| RPN1 — Ribophorin I | |
|---|---|
| Symbol | RPN1 |
| Full Name | Ribophorin I |
| Chromosome | 3q26.33 |
| NCBI Gene | 6184 |
| Ensembl | ENSG00000166788 |
| OMIM | 180478 |
| UniProt | P46976 |
| Diseases | Alzheimer's Disease, Parkinson's Disease |
| Expression | Ubiquitous, Rough ER, Pancreas |
Rpn1 Gene is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
RPN1 encodes Ribophorin I, a type I transmembrane protein that is a core component of the rough endoplasmic reticulum (ER). It is part of the oligosaccharyltransferase (OST) complex that catalyzes N-linked glycosylation of nascent polypeptides [1]. Ribophorin I is essential for protein translocation across the ER membrane and proper protein folding.
The protein is expressed ubiquitously but is particularly abundant in tissues with high protein secretory activity, including the pancreas, liver, and brain. Within cells, RPN1 localizes primarily to the rough ER membrane.
RPN1 functions as:
As part of the OST complex, RPN1 catalyzes:
RPN1 may play a role in AD through:
Dysregulated RPN1 may contribute to PD through:
The study of Rpn1 Gene has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.