| PRKAR1A | |
|---|---|
| Gene Symbol | PRKAR1A |
| Full Name | Protein Kinase A Regulatory Subunit 1 Alpha |
| Chromosomal Location | 17q22 |
| NCBI Gene ID | 5573 |
| Ensembl ID | ENSG00000163644 |
| OMIM ID | 188830 |
| UniProt ID | P10644 |
| Associated Diseases | Carney Complex, Neurofibromatosis, Learning Disabilities |
| Protein Family | PKA R1 subunit family (cAMP-dependent protein kinase) |
Prkar1A Protein Kinase A Regulatory Subunit 1 Alpha is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
PRKAR1A encodes the regulatory subunit type 1A of cAMP-dependent protein kinase (PKA), a crucial enzyme in cellular signaling. PKA is a tetrameric holoenzyme consisting of two regulatory and two catalytic subunits. The R1alpha subunit is widely expressed and plays essential roles in neuronal signaling, synaptic plasticity, learning, and memory formation. In the brain, PRKAR1A-mediated PKA signaling regulates cAMP response element-binding protein (CREB)-dependent gene transcription, which is critical for neuronal survival and plasticity. Mutations in PRKAR1A cause Carney complex, a disorder characterized by endocrine overactivity and neoplasms. In neurons, dysregulated PKA signaling due to PRKAR1A dysfunction may contribute to neurodevelopmental disorders and cognitive impairments.
This page provides comprehensive information about the subject's role in neurodegenerative diseases. The subject participates in various molecular pathways and cellular processes relevant to Alzheimer's disease, Parkinson's disease, and related conditions.
The PRKAR1A gene encodes a protein involved in key cellular processes relevant to neuronal function and survival. This protein plays important roles in transcriptional regulation, chromatin dynamics, and cellular signaling pathways that are critical for proper brain function.
Pathogenic variants in PRKAR1A are associated with several neurological conditions, including spinocerebellar ataxias, neurodevelopmental disorders, and neurodegenerative diseases. The gene's normal function in transcriptional control and chromatin regulation becomes disrupted in these disease states.
PRKAR1A is expressed in various brain regions, with particularly high expression in areas involved in motor control, learning, and memory. The gene shows cell-type specific expression patterns in neurons and glia.
The study of Prkar1A Protein Kinase A Regulatory Subunit 1 Alpha 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.