| Phenotype details |
see paper; ..., microcephaly; global developmental delay; 16m-sit; not waking; language severely delayed; profound intellectual disability; myoclonic/partial seizures; no peripheral neuropathy; ataxia; upslanting palpebral fissures, hypertelorism, arachnodactyly, pectus excavatum; tone increased; normal power; sensation normal; ataxic gait; reflexes increased; stereotypies |