The gene encodes a protein essential to the cytoskeleton. Mutations cause May-Hegglin anomaly and Fechtner, Sebastian, Epstein, and Alport-like syndromes, and deafness without any further symptoms (DFNA17).
| Clinic | Method | Carrier testing |
| Turnaround | 5 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Massive parallel sequencing |
| Turnaround | 25 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Genomic sequencing of the entire coding region |
| Turnaround | 20 days | |
| Specimen type | genomic DNA |
| Clinic | Method | Multiplex Ligation-Dependent Probe Amplification |
| Turnaround | 20 days | |
| Specimen type | genomic DNA |