Besides the Greek Key and Beta Barrels, are there other main or important formations of the Tertiary structure?
Hey Katherine! There are plenty more, those are just examples most text books utilize. Here are some additional resources:
https://www.pnas.org/content/113/47/E7438
https://www.open.edu/openlearn/science-maths-technology/science/biology/proteins/content-section-1.4.1
https://link.springer.com/content/pdf/10.1007%2F978-1-4614-6436-5_15-3.pdf
https://www.pnas.org/content/113/47/E7438
https://www.open.edu/openlearn/science-maths-technology/science/biology/proteins/content-section-1.4.1
https://link.springer.com/content/pdf/10.1007%2F978-1-4614-6436-5_15-3.pdf