| BST1 — Bone Marrow Stromal Cell Antigen 1 | |
|---|---|
| Symbol | BST1 |
| Full Name | Bone Marrow Stromal Cell Antigen 1 |
| Chromosome | 4p15.2 |
| NCBI Gene | 682 |
| Ensembl | ENSG00000105552 |
| OMIM | 615197 |
| UniProt | Q15833 |
| Diseases | [Parkinson's Disease](/diseases/parkinsons-disease) |
| Expression | Bone marrow, hematopoietic cells, brain (low) |
Bst1 Gene Bone Marrow Stromal Cell Antigen 1 plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.
BST1 (Bone Marrow Stromal Cell Antigen 1), also known as CD157, is a gene located on chromosome 4p15.2 that encodes a glycosylphosphatidylinositol (GPI)-anchored protein belonging to the ADP-ribosyl cyclase family[1]. BST1 was initially identified as a cell surface antigen on bone marrow stromal cells and is now recognized as a risk gene for Parkinson's Disease (PD) through genome-wide association studies (GWAS)[2].
The BST1 gene spans approximately 14 kb of genomic DNA on chromosome 4p15.2 and consists of multiple exons. The gene encodes a 310-amino acid protein that is GPI-anchored to the cell membrane. BST1 shares structural and functional homology with CD38, another ADP-ribosyl cyclase involved in calcium signaling[3].
BST1/CD157 is expressed primarily on the surface of hematopoietic cells, including neutrophils, monocytes, and bone marrow stromal cells. The protein functions as:
In the brain, BST1 is expressed at low levels in various cell types, including microglia and neurons, where it may play roles in calcium signaling and neuroimmune communication[4].
BST1 was identified as a susceptibility locus for Parkinson's Disease through multiple GWAS studies, including the International Parkinson's Disease Genomics Consortium (IPDGC)[5]. The risk variants in BST1 are associated with:
The mechanism by which BST1 variants contribute to PD pathogenesis is thought to involve:
BST1 represents a potential therapeutic target for Parkinson's Disease due to its role in:
Modulation of BST1 activity may provide neuroprotective effects by:
Bst1 Gene Bone Marrow Stromal Cell Antigen 1 plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.
The study of Bst1 Gene Bone Marrow Stromal Cell Antigen 1 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.