### PRRC1 Gene Overview

**Gene Symbol**: PRRC1  
**Function**: The PRRC1 gene encodes a protein that is predicted to have identical protein binding activity and protein kinase A (PKA) regulatory subunit binding activity. It is involved in the activation of protein kinase A activity. The protein is primarily located in the Golgi apparatus and is expected to be active in the cytoplasm.

**Expression**: Isoform 4 of the PRRC1 protein is specifically expressed in the liver, whereas other isoforms are ubiquitously expressed, with notably higher expression levels in the kidney, liver, and placenta.

### 1. Associated Genes
PRRC1 may interact or be associated with various other genes, although specific genes were not provided in the summaries. Genes that are often studied alongside PRRC1 may include those involved in the PKA signaling pathway (like PRKACG, PRKAR1A, and PRKAR2A), as well as genes related to Golgi function and protein transport, such as GOLGA2 and ARF1.

### 2. Aging and Age-Related Diseases
While specific studies directly linking PRRC1 to aging or age-related diseases might not be broadly documented, its involvement in PKA activity could suggest implications in cellular signaling pathways that are known to be influenced by age. PKA has been implicated in various processes including metabolism, cellular growth, and aging. Alterations in PKA signaling are frequently observed in age-related diseases such as cancer and neurodegenerative disorders. Additionally, the expression patterns in key organs related to metabolism might hint at a role in metabolic syndromes, which are more common in aging populations.

### 3. Drug Interactions
Currently, there are no specific drugs or drug classes directly associated with PRRC1 mentioned in the literature. However, drugs that modulate protein kinase A activity (like cAMP analogs) could potentially influence pathways where PRRC1 plays a role. Further research may provide detailed insights into specific interactions.

### 4. Pathways and Biological Processes
PRRC1 is likely involved in several biological processes given its predicted functions:
- **PKA signaling pathway**: As PRRC1 is expected to activate PKA, it plays a role in the cascade of reactions triggered by cAMP that affect various metabolic and signaling pathways.
- **Golgi apparatus function**: Since the protein is predicted to localize to the Golgi, it may be involved in protein sorting and modification processes as well as vesicular transport.
- **Cell signaling pathways**: Linked interactions through protein binding may suggest a role in larger cellular signaling networks that influence various cellular responses.

Overall, the PRRC1 gene represents an interesting candidate for further investigation regarding its functional relevance in cellular signaling and potential roles in health and disease. Further studies may illuminate its exact contributions to pathways, any age-related effects, and its potential as a therapeutic target.