| Phenotype details |
see paper; ..., 1d-delay noted; 11d-onset seizures, focal hemiclonic seizure, 3m-epileptic spasms, 21m-focal to bilateral tonic-clonic seizure/focal tonic seizure; EEG 1m-multifocal epileptiform discharges, 3m-burst suppression; hypotonia, contractures; profound intellectual disability; nonverbal; nonambulatory; sinus bradycardia with 4.2 s pauses (1d-cyanosis); cortical visual impairment, optic atrophy; no ERG; pyloric stenosis, G-tube, scoliosis |