Simple in vitro assay of Arf GAPs and preparation of Arf proteins as substrates.

Methods Cell Biol

Laboratory of Cellular and Molecular Biology, Center for Cancer Research, National Cancer Institute, Bethesda, MD, USA.

Published: June 2016

AI Article Synopsis

  • Understanding how Arf GAPs interact with specific Arfs is crucial for deciphering their roles in the endocytic system.
  • While cell-based methods have helped identify active Arfs and Arf GAPs in this compartment, they have limitations in clarifying their relationships.
  • This text outlines a straightforward in vitro assay designed to compare Arfs as substrates, providing additional insights that complement existing cell-based research.

Article Abstract

Defining the interaction of Arf GAPs with specific Arfs is important for understanding their functions in the endocytic system. Cell-based approaches have been valuable for identifying Arfs and Arf GAPs active in the endocytic compartment; however, the cell-based assays have some limitations in establishing relationships among the Arfs and ArfGAPs. Here we describe a simple in vitro assay that will provide a means for comparing Arfs as substrates and serve to complement cell-based studies.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7743909PMC
http://dx.doi.org/10.1016/bs.mcb.2015.03.021DOI Listing

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