-selective signaling in both Aplysia and human systems.
DOI 10.64898/2026.07.28.741146