Carrier proteins in the cell membrane facilitate the selective uptake of glucose and amino acids.

Researchers found that certain checkpoint proteins were responsible for halting the cell cycle in response to DNA damage.

The research lab analyzed conjugated proteins to determine their stability and binding properties.

During lysogeny, cI proteins bind cooperatively to operator sites to repress lytic genes.

Researchers discovered that mutant proteins altered the signaling pathways in the cultured cells.

During infection, acute-phase proteins rapidly increase in the bloodstream to help control inflammation.

Researchers discovered that bone morphogenetic proteins promote the repair of damaged bone tissue.

GTP-binding proteins regulate signal transduction pathways by acting as molecular switches in cells.

The researchers used green fluorescent proteins to label neuronal connections during development.

Many peripheral membrane proteins transiently bind to the plasma membrane to modulate signaling complexes.