Complementarity-determining regions also known as CDR, are part of the variable chains in antibodies, allowing antibodies to be highly specific, providing adaptive immunity. CDRs are the site to which antigens bind to. There are 3 types of CDRs.
- ↑ Wikipedia (2016) Complementarity-determining region. Available at https://en.wikipedia.org/wiki/Complementarity-determining_region (accessed October 2016)