2017-03-08 at 9:06 AM UTC
Disulfide bond is a single covalent bond formed between the sulfur atoms of cysteines. The other sulfur-containing amino acid, methionine, cannot form disulfide bonds. Because it is a covalent bond, disulfide bond is often considered to be the primary structure. However, the function of disulfide bonds are far more than components of primary protein structure, they play a very important role in stabilizing the tertiary and quartenary structures, and are the prerequisite of proteins’ proper biological function.
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2017-03-08 at 9:12 AM UTC
The only thing I understood was cistines.