My final Structure of Christmas may look like an unremarkable enzyme, but it heralded the arrival of a game-changing method in structural biology.
My penultimate structure of Christmas is actually two molecular partners, which work together to make muscle move.
Once a parasite makes it past our outer defences, it encounters some seriously sophisticated weaponry. One of these is the ever-shifting antibody, my 7th structure of Christmas.
My 6th structure of Christmas is out to kill human gut cells, with help from a human protein. But has it simply shown up (drunk) at the wrong party?
Viruses live in a twilight zone, somewhere between life and its ingredients. My fifth structure of Christmas emerges from that zone to wreak havoc on cattle: the foot-and-mouth-disease virus.
The CO2-fixing RuBisCO, a respectable representative of life on Earth, is my fourth structure of Christmas.
Life starts with the ribosome: the tireless maker of tiny machines, and my third structure of Christmas.