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The First Scube3 Mutant Mouse Line with Pleiotropic Phenotypic Alterations
Helmut Fuchs1,2, Sibylle Sabrautzki1,3, Gerhard K H Przemeck1,2
1German Mouse Clinic, Institute of Experimental Genetics, Helmholtz Zentrum München, German Research Center for Environmental Health, 85764 Neuherberg, Germany.
G3 (Bethesda, Md.)
|November 6, 2016
Summary
A new Scube3 mutant mouse model reveals skeletal, metabolic, and neurological abnormalities. These findings offer insights into Scube3 functions and potential links to Paget disease of bone.
Area of Science:
- Genetics and Molecular Biology
- Developmental Biology
- Metabolic Disorders
Background:
- The Signal peptide, CUB, and EGF-like domain-containing protein (Scube) family comprises three secreted glycoproteins with limited known functions, especially in adulthood.
- Understanding the roles of Scube proteins is crucial for deciphering various physiological processes.
Purpose of the Study:
- To investigate the function of Scube3 by creating and characterizing a novel Scube3 mutant mouse line (Scube3N294K/N294K).
- To explore the phenotypic consequences of impaired SCUBE3 gene function.
Main Methods:
- Generation of a Scube3N294K/N294K missense mutant mouse line.
- Comprehensive phenotypic characterization at the German Mouse Clinic (GMC).
Main Results:
- Scube3N294K/N294K mutants exhibited skeletal abnormalities, altered bone metabolism, renal dysfunction, and hearing impairments.
- The observed phenotypes align with characteristics of Paget disease of bone (PDB).
- Additional alterations in energy metabolism, behavior, and neurological functions were identified.
Conclusions:
- The Scube3N294K/N294K mutant mouse line serves as a valuable model for studying SCUBE3 functions.
- This model can advance research into the pathogenesis of Paget disease of bone and related disorders.
