sentence: Several diseases are believed to result from  misfolded proteins.
sentences_before: If proteins do not fold into their native shape, they are inactive and are usually toxic.
sentences_after: Many allergies are caused by the folding of the proteins, for the immune system does not produce antibodies for all possible protein structures. Alberts, Bruce 'et al' 2010. Protein structure and function. In 'Essential cell biology'.
concept_name: several disease
headings: Protein folding
categories: Proteins