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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Ect2tm1.2Cjd
targeted mutation 1.2, Channing J Der
MGI:5433509
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Ect2tm1.2Cjd/Ect2tm1.2Cjd C57BL/6-Ect2tm1.2Cjd MGI:5433511


Genotype
MGI:5433511
hm1
Allelic
Composition		 Ect2tm1.2Cjd/Ect2tm1.2Cjd
Genetic
Background		 C57BL/6-Ect2tm1.2Cjd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ect2tm1.2Cjd mutation (0 available); any Ect2 mutation (54 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging

embryo
failure of blastocyst to hatch from the zona pellucida ( J:186780 )
• some cultured blastocysts fail to hatch
abnormal inner cell mass morphology ( J:186780 )
• cultured blastocysts that do hatch have an abnormal inner cell mass




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