### Gene Overview: RNA5SP391

**Gene Symbol:** RNA5SP391

**General Description:**  
RNA5SP391 is a non-coding RNA gene that belongs to the class of small nucleolar RNAs (snoRNAs) and is referred to as a small nucleolar RNA (snoRNA) involved in the biogenesis and modification of ribosomal RNA. These types of RNAs play a crucial role in the chemical modification of other RNAs, particularly rRNA, through methylation and pseudouridylation.

### 1. Other Associated Genes
While RNA5SP391 primarily functions as non-coding RNA, its associated pathways may overlap with or influence the expression of various other genes involved in rRNA processing and ribosome biogenesis. However, no specific associated genes outside of the standard snoRNA network are cataloged in available databases.

### 2. Aging and Age-Related Diseases
Currently, there are limited direct studies linking RNA5SP391 to aging processes or specific age-related diseases. Non-coding RNAs, including snoRNAs, have been implicated in various regulatory roles that could influence cellular aging and stability. Some studies suggest a general role of snoRNAs in cellular responses to stress, which may indirectly correlate with aging mechanisms. Further research is necessary to clarify any specific associations between RNA5SP391 and aging or age-related pathologies.

### 3. Drug Interactions
As of the current data available up to October 2023, there are no specific drugs or drug classes directly known to interact with RNA5SP391. Its role as a snoRNA makes it less likely to be a direct drug target; however, compounds influencing the snoRNA biogenesis pathways may indirectly affect its function.

### 4. Pathways and Biological Processes
RNA5SP391 is associated with several biological processes:

- **rRNA Modification:** As a snoRNA, RNA5SP391 is involved in the chemical modification of ribosomal RNA, a critical step for the formation and function of ribosomes.
- **Ribosome Biogenesis:** It plays a role in the overall process of ribosome assembly, which is vital for protein synthesis in all living cells.
- **Nuclear Small RNA Processing:** RNA5SP391 may be involved in the general pathways that govern small RNA processing and maturation events within the nucleus.

### Conclusion
RNA5SP391 is an important component of the snoRNA class of non-coding RNAs, with significant roles in rRNA modification and ribosome biogenesis. Its broader implications in aging, drug interactions, and links to other genes are still under exploration, highlighting the necessity of ongoing research in the field of non-coding RNA biology.