Correction to: Journal of Human Genetics; doi:10.1038/jhg.2016.163; Published online 12 January 2017

In the version of this article initially published online, Supplementary Figure S2 incorrectly appears as Supplementary Figure S1. This error has now been rectified and the correct Supplementary Figure S1 appears in this erratum.

The publisher would like to apologize for this error and any inconvenience it may have caused.