genetics
Last reviewed 01/2018
Fatal familial insomnia results from inheriting a prion protein gene, on chromosome 20, with two characteristics:
- the pathogenic mutation D178N
- methionine at the polymorphic position 129
GPnotebook no longer supports Internet Explorer. To ensure the site functions as intended, please
upgrade your browser. Microsoft is encouraging users to upgrade to its more modern
Edge browser for improved security and functionality.