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Phenotypes Associated with This Genotype
Genotype
MGI:2672002
Allelic
Composition		 Efnb3tm1Nwg/Efnb3tm1Nwg
Genetic
Background		 Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Efnb3tm1Nwg mutation (0 available); any Efnb3 mutation (11 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
behavior/neurological
abnormal gait ( J:68814 )
• mirrored limb movement resulting in a hopping locomotion

nervous system
abnormal corticospinal tract morphology ( J:68814 )
• axons aberrantly crossed the midline boundary of the spinal cord

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
03/31/2026
MGI 6.24 		The Jackson Laboratory