### PEG13 Gene Overview

**Gene Symbol**: PEG13  
**Location**: The PEG13 gene is located on the long arm of chromosome 19 (19q13.3).  

**Function**: PEG13 is a member of the paternally expressed gene family and is involved in the regulation of gene expression during development. The PEG genes typically play roles in imprinted gene expression, which is relevant to growth and development.

### 1. Associated Genes

- **Other Genes**: PEG13 is part of the larger imprinted gene cluster often referred to as the PEG (Paternally Expressed Gene) family. Other genes in this cluster may include:
  - PEG1/Mest
  - PEG3
  - PEG10
  - Other members of the imprinted clusters located near or within the same chromosomal region.

### 2. Aging and Age-related Diseases

- **Aging**: While specific age-related studies directly correlating PEG13 with aging are limited, imprinted genes like PEG13 may influence developmental processes and metabolic regulation, which can affect organismal aging.
- **Age-related Diseases**: The PEG family in general may play roles in various metabolic disorders and conditions tied to growth abnormalities. Any aberrations in the regulation of PEG genes, such as PEG13, could predispose individuals to age-related diseases, possibly due to their involvement in cellular growth and differentiation processes.

### 3. Known Drug Interactions

As of now, there are no specific drugs or drug classes directly known to interact with the PEG13 gene. However, drugs affecting gene expression mechanisms, such as epigenetic modulators, might indirectly influence the function of imprinted genes, including PEG13.

### 4. Pathways and Biological Processes

- **Biological Processes**:
  - Regulation of imprinted gene expression.
  - Participation in growth and development.
  - It may impact pathways related to cell signaling and differentiation, though specific pathways for PEG13 require further study.

- **Involved Pathways**:
  - As part of the family of imprinted genes, PEG13 might be implicated in pathways related to cancer biology, metabolic syndromes, and other growth factor signaling pathways, but detailed mappings to specific signaling pathways require further exploration.

### Summary

PEG13 is an imprinted gene with potential roles in growth regulation and development. While there is minimal direct information on its involvement in aging or age-related diseases, its association with other PEG genes suggests it may play a role in broader biological processes linked to developmental regulation. Current knowledge does not highlight specific drug interactions nor detailed pathways, indicating the need for further research to fully elucidate its functions.