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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Erbb3em1Dlee
endonuclease-mediated mutation 1, Daekee Lee
MGI:8409366
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Erbb3em1Dlee/Erbb3em1Dlee C57BL/6J-Erbb3em1Dlee MGI:8409576
cx2
ApcMin/Apc+
Erbb3em1Dlee/Erbb3em1Dlee
C57BL/6J-Erbb3em1Dlee ApcMin MGI:8409574


Genotype
MGI:8409576
hm1
Allelic
Composition
Erbb3em1Dlee/Erbb3em1Dlee
Genetic
Background
C57BL/6J-Erbb3em1Dlee
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Erbb3em1Dlee mutation (0 available); any Erbb3 mutation (46 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
N
• normal response to DSS-induced colitis




Genotype
MGI:8409574
cx2
Allelic
Composition
ApcMin/Apc+
Erbb3em1Dlee/Erbb3em1Dlee
Genetic
Background
C57BL/6J-Erbb3em1Dlee ApcMin
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
ApcMin mutation (12 available); any Apc mutation (155 available)
Erbb3em1Dlee mutation (0 available); any Erbb3 mutation (46 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
digestive/alimentary system
• fewer polyps in small intestine
• small intestine polyp size distribution skewed towards smaller-than-1-mm diameter bracket
• fewer high-grade adenomas in small intestine
• less distorted glandular structures in high-grade adenomas in small intestine
• normal number of polyps in colon

neoplasm
• fewer polyps in small intestine
• small intestine polyp size distribution skewed towards smaller-than-1-mm diameter bracket
• fewer high-grade adenomas in small intestine
• less distorted glandular structures in high-grade adenomas in small intestine
• normal number of polyps in colon





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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last database update
09/01/2026
MGI 6.24
The Jackson Laboratory