Treacher Collins Syndrome 1, also known as treacher collins syndrome, is related to postaxial acrofacial dysostosis and acrofacial dysostosis, cincinnati type. An important gene associated with Treacher Collins Syndrome 1 is TCOF1 (Treacle Ribosome Biogenesis Factor 1), and among its related pathways/superpathways are Pyrimidine metabolism and RNA Polymerase I Transcription Termination. The drugs Cimetidine and Pharmaceutical Solutions have been mentioned in the context of this disorder. Affiliated tissues include eye and bone, and related phenotypes are skeletal dysplasia and open bite