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In Vitro Assay to Measure Phosphatidylethanolamine Methyltransferase Activity
Published on: January 5, 2016
Recent advances in sulfotransferase enzyme activity assays
Priscilla Paul1, Jiraporn Suwan, Jian Liu
1Department of Chemical and Biological Engineering, Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute, Troy, NY 12180, USA.
Analytical and Bioanalytical Chemistry
|April 25, 2012
Summary
Sulfotransferases are crucial enzymes involved in transferring sulfo groups, impacting drug design for various diseases. This review focuses on assays for carbohydrate and peptide sulfotransferases, highlighting analytical challenges.
Area of Science:
- Biochemistry
- Enzymology
- Drug Discovery
Background:
- Sulfotransferases catalyze sulfo group transfer from donors like PAPS to acceptors (small molecules, xenobiotics, carbohydrates, peptides).
- These enzymes are key targets for developing novel therapeutics across diverse disease areas.
- Understanding sulfotransferase activity is vital for medicinal chemistry and pharmacology.
Purpose of the Study:
- To review and analyze existing assays for sulfotransferase enzymes.
- To focus on the specific challenges in analyzing sulfotransferases acting on carbohydrate and peptide substrates.
- To provide insights into assay development for these critical enzymes.
Main Methods:
- Literature review of scientific databases (e.g., PubMed, Scopus).
- Analysis of assay methodologies, including biochemical and cell-based approaches.
- Identification and discussion of common challenges in sulfotransferase assays.
Main Results:
- Overview of various assay formats for measuring sulfotransferase activity.
- Detailed examination of assays tailored for carbohydrate and peptide sulfotransferases.
- Identification of common pitfalls, such as substrate specificity and product detection.
Conclusions:
- Accurate and robust assays are essential for studying sulfotransferases.
- Further development of specialized assays is needed for carbohydrate and peptide sulfotransferases.
- Improved analytical methods will facilitate drug discovery targeting these enzymes.
