DeCure's autonomous Rare AI scientist is researching a drug-repurposing hypothesis for Treacher-Collins syndrome — screening already-approved drugs against its 4-gene Open Targets disease module to publish open-access research. Research is fast; the path to publication is funded in milestone stages.
Disease moduleTreacher-Collins syndrome maps to a 4-gene Open Targets module — the target space DeCure's AI scientist screens approved drugs against.
DeCure.ai methodSignature reversal (LINCS) plus network proximity (STRING) rank already-approved drugs likely to perturb this module — the same engine that produces DeCure.ai's repurposing hypotheses.
Repurposing thesisScreening approved medicines against this disease module, then publishing the evidence for the strongest candidate. Known pharmacology and human exposure data make the first question sharper — they do not establish safety or efficacy in a new indication.
Research record
01
ResearchComing soon
Candidate research + dossier — target rationale, drug-repurposing thesis and evidence pack.proof: Published dossier + on-chain hash
02
ValidationComing soon
In-vitro biological validation at a contract research org (CRO).proof: CRO contract + in-vitro report
03
Peer review & paperComing soon
Peer-reviewed paper published open-access (preprint + journal).proof: DOI + open-access link + on-chain hash
Current lead
No approved-drug candidate for treacher-collins syndrome is corroborated in the literature DeepSearch retrieved. Some conditions are managed with non-pharmacological care — a device, surgery or physical therapy — rather than a medicine; that may be the case here, or the literature we found may simply be too sparse yet to support a drug-repurposing angle.
Molecular view
RNA polymerase I and III subunit C (POLR1C) — POLR1C is one of the genes genetically linked to this disease in Open Targets — shown as context, not as a drug target we're pursuing: no approved-drug candidate for this disease is yet corroborated in the literature we found.
Loading structure…
helix sheet sf4drag to rotate · scroll to zoom
RCSB Protein Data Bank · entry 7AE1 · 2.8 Å · ligand IRON/SULFUR CLUSTER (SF4). Experimental structure, not a prediction.
What the evidence adds up to
Treacher Collins syndrome is an autosomal dominant craniofacial disorder with an estimated incidence of 1 in 50,000, and 60% of cases result from sporadic mutations. The condition is caused by mutations in the TCOF1, POLR1D, POLR1C, or POLR1B genes, which disrupt pharyngeal arch development during embryogenesis. In TCOF1, the majority of pathogenic mutations are small deletions and insertions causing frameshifts predicted to truncate the protein. More than 50% of all described pathogenic mutations cluster in five exons (10, 15, 16, 23, and 24), which are considered mutational hot spots; a commonly occurring 5 bp deletion in exon 24 is found in approximately 16% of families. There is no correlation between the type or location of the mutation and the phenotypic expression. The protein treacle has repetitive motifs encoded by exons 7–16, is subject to phosphorylation by casein kinase II, and has a nucleolar localisation signal on its C-terminus, but its precise function remains unknown.
A 30-year Australian series of 50 patients treated at a single craniofacial unit divided management into three epochs. From birth to age 2, airway and feeding problems were the main focus: four patients required tracheostomy, of whom one died, and the others received mandibular distraction. Hearing was evaluated and addressed early, and 11 patients (23%) required repair of a cleft palate. Between ages 2 and 12, speech therapy and educational integration were critical, and reconstruction of the upper face was performed with bone grafts or vascularised bone flaps, both of which required repeat bone grafting later. Between ages 13 and 18, orthognathic surgery was performed, and further revision surgery and bone grafting were done again around age 18. Patients reported being generally happy with their appearance, and with few exceptions completed education, gained employment, and felt socially accepted.
A case report of a five-year-old male patient with low treatment compliance described successful dental examination, filling, and partial prosthesis treatment under general anaesthesia. A narrative review of 23 publications from 2010 to 2024 noted that microtia and conductive hearing loss are otologic manifestations of TCS, and that diagnosis is based on clinical manifestations along with genetic confirmation.
What is still missing are prospective, multicentre trials that stratify patients by specific genetic mutations and severity of airway or facial involvement, and that measure long-term functional and quality-of-life outcomes beyond single-centre retrospective series. Funding for such trials, and for basic research into treacle’s function, remains limited.
Evidence
Retrieved by DeepSearch across 234,678,978 indexed works and resolved on OpenAlex — ranked by citations, including the results that did not work.
Journal of Craniofacial Surgery · 2009 · 72 citations
Treacher Collins Syndrome
AbstractBACKGROUND: : Management of patients with Treacher Collins syndrome is complicated and involves multiple disciplines working in concert to achieve a common outcome. This article reviews the experience at the Australian Craniofacial Unit and describes the protocol for management. METHODS: : Fifty patients were treated during the last 30 years. The records of these patients were reviewed to establish what interventions they required and how these fit into a protocol for management. RESULTS: : The protocol for management of Treacher Collins syndrome can be divided into 3 epochs. In the first epoch from birth to age 2, airway and feeding problems were the main focus. Four patients required tracheostomy. Of these, 1 died and the others received mandibular distraction. Hearing is evaluated and addressed early. Eleven patients (23%) required repair of a cleft palate. In the second epoch (aged 2-12 y), speech therapy is critical as is a focus on integrating into the education system. During this epoch, reconstruction of the upper face was performed either with bone grafts or with vascularized bone flaps. Both required repeat bone grafts later. In the third epoch (aged 13-18 y), orthognathic surgery was performed. Revision surgery and further bone grafting were performed again at around age 18. Patients reported being generally happy with their appearance and with few exceptions were able to complete education, gain employment, and feel socially accepted. CONCLUSIONS: : Management of patients with Treacher Collins syndrome should be through a multidisciplinary protocol to achieve good results while minimizing confusion and unnecessary surgery.
