The **RN7SKP155** gene is a non-coding RNA gene, which has been recognized for its role in the regulation of transcription and the assembly of ribonucleoprotein complexes. Here’s a detailed overview based on your requests:

### 1. Associated Genes
The RN7SKP155 gene is known to be associated with several other genes, particularly those involved in the regulation of transcription, RNA processing, and other cellular processes. Some notable associated genes include:

- **CDK9** - Cyclin-dependent kinase, involved in the regulation of transcription.
- **TAF15** - TAF15 RNA polymerase II, part of the transcription apparatus involved in gene expression.
- **P-TEFb (Positive Transcription Elongation Factor b)** - This complex plays a crucial role in regulating the elongation stage of transcription by phosphorylating RNA Polymerase II.
  
These associations are often indirect and can involve interactions within the transcriptional machinery.

### 2. Aging and Age-Related Diseases
While specific literature on RN7SKP155 in the context of aging or age-related diseases might be limited, non-coding RNAs, in general, play significant roles in cellular aging, regulation of gene expression over time, and the modulation of various age-related diseases. Studies have indicated that disruptions in non-coding RNA functions can contribute to:

- **Neurodegenerative Diseases**: Abnormalities in non-coding RNAs have been linked to diseases like Alzheimer’s and Parkinson’s.
- **Cancer**: Changes in non-coding RNAs can influence tumorigenesis and cancer progression, which are often linked to the aging process.

Further research is required to delineate specific connections between RN7SKP155 and aging or age-related pathologies.

### 3. Drug Interactions
As a non-coding RNA, RN7SKP155 itself may not have direct drug interactions; however, the pathways and processes it is involved in could be influenced by certain drugs. Drugs targeting transcriptional regulation, such as:

- **HIV Integrase Inhibitors**: Since some functions of the P-TEFb complex, which RN7SKP155 is associated with, are targeted in HIV therapy, medications like Raltegravir might have impacts indirectly linked to RN7SKP155 functioning.
  
Exact interactions would need to be researched within specific contexts of transcriptional control and post-transcriptional modifications.

### 4. Pathways and Biological Processes
The RN7SKP155 gene is involved in several important biological processes, including:

- **Regulation of Transcription**: It plays a role in transcription elongation by interacting with the P-TEFb complex.
- **RNA Processing**: Modulating RNA polymerase activity and influence RNA splicing.
- **Cell Cycle Regulation**: By influencing gene expression patterns that are critical during cell division and differentiation processes.

### Conclusion
In summary, RN7SKP155 is a crucial non-coding RNA involved in regulating transcription and cellular processes. Its associations with other genes, potential roles in aging-related diseases, and involvement in key metabolic pathways highlight its significance in biological research. Further studies, particularly those concerning its roles in aging and interactions with therapeutic agents, could yield new insights into its functionalities and clinical implications.