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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Gm128tm1Osb
targeted mutation 1, Research Institute for Microbial Diseases, Osaka University
MGI:5429747
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Gm128tm1Osb/Gm128tm1Osb involves: 129 * C57BL/6 MGI:5429858


Genotype
MGI:5429858
hm1
Allelic
Composition		 Gm128tm1Osb/Gm128tm1Osb
Genetic
Background		 involves: 129 * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gm128tm1Osb mutation (1 available); any Gm128 mutation (13 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
behavior/neurological
behavior/neurological phenotype ( J:185714 )
N
• mating behavior normal

reproductive system
reproductive system phenotype ( J:185714 )
N
• plug formation normal
decreased fertilization frequency ( J:185714 )
• fertilization rates for males are slightly reduced although normal sized litters are produced




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