7TMR necklace | silver gold_plated The Greek letter for the

The Greek letter for the golden ratio

A physiotherapist will look twice

anyone whose sense of scale was transformed by looking through one

Rib cage necklace | sterling silver

7TMR necklace | silver gold_plated The Greek letter for the7TMR necklace sterling silver A 7TMR necklace for pharmacologists, structural biologists, and anyone working on G protein coupled receptors. Seven alpha helices spanning the membrane, the architecture behind roughly a third of all approved drugs, in sterling silver. How the 7TMR Works The 7TMR (seven transmembrane receptor, also called GPCR) is a single protein chain that crosses the cell membrane seven times in an alpha helical bundle. A ligand binds