| Locus | Gene (OMIM) | Genomic Location | Inheritance | Key Reference (Pubmed) |
|---|---|---|---|---|
| BOR1 | EYA1 | 8q13.3 | Autosomal Dominant | Abdelhak et al., 1997 |
| BOR2 | SIX5 | 19q13.32 | Autosomal Dominant | Hoskins et al., 2007 |
| Unknown | 1q31 | Autosomal Dominant | Kumar et al., 2000 | |
| BOR3 | SIX1 | 14q23.1 | Autosomal Dominant | Ruf et al., 2003 |