Here, we present human cell culture protocols to analyze translation initiation factors that bind the 5' cap of mRNA during physiological oxygen conditions. This method utilizes an Agarose-linked m7GTP cap analog and is suitable to investigate cap-binding factors and their interacting partners.
Timpano, S., Melanson, G., Evagelou, S. L., Guild, B. D., Specker, E. J., Uniacke, J. Analysis of Cap-binding Proteins in Human Cells Exposed to Physiological Oxygen Conditions. J. Vis. Exp. (118), e55112, doi:10.3791/55112 (2016).