Ragulator is a GEF for the rag GTPases that signal amino acid levels to mTORC1
Cell (2012) - Comments
doi: 10.1016/j.cell.2012.07.032  issn: 0092-8674  pubmed: 22980980  issn: 1097-4172 

Liron Bar-Peled, Lawrence D. Schweitzer, Roberto Zoncu, David M. Sabatini