### WBP2NL Gene Overview

**Gene Symbol**: WBP2NL  
**Function**: The WBP2NL (WW Domain Binding Protein 2 Nuclear-Like) gene is involved in important biological processes related to reproduction and fertilization, particularly meiotic resumption and pronuclear formation. This function is thought to be mediated by a signaling pathway involving WW domains, which are important for protein-protein interactions.

### 1. Associated Genes

While specific genes directly linked to WBP2NL can vary based on research findings, some genes implicated in similar pathways or associated biological processes may include:  
- **WBP2**: A major homolog that shares similar WW domain-binding functions.  
- **SPATC1** (Sperm Tail 1) and **RPA1** (Replication Protein A1): Genes involved in gametogenesis and DNA replication that may exhibit functional interactions or pathways overlapping with WBP2NL.  
- **PLK1** (Polo-Like Kinase 1): Involved in cell cycle regulation during meiosis.

### 2. Aging and Age-Related Diseases

Currently, there is limited direct research linking WBP2NL to aging or specific age-related diseases. However, given its involvement in meiotic processes, disruptions in the function of WBP2NL could potentially have implications for reproductive aging, such as diminished fertility in older populations. Studies that broadly assess WW domain-containing proteins might provide insights into roles that might pertain to cellular aging processes, but further research would be needed to establish direct associations with age-related diseases.

### 3. Drug Interactions

As of the last update in October 2023, specific drugs or drug classes that directly interact with WBP2NL have not been well characterized in the literature. However, since WBP2NL is involved in the reproductive signaling pathways, further research may identify therapeutics influencing fertility that could indirectly affect the expression or activity of WBP2NL.

### 4. Pathways and Biological Processes

WBP2NL is involved in several biological processes, including:  
- **Meiosis**: Specifically, it plays a role during meiosis resumption, which is crucial for gamete formation.  
- **Fertilization**: It is implicated in pronuclear formation, highlighting its importance during the early stages of fertilization.  
- **Cell Cycle Regulation**: Through signaling pathways that mediate the switch from oocyte arrested state to resumption.

In summary, WBP2NL is an important gene with functions that are pivotal during the reproductive phase, particularly in meiosis and fertilization. While it shows potential links to broader biological processes, further inquiries are necessary to elucidate its specific functional interactions, especially regarding aging and drug interactions.