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Phenotypes Associated with This Genotype
Genotype
MGI:3037439
Allelic
Composition		 Daxxtm1Led/Daxxtm1Led
Genetic
Background		 129S/SvEvTac-Daxxtm1Led
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Daxxtm1Led mutation (0 available); any Daxx mutation (34 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality during organogenesis, complete penetrance ( J:56796 )
• on a 129S6/SvEvTac genetic backrgound, homozygous mutant embryos are evident at E8.5, although in lower than expected ratios; no mutant embryos are obtained after E9.5

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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Funding Information
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Send questions and comments to User Support. 		last database update
01/28/2026
MGI 6.24 		The Jackson Laboratory