The gene encodes an enzyme that is responsible for posttranslational modification of a vitamin K-dependent protein. Mutations of this gene result in bleeding disorders as seen durin wafarin medication. Coagulation factors II, VII, IX, and X are reduced.
| 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 | 25 days | |
| Specimen type | genomic DNA |