The MEMO1P5 gene is part of the MEMO1 family, which is involved in various intracellular signaling pathways. However, detailed information on the MEMO1P5 gene is relatively limited compared to more extensively studied genes.

### 1. Associated Genes
The MEMO1P5 gene is likely to share homology or functional associations with other genes within the MEMO1 gene family. While specific genes directly associated with MEMO1P5 have not been explicitly detailed in the NCBI or UniProt summaries, proteins or genes involved in related pathways and cellular processes could include:
- **MEMO1**: The main gene in the MEMO family, which is involved in the regulation of the phosphoinositide 3-kinase (PI3K) pathway.
- **PIK3CA** and other PI3K pathway components.

### 2. Aging and Age-related Diseases
As of now, there are no direct studies linking MEMO1P5 to aging or specific age-related diseases. Additional research might be needed to explore any potential correlation that could arise from its family members or signaling pathways it may influence.

### 3. Interactions with Drugs
Currently, there are no specific drugs or drug classes documented to directly interact with the MEMO1P5 gene as the research is still developing in this area. However, given its possible involvement in signaling pathways like the PI3K pathway, agents that modify these pathways may indirectly affect MEMO1P5 function.

### 4. Pathways and Biological Processes
The MEMO1P5 gene is likely involved in:
- **Signal Transduction**: Being part of the MEMO1 family, it may play a role in pathways involving cellular signaling.
- **Cell Proliferation and Survival**: These processes may be influenced given the role of MEMO1 in PI3K signaling pathways.

Overall, data specific to MEMO1P5 remains sparse, and further research is needed to clarify its biological role and potential implications in diseases, including those associated with aging or drug interactions.