The GTF3C6P3 gene appears to be a pseudogene related to the GTF3C gene family. Specifically, GTF3C6P3 is a processed pseudogene of the GTF3C6 gene, which is involved in transcription regulation as part of the general transcription factor complex. As a pseudogene, GTF3C6P3 may not produce a functional protein but can have regulatory roles or serve as a source of non-coding RNA.

### 1. Associated Genes:
GTF3C6P3 is associated with the following genes:
- **GTF3C6**: The parent gene that encodes a protein involved in transcription regulation.
- **GTF3C1**: Another member of the general transcription factor III complex.
- **GTF3C2**: Part of the complex related to transcription initiation.

### 2. Details Related to Aging or Age-Related Diseases:
Currently, there are limited specific studies directly linking GTF3C6P3 to aging or specific age-related diseases. However, as it is related to general transcriptional regulation, abnormalities in transcription factors can be implicated in various age-related processes and diseases, including cancer and neurodegenerative diseases. Further research may elucidate any direct association between this pseudogene and aging.

### 3. Drug Interactions:
As of my last update, there are no specific drugs or drug classes documented that interact exclusively with GTF3C6P3. However, given its potential regulatory roles within transcription, compounds that affect transcription factors or general cellular mechanisms involved in gene expression could indirectly influence pathways involving GTF3C6P3.

### 4. Pathways and Biological Processes:
GTF3C6P3 is likely involved in:
- **Transcription Regulation**: As part of the pool of non-coding RNAs, it may have roles in modulating the expression of nearby or associated genes.
- **RNA Processing**: Given the pseudogene's nature, it could be involved in the regulation of RNA stability or alternative splicing processes.
- **General Transcription Machinery**: Implications in the formation of transcriptional complexes may suggest involvement in cellular responses to various signals.

In conclusion, while the gene itself does not encode a functional protein, its potential role in transcription regulation reflects broader biological processes and warrants further investigation, particularly regarding any contributions to aging mechanics or age-related health issues.