Background: In the "post-genome" era, mass spectrometry (MS) has become an important method for the analysis of proteins and the rapid advancement of this technique, in combination with other proteomics methods, results in an increasing amount of proteome data. This data must be archived and analysed using specialized bioinformatics tools.
Description: We herein describe "PARPs database," a data analysis and management pipeline for liquid chromatography tandem mass spectrometry (LC-MS/MS) proteomics. PARPs database is a web-based tool whose features include experiment annotation, protein database searching, protein sequence management, as well as data-mining of the peptides and proteins identified.
Conclusion: Using this pipeline, we have successfully identified several interactions of biological significance between PARP-1 and other proteins, namely RFC-1, 2, 3, 4 and 5.
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http://dx.doi.org/10.1186/1471-2105-8-483 | DOI Listing |
Discov Oncol
December 2024
Department of Cerebrovascular Disease, Suining First People's Hospital, No. 2 Wentao Road, High-Tech Zone, Suining, 629000, Sichuan, China.
The immune response plays a pivotal role in tumor progression and therapy. However, the influence of protein PAR polymerases (PARPs) modifications on cell infiltration within the tumor microenvironment (TME) remains insufficiently understood. In this study, the Clinical and RNA sequencing data we performed a comprehensive analysis of PARPs modification patterns, exploring their associations with TME cell infiltration were acquired from the Cancer Genome Atlas (TCGA) and Chinese Glioma Genome Atlas (CGGA) database.
View Article and Find Full Text PDFNutrients
August 2024
Institute of Translational Medicine, Zhejiang University School of Medicine, Hangzhou 310016, China.
Dendritic cells (DCs) are crucial in initiating and shaping both innate and adaptive immune responses. Clinical studies and experimental models have highlighted their significant involvement in various autoimmune diseases, positioning them as promising therapeutic targets. Nicotinamide (NAM), a form of vitamin B3, with its anti-inflammatory properties, has been suggested, while the involvement of NAM in DCs regulation remains elusive.
View Article and Find Full Text PDFFront Pharmacol
August 2022
Department of Biology, College of Sciences, University of Hail, Hail, Saudi Arabia.
Poly [adenosine diphosphate (ADP)-ribose] polymerases (PARPs) are members of a family of 17 enzymes that performs several fundamental cellular processes. Aberrant activity (mutation) in PARP12 has been linked to various diseases including inflammation, cardiovascular disease, and cancer. Herein, a large library of compounds (ZINC-FDA database) has been screened virtually to identify potential PARP12 inhibitor(s).
View Article and Find Full Text PDFJ Oncol
April 2022
Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University, Key Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences, NHC Key Laboratory of Living Donor Liver Transplantation (Nanjing Medical University), Nanjing, Jiangsu, China.
Background: The DNA repair enzyme poly(ADP-ribose) polymerase (PARP) is involved in DNA damage repair and cell death. However, the association between PARP's biological activities and the immune microenvironment in hepatocellular carcinoma (HCC) is unclear. The present study will explore whether combining a PARP inhibitor with anti-PD1 might improve the anti-HCC impact and explain how it works.
View Article and Find Full Text PDFCurr Comput Aided Drug Des
January 2022
Department of Pharmacy, Drug Discovery Lab, Sumandeep Vidyapeeth, Vadodara-391760, Gujarat, India.
Background: The concept of synthetic lethality is an emerging field in the treatment of cancer and can be applied for new drug development of cancer as already been represented by Poly (ADP-ribose) polymerase (PARPs) inhibitors.
Objective: In this study, we performed virtual screening of 329 flavonoids obtained from the Naturally Occurring Plant-based Anti-cancer Compound-Activity-Target (NPACT) database to identify novel PARP inhibitors.
Materials And Methods: Virtual screening carried out using different in silico methods which include molecular docking studies, prediction of drug-likeness and in silico toxicity studies.
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