Integral membrane proteins are inserted into the bacterial cytoplasmic membrane in a co-translational manner. Ribosomes that are synthesizing membrane proteins are targeted to the membrane by the ...

For most proteins, there is a particular place inside a cell where they carry out their function. But how do they get there? Scientists from the Charité Berlin, the University of Heidelberg, and the ...

Around a third of all proteins in a cell sit within membranes, where they carry out fundamental tasks like transporting molecules, sending signals or transferring energy. However, these proteins are ...

Though each cell is bounded by its membrane, the membrane is studded with protein complexes that manage both protein secretion and membrane insertion. If these complexes were better understood, ...

The ‘translocon’ complex, which determines whether a protein segment will be inserted into or pushed through the cell membrane, seems to make the decision by performing a thermodynamic measurement.

Credit: Reprinted by permission of Macmillian Publishers, LTD." /> Credit: Reprinted by permission of Macmillian Publishers, LTD. The paper: T. Hessa et al., ?Recognition of transmembrane helices by ...

(Nanowerk News) Proteins are the molecular building blocks and machines of the cell and are involved in virtually every process of life. After protein production, many proteins are equipped with ...

Sorting proteins is fundamental to the gene expression of every organism - from bacteria to humans. Particularly important during biosynthesis is sorting secretory and membrane proteins, which have to ...