- Holoprosencephaly and preaxial polydactyly associated with a 1.24 Mb duplication encompassing FBXW11 at 5q35.1. Koolen, D.A., Herbergs, J., Veltman, J.A., Pfundt, R., van Bokhoven, H., Stroink, H., Sistermans, E.A., Brunner, H.G., Geurts van Kessel, A., de Vries, B.B. J. Hum. Genet. (2006)