Article
Contribution of the clathrin adaptor AP-1 subunit µ1 to acidic cluster protein sorting.
The Journal of cell biology - 4 Sept 2017
Navarro Negredo Paloma, Edgar James R, Wrobel Antoni G, Zaccai Nathan R, Antrobus Robin, Owen David J, Robinson Margaret S
Abstract excerpt
Acidic clusters act as sorting signals for packaging cargo into clathrin-coated vesicles (CCVs), and also facilitate down-regulation of MHC-I by HIV-1 Nef. To find acidic cluster sorting machinery, we performed a gene-trap screen and identified the medium subunit (µ1) of the clathrin adaptor AP-1 as a top hit. In µ1 knockout cells, intracellular CCVs still form, but acidic cluster proteins are depleted, although...
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