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WormBase Tree Display for Disease_model_annotation: WBDOannot00000379

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Name Class

WBDOannot00000379Disease_termDOID:14323
Disease_of_speciesHomo sapiens
Modeled_byDisease_relevant_geneWBGene00001076
Association_typeis_implicated_in
Evidence_codeGO_codeIMP
ECO_termECO:0007013
Genetic_sexhermaphrodite
Paper_evidenceWBPaper00046710
Disease_model_descriptionMutations in the human gene FBN1 (Fibrillin 1) are implicated in Marfan syndrome, a heritable autosomal dominant disorder of fibrous connective tissue; signs and symptoms of Marfan syndrome vary widely in severity, timing of onset, and rate of progression; the primary features of Marfan syndrome are vision problems caused by a dislocated lens, connective tissue and skeletal defects such as elongated extremities, joint hypermobility and scoliosis; C. elegans mua-3 shares high homology with FBN1, mua-3 is required for tissue integrity and attachment, mua-3 mutants show internal organ detachment; further studies in C. elegans indicate that dpy-17, a collagen acts as a genetic suppressor of mua-3, and interacts with dpy-31, a BMP-1/Tolloid-like metalloprotease required for TGF activation in mammals; knock-down of dbl-1, a TGF homolog, in mua-3 modestly rescued the lethality of mua-3 mutants, suggesting a potentially conserved interaction between MUA-3 and a TGF pathway; these genes provide a genetic model to study TGF function in development of Marfan pathology.
Curator_confirmedWBPerson324
Date_last_updated25 Sep 2015 00:00:00