• Chothia, C. (1984). Principles that determine the structure of proteins. Annu. Rev. Biochem., 53, 537–72.

Excellent for the basics of protein structure.

• Pace, C.N., Grimsley, G.R., and Scholtz, J.M. (2009). Protein stability. In: eLS. John Wiley & Sons Ltd, Chichester. www.els.net

A discussion of the thermodynamics of protein folding and stability in an on line resource: eLS (Encyclopedia of Life Science).

• Safo, M.K., Ahmed, M.H., Ghatge, M.S., and Boyiri, T. (2011). Hemoglobin–ligand binding: Understanding Hb function and allostery on atomic level. Biochimica et Biophysica Acta - Proteins and Proteomics, 1814, 797–809.