Stx1A Gene Syntaxin 1A is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
The STX1A (Syntaxin-1A) gene encodes a presynaptic plasma membrane protein that plays a critical role in neurotransmitter release and synaptic vesicle fusion. Syntaxin-1A is a member of the SNARE (Soluble N-ethylmaleimide-sensitive factor Attachment Protein Receptor) family and is essential for synaptic transmission, neuronal signaling, and exocytosis. STX1A is widely expressed in the central nervous system and has been implicated in various neurological disorders. [1]
This gene is involved in: [2]
STX1A (Syntaxin-1A) is a gene encoding a crucial SNARE protein involved in synaptic vesicle fusion and neurotransmitter release. It is essential for synaptic transmission and is implicated in various neurological disorders. [3]
| Property | Value | [4]
|----------|-------| [5]
| Gene Symbol | STX1A | [^7]
| Chromosomal Location | 7q11.23 | [^8]
| Protein | Syntaxin-1A | [^9]
| Function | Synaptic vesicle fusion, SNARE complex formation |
| Related Diseases | Alzheimer's Disease, Parkinson's Disease, Schizophrenia |
Syntaxin-1A is a 288-amino acid transmembrane protein that:
Syntaxin-1A has a complex domain architecture:
The N-terminal Habc domain folds back onto the SNARE motif in the closed conformation, preventing premature SNARE complex assembly. This regulatory mechanism ensures proper timing of vesicle fusion.
In the CNS, syntaxin-1A is expressed:
Subcellular localization:
Syntaxin-1A directly interacts with voltage-gated calcium channels:
The study of Stx1A Gene Syntaxin 1A 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.
Sheng ZH, Rettig J. Calcium-dependent binding of syntaxin to SNAP-25. J Biol Chem. 1996. ↩︎
Liu J, Rizo J. How does synaptotagmin trigger neurotransmitter release? Annu Rev Biochem. Annu Rev Biochem. 2018. ↩︎
Mohrmann R, Rizzoli SO. Fast synaptic vesicle reuse. Curr Opin Neurobiol. 2020. ↩︎
Milovanovic D, Jahn R. Organization of the exocytic machinery. Nat Rev Mol Cell Biol. 2015. ↩︎
Rizo J, Rosen MK. Molecular mechanism of neurotransmitter release. Annu Rev Biochem. 2018. ↩︎