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Phenotypes Associated with This Genotype
Genotype
MGI:3820316
Allelic
Composition		 Arhgef9tm1Betz/Y
Emx1tm1(cre)Yql/Emx1+
Genetic
Background		 involves: 129P2/OlaHsd * 129S2/SvPas * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Arhgef9tm1Betz mutation (0 available); any Arhgef9 mutation (9 available)
Emx1tm1(cre)Yql mutation (1 available); any Emx1 mutation (31 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
nervous system
abnormal neuron morphology ( J:141850 )
• strong reduction in gephyrin cluster numbers in the hippocampus at P40, P60 and P130
• however, clustering is unaffected in other areas of the brain

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
01/06/2026
MGI 6.24 		The Jackson Laboratory