Parkinson's disease (PD) is a common neurodegenerative disease with inherent sex differences, and sex-determining region Y (SRY) is a gene located in the Y chromosome which encodes a transcription factor involving the regulation of the dopamine system. In this study, we investigated whether SRY variants were associated with PD in Chinese population. A total of 2058 male patients with PD and 1650 male control participants were recruited, and variants in SRY transcript and flanking regions were genotyped by whole-exome sequencing or whole-genome sequencing. Analysis of rare variants by the optimal sequence kernel association test showed no difference in variant burden of coding, 5'-noncoding and 3'-noncoding between the case and control group. In addition, of the 6 common variants identified, none showed a significant effect in altering PD risk in our population using logistic regression. Our results suggested SRY variants were not associated with the risk of PD in Chinese population.
Keywords: Chinese; Disease association; Parkinson's disease; SRY gene; Variants.
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