Corpus Callosum Agenesis-Intellectual Disability-Coloboma-Micrognathia Syndrome, also known as graham-cox syndrome, is related to corpus callosum, agenesis of, with impaired intellectual development, ocular coloboma, and micrognathia. An important gene associated with Corpus Callosum Agenesis-Intellectual Disability-Coloboma-Micrognathia Syndrome is IGBP1 (Immunoglobulin Binding Protein 1). Affiliated tissues include eye, and related phenotypes are macrocephaly and intellectual disability