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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Tbx3tm3.2Moon
targeted mutation 3.2, Anne M Moon
MGI:5538565
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Tbx3tm3.2Moon/Tbx3tm3.2Moon involves: 129 * BALB/cJ * C57BL/6 * SJL MGI:5538609


Genotype
MGI:5538609
hm1
Allelic
Composition		 Tbx3tm3.2Moon/Tbx3tm3.2Moon
Genetic
Background		 involves: 129 * BALB/cJ * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tbx3tm3.2Moon mutation (0 available); any Tbx3 mutation (51 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality, complete penetrance ( J:179977 )
• all mice are dead by E14.5 with fewer than expected mice at E10.5, E11.5 and E13.5

cardiovascular system
irregular heartbeat ( J:179977 )
• atrial arrhythmia at E11.5 and E13.5




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