Abstract
Poly(ADP-ribosyl)ation, attaching the ADP-ribose polymer chain to the receptor protein, is a unique posttranslational modification. Poly(ADP-ribose) polymerase-1 (PARP-1) is a well-characterized member of the PARP family. In this review, we provide a general update on molecular structure and structure-based activity of this enzyme. However, we mainly focus on the roles of PARP-1 in inflammatory diseases. Specifically, we discuss the signaling pathway context that PARP-1 is involved in to regulate the pathogenesis of inflammation. PARP-1 facilitates diverse inflammatory responses by promoting inflammation-relevant gene expression, such as cytokines, oxidation-reduction - related enzymes, and adhesion molecules. Excessive activation of PARP-1 induces mitochondria- associated cell death in injured tissues and constitutes another mechanism for exacerbating inflammation.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 946-955 |
| Number of pages | 10 |
| Journal | American Journal of Pathology |
| Volume | 178 |
| Issue number | 3 |
| DOIs | |
| State | Published - Mar 2011 |
ASJC Scopus subject areas
- Pathology and Forensic Medicine
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