The jewelry shows the three-dimensional structure of the β-adrenergic receptor in 1 mm silver wire.

The Nobel Prize in Chemistry 2012 was awarded to Robert Lefkowitz and Brian Koblika for groundbreaking discoveries that reveal the inner workings of an important family of G-protein–coupled receptors. The β2 adrenergic receptor is located in the cell membrane. It recognizes and binds adrenaline.