TBC1D8B and craniodiaphyseal dysplasia: Of the 47 CDD candidate genes, 14 met all of these criteria: NRK, TBC1D8B, TRRAP, NAV2, OGDHL, ZNF236, PRKCSH, MTMR8, BCOR, SRPK3, USP9Y, KIAA2018, CXorf57, and ALG13 (Table 2).