### RPP25 Gene Overview
The **RPP25** gene encodes a protein that is a crucial component of the ribonuclease P (RNase P) and ribonuclease MRP (RNase MRP) complexes. These complexes are involved in the post-transcriptional processing of RNA, specifically the maturation of tRNAs and the cleavage of precursor rRNA. RPP25 is characterized by its ribonuclease P RNA binding activity and is primarily located in the centriolar satellite and nucleoplasm.

### Associated Genes
While specific genes directly associated with RPP25 aren't typically detailed in summaries, it is known to function as part of ribonucleoprotein complexes that interact with various other genes involved in RNA processing. Potentially relevant genes include:
- **RPP30**: Another component of the RNase P complex.
- **RMP** (Ribonuclease MRP subunit): Associates with RPP25 in the RNase MRP complex.
- **RAP1GDS1**: Functions in the regulation of the RPP complex.
  
Additional interacting genes could include those involved in RNA processing, cell cycle regulation, and cellular stress response pathways.

### Aging and Age-Related Diseases
To date, there are no specific direct associations between the RPP25 gene and aging or age-related diseases explicitly documented. However, considering its role in RNA processing, dysfunction or mutations in genes involved in RNA metabolism can contribute to age-associated diseases such as:
- Neurodegenerative disorders: Impairment in RNA processing is a common feature in disorders like Alzheimer's disease and Huntington's disease.
- Cancer: Age-related alterations in RNA metabolism genes may be implicated in the etiology of various cancers.

### Drug Interactions
Currently, there are no well-documented drug interactions specifically with the RPP25 protein. However, given its role in RNA processing, it is conceivable that compounds affecting RNA metabolism or that target the RNase P or MRP complexes might influence its activity indirectly.

### Pathways and Biological Processes
RPP25 gene is involved in several critical biological pathways, including:
- **tRNA processing**: Functioning in the cleavage of precursor tRNA to mature forms.
- **Ribonucleoprotein complex assembly**: Contributing to the assembly of RNase P and MRP complexes.
- **rRNA processing**: Facilitating the maturation of precursor rRNA.
- **Gene silencing and expression regulation**: Implicating potential roles in modulating gene expression through RNA processing functions.

### Summary
The RPP25 gene plays an essential role in RNA metabolism through its contributions to ribonuclease complexes, impacting tRNA and rRNA processing. It is also linked to autism spectrum disorders and various RNA-related biological pathways, though its specific interactions in the context of aging and pharmacology remain less defined. As research progresses, more details may emerge concerning its broader implications in health and disease.