About   Help   FAQ
Phenotypes Associated with This Genotype
Genotype
MGI:6360224
Allelic
Composition		 Mrtfbem1Dsr/Mrtfb+
Myh7em1Dsr/Myh7+
Genetic
Background		 involves: C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mrtfbem1Dsr mutation (0 available); any Mrtfb mutation (68 available)
Myh7em1Dsr mutation (0 available); any Myh7 mutation (99 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
cardiovascular system
abnormal trabecula carnea morphology ( J:277399 )
• mild hypertrabeculation and apical recesses in P3 ventricular wall

muscle
abnormal trabecula carnea morphology ( J:277399 )
• mild hypertrabeculation and apical recesses in P3 ventricular wall

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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory