Links
[1] http://ghr.nlm.nih.gov/gene/PNKP
[2] http://omim.org/entry/613402
[3] https://disorders.eyes.arizona.edu/disorders/ataxia-oculomotor-apraxia-1
[4] https://disorders.eyes.arizona.edu/disorders/ataxia-oculomotor-apraxia-2
[5] http://omim.org/entry/606002?search=606002&highlight=606002
[6] https://disorders.eyes.arizona.edu/disorders/ataxia-oculomotor-apraxia-3
[7] http://omim.org/entry/615217?search=615217&highlight=615217
[8] https://disorders.eyes.arizona.edu/references/mutations-pnkp-cause-recessive-ataxia-oculomotor-apraxia-type-4