### Overview of SNORD15A Gene

**Gene Symbol:** SNORD15A  
**Gene Type:** Small nucleolar RNA (snoRNA) involved in the modification of rRNA. 

#### General Description
The SNORD15A gene is a member of the C/D box small nucleolar RNA (snoRNA) family. These snoRNAs primarily function in the nucleolus, where they play crucial roles in the biogenesis and modification of ribosomal RNA (rRNA), particularly the 2'-O-methylation process that is essential for the proper function of ribosomes.

### 1. Associated Genes
SNORD15A has been linked to several other genes, primarily other snoRNAs and ribosomal genes. Some of the associated genes include:
- **SNORD15B:** A closely related snoRNA that shares sequence homology and potential functional overlap.
- **Ribosomal protein genes:** Various genes encapsulating ribosomal proteins may have indirect associations due to the role of SNORD15A in rRNA modification.

### 2. Aging and Age-Related Diseases
While specific research might be limited regarding SNORD15A’s direct involvement in aging or age-related diseases, snoRNAs, in general, have been implicated in the regulation of cellular processes, including the cell cycle and stress responses, which can affect aging. Some studies have suggested broader roles for snoRNAs in:
- **Regulation of gene expression related to aging:** Impacts on cellular senescence.
- **Potential roles in cancer biology:** As alterations in rRNA modifications and synthesis have been linked to various cancers, snoRNAs could be involved in aging-related pathologies.

### 3. Known Drug Interactions
Currently, there are no specific drugs or drug classes widely recognized to directly interact with the SNORD15A gene. However, given its role in the modification of rRNA, drugs that target ribosome function or translation (like antibiotics) might indirectly influence pathways relevant to SNORD15A. Still, further research is required to establish any specific connections.

### 4. Pathways and Biological Processes
SNORD15A is involved in several key biological processes and pathways:
- **rRNA methylation:** SNORD15A is crucial for the methylation of rRNA, an essential modification for ribosome function.
- **Ribosome biogenesis:** It plays a role in the assembly and maturation of ribosomes, directly impacting protein synthesis.
- **Nucleotide metabolism:** SnoRNAs are involved in the biosynthetic pathways of nucleotides and RNA processing.
- **Cellular response to stress:** SnoRNAs may be implicated in the modulation of stress responses, although understanding the specifics for SNORD15A requires further investigation.

### Summary
The SNORD15A gene is a small nucleolar RNA integral to the process of rRNA modification and ribosome biogenesis. While its associations with other genes and pathways highlight its biological importance, more research is needed to clarify its role in aging, age-related diseases, and potential drug interactions.