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Phenotypes Associated with This Genotype
Genotype
MGI:5431510
Allelic
Composition		 b2b904Clo/b2b904Clo
Genetic
Background		 C57BL/6J-b2b904Clo
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
b2b904Clo mutation (1 available); any b2b904Clo mutation (1 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype

Mutant 904-004-ND exhibits congested heart with congested and enlarged atria

cardiovascular system
abnormal myocardial trabeculae morphology ( J:175213 )
• excessive myocardial trabeculation
dilated heart ventricle ( J:175213 )
• dilated ventricular chamber

muscle
abnormal myocardial trabeculae morphology ( J:175213 )
• excessive myocardial trabeculation

growth/size/body
heart left ventricle hypertrophy ( J:175213 )
heart right ventricle hypertrophy ( J:175213 )

Mouse Models of Human Disease
 DO ID OMIM ID(s) Ref(s)
dilated cardiomyopathy DOID:12930 OMIM:PS115200
 J:175213
heart disease DOID:114 J:175213

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory