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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Epcipem1Osb
endonuclease-mediated mutation 1, Research Institute for Microbial Diseases, Osaka University
MGI:8224218
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Epcipem1Osb/Epcipem1Osb B6;D2-Epcipem1Osb/Osb MGI:8288874


Genotype
MGI:8288874
hm1
Allelic
Composition		 Epcipem1Osb/Epcipem1Osb
Genetic
Background		 B6;D2-Epcipem1Osb/Osb
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Epcipem1Osb mutation (0 available); any Epcip mutation (19 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
reproductive system
reproductive system phenotype ( J:370030 )
N
• males exhibit normal testis gross appearance, testis weight/body weight ratios, testis and epididymis histology, and cauda epididymal sperm morphology and motility with no major changes in sperm kinetic parameters relative to aged-matched heterozygous littermates; males sire pups with normal average litter sizes when paired with wild-type females




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
01/28/2026
MGI 6.24 		The Jackson Laboratory