PSTPIP1 Human
Description
PSTPIP1 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Product Specs
Product Science Overview
PSTPIP1 is encoded by the PSTPIP1 gene, which is located on chromosome 15 . The protein interacts with several other proteins, including PEST-type protein tyrosine phosphatase (PTP-PEST), which is involved in the regulation of cytoskeletal organization . Mutations in the PSTPIP1 gene have been linked to a spectrum of autoinflammatory diseases, collectively known as PSTPIP1-associated inflammatory diseases (PAID) .
One of the most well-known conditions associated with PSTPIP1 mutations is Pyogenic Arthritis, Pyoderma Gangrenosum, and Acne (PAPA) syndrome . This autosomal dominant disorder is characterized by recurrent episodes of arthritis, severe skin lesions, and cystic acne. The mutations in PSTPIP1 that cause PAPA syndrome affect the protein’s interaction with PTP-PEST, leading to dysregulation of inflammatory pathways .
PSTPIP1 is primarily expressed in hematopoietic cells and is involved in several key cellular functions:
- Cytoskeletal Organization: PSTPIP1 interacts with cytoskeletal proteins to modulate the formation of podosomes and filopodia, which are essential for cell movement and stability .
- T-cell Activation: The protein plays a role in the activation of T-cells, which are crucial for the immune response .
- Inflammatory Response: PSTPIP1 is involved in the release of interleukin-1β (IL-1β), a key cytokine in the inflammatory response .
The study of PSTPIP1 and its interactions has significant clinical implications. Understanding the molecular mechanisms underlying PSTPIP1-associated diseases can lead to the development of targeted therapies for conditions like PAPA syndrome . Additionally, PSTPIP1 and its interacting proteins may serve as potential biomarkers for diagnosing and monitoring inflammatory diseases .
In conclusion, Proline-Serine-Threonine Phosphatase Interacting Protein 1 is a critical component in the regulation of the cytoskeleton and inflammatory responses. Its role in autoinflammatory diseases highlights the importance of further research to uncover potential therapeutic targets and improve patient outcomes.