Journal of Medical Genetics · 2002 · 65 citations · open access
Screening of <i>TCOF1</i> in patients from different populations: confirmation of mutational hot spots and identification of a novel missense mutation that suggests an important functional domain in the protein treacle
AbstractTreacher Collins syndrome (TCS, MIM *154500) is an autosomal dominant craniofacial disorder characterised by malar hypoplasia, micrognathia, downward slanting palpebral fissures, lower eyelid coloboma, malformed auricles, conductive deafness, and cleft palate. The estimated incidence is 1/50 000, with 60% of the cases resulting from sporadic mutations.1 There is marked phenotypic variability among patients, ranging from perinatal death because of a compromised airway to those that go undetected by medical examination. The gene underlying this condition, TCOF1 , was mapped in 19962 and since then mutation detection studies have concluded that: (1) the majority of pathogenic mutations are small deletions and insertions causing frameshifts that are predicted to result in a truncated protein; (2) mutations (both polymorphic and pathogenic) can be found throughout the 25 coding exons of the gene; (3) most mutations are family specific with the exception of a commonly occurring 5 bp deletion in exon 24 (found in approximately 16% of families); and (4) there is no correlation between type and/or localisation of the mutation and phenotypic expression.3–6 Furthermore, the observation that more than 50% of all described pathogenic mutations known to date are clustered in five exons (10, 15, 16, 23, and 24) has led to the hypothesis that these five exons are mutational hot spots, suggesting that any effort to identify mutations in TCOF1 would benefit from testing these five exons before extending the analysis to the rest of the gene.6
The protein encoded by the TCOF1 gene, treacle, has repetitive motifs encoded by exons 7-16, which are subject to phosphorylation by casein kinase II7 and a nucleolar localisation signal on its C-terminus.8 It bears weak similarity to a family of nucleolar phosphoproteins and its precise function remains unknown.9,10 In the present work, screening for TCOF1 mutations …
AbstractTreacher Collins syndrome is named after the English surgeon Edward Treacher Collins, who initially described the syndrome's traits in 1900. This rare autosomal dominant disorder affects approximately 1:50 000 live births. It primarily affects the development of facial structures through a mutation in the TCOF1 gene found at the 5q32-33.1 loci. While common facies and phenotype can be described with this syndrome, the gene has a wide variation of expressivity, thus making the diagnosis of mild cases challenging. This study involves a term female diagnosed with Treacher Collins syndrome, who was also diagnosed with Tracheal Esophageal Fistula. She is expected to be of normal intelligence but, as is typical for Treacher Collins syndrome, has conductive hearing loss and therefore is at risk for developmental delay. This article describes her hospital course and outcomes thus far and is intended to guide the bedside practitioner in recognition and guidance of families in the future.
Cumhuriyet Dental Journal · 2019 · 1 citations · open access
Dental Treatment of a Patient with Treacher Collins Syndrome Under General Anaesthesia: A Case Report
AbstractThis article reports a case of Treacher Collins syndrome (TCS) in a five-year-old male patient treated in Kırıkkale University, Department of Pediatric Dentistry. We defined the clinic signs and symptoms of the case and suggested a treatment plan. Treatment procedures for malformations caused by the syndrome should be planned and performed specifically for the patient. In our patient with low treatment compliance, dental examination, filling and partial prosthesis treatment was successfully applied under general anesthesia.
MICROTIA IN TREACHER COLLINS SYNDROME: A REVIEW ARTICLE
AbstractIntroduction: Treacher Collins Syndrome (TCS) is a condition affecting the development of facial structures. TCS presents with variable clinical manifestations and can impact the quality of life of those affected. Early identification and diagnosis are crucial management planning and intervention. Objective: To understand the embryology, genetic abnormalities, and manifestations of TCS which would facilitate the diagnosis. Methods: A narrative review of the literature published between 2010 and 2024. The literature search was conducted using the keywords "Treacher Collins Syndrome" and related terms (embryology, epidemiology, diagnosis) across academic databases such as PubMed, Google Scholar, and ScienceDirect. Result: From the 116 articles identified, a review was conducted on 23 publications deemed relevant and appropriate to the topic. Treacher Collins Syndrome (TCS), also known as Mandibulofacial Dysostosis, is a genetic disorder affecting facial structures, characterized by variable clinical manifestations. TCS has impact on the quality of life of those affected. It is inherited in an autosomal dominant manner and involves mutations in the TCOF1, POLR1D, POLR1C or POLR1B genes, which disrupts the development of the pharyngeal arches during embryogenesis. Microtia and conductive hearing loss are otology manifestations of TCS. TCS is diagnosed based on clinical manifestations, along with genetic confirmation. Conclusion: Identification and diagnosis of Treacher Collins Syndrome (TCS) are crucial for planning management and interventions that can improve the patient's quality of life. Keywords: microtia, Treacher Collins syndrome, mandibulofacial dysostosis, conductive hearing los
Disease module: DeepOracle (Open Targets). Structures: RDKit from PubChem SMILES. Literature: retrieved by DeepSearch across 234,678,978 indexed works (targeted per-candidate search), resolved on OpenAlex.
DeCure is a research and publication project, not medical advice and not a treatment. "DeCure for X" describes a research goal, not a claim that a cure exists. Backing a cure is a contribution to fund the research — it is not an investment, and confers no yield, royalty, equity or IP ownership. Papers are published open-access by the DeCure.ai DAO.
