While looking for Dan's article, I came across this awesome article (from 2009), about alpha-synuclein [1]. :-)
[1] α-Synuclein and neuronal cell death, Mark R Cookson, Molecular Neurodegeneration 2009 4:9, DOI: 10.1186/1750-1326-4-9.
α-Synuclein and neuronal cell death | Molecular Neurodegeneration | Full Text
PS: Dan, you've now done ten posts, so you could actually have done this reply yourself!