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Phenotypes Associated with This Genotype
Genotype
MGI:3046281
Allelic
Composition		 Mnx1tm1Jhk/Mnx1tm1Jhk
Genetic
Background		 involves: 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mnx1tm1Jhk mutation (1 available); any Mnx1 mutation (30 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
nervous system
abnormal motor neuron axon guidance ( J:89755 )
• spinal motor neuron differentiation occurs but axon guidance is disrupted
abnormal innervation ( J:89755 )
• bridging between segmentally arrayed motor nerves occurs

cellular
abnormal motor neuron axon guidance ( J:89755 )
• spinal motor neuron differentiation occurs but axon guidance is disrupted

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
03/31/2026
MGI 6.24 		The Jackson Laboratory