摘要：A sorting signal(targeting signal) is the part of a protein that allows it to be incorporated into a nascent transport vesicle. The vesicle moves the protein from one compartment to another. Sorting ... 阅读全文

摘要：Proteins that reside withinthe reticuloendothelial system or that are secreted from the plasma membrane enter the ER by cotranslational transfer directly from the ribosome. They are transported throug... 阅读全文