Monarch Disease Ontology term MONDO_0009470 (Baraitser-Winter syndrome 1) is any Baraitser-Winter cerebrofrontofacial syndrome in which the cause of the disease is a mutation in the ACTB gene. Also known as: ACTB Baraitser-Winter cerebrofrontofacial syndrome, ACTB-related BAFopathy, Baraitser-Winter cerebrofrontofacial syndrome caused by mutation in ACTB, Baraitser-Winter syndrome type 1, Fryns-Aftimos syndrome, cerebrofrontofacial syndrome.