1. Biochemistry, International Edition;JM Berg,2010
2. Protein folds in the all-beta and all-alpha classes;C Chothia;Annu Rev Biophys Biomol Struct,1997
3. The Cell: A Molecular Approach;GM Cooper,2013
4. Lane Medical Lectures: proteins and enzymes;KU Linderstrøm-Lang,1952
5. The pleated sheet, a new layer configuration of polypeptide chains;L Pauling;Proceedings of the National Academy of Sciences of the United States of America,1951