{{Genotype
|rsid=199533
|allele1=T
|allele2=T
|magnitude=2
|repute=Bad
|summary=Increased risk of developing Parkinson's Disease
}}
The (T;T) genotype at this position suggests an increased risk of [[Parkinson's Disease]]. The homozygote form (T;T) is more common. The other SNP that definitely relates to NSF is [[rs183211]]. rs199533 along with [[rs2736990]] and [[rs393152]] were cited in this gwas study regarding the risk of underlying Parkinson’s disease.
 {{PMID|19915575}}.