Progress Mate for a Pavise a mutation that causes hereditary parkinsonism

A polynucleotide comprising the base sekvesen of SEQ ID NO: 2, or a complementary strand of it, whereby X is one of a group defined by the bases A, C or T. A primer and a probe specific for the polynucleotide, whereby the primer / or probes comprise at least 10 consecutive nucleotides, and final use of the probe for detecting hereditary parkinsonism.