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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Cntn2+
wild type
MGI:2433222
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cx1
Mycbp2m7Bei/Mycbp2m7Bei
Cntn2tm1Furl/Cntn2+
involves: 129S1/Sv * A/J * C57BL/6 MGI:5505464
cx2
m8Bei/m8Bei
Cntn2tm1Furl/Cntn2+
involves: 129S1/Sv * A/J * C57BL/6 MGI:5505475


Genotype
MGI:5505464
cx1
Allelic
Composition
Mycbp2m7Bei/Mycbp2m7Bei
Cntn2tm1Furl/Cntn2+
Genetic
Background
involves: 129S1/Sv * A/J * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cntn2tm1Furl mutation (2 available); any Cntn2 mutation (56 available)
Mycbp2m7Bei mutation (1 available); any Mycbp2 mutation (221 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• midline crossing defect occasionally
• aberrant patterning in the striatum
• corticofugal axon tracts in the ventral striatum

limbs/digits/tail




Genotype
MGI:5505475
cx2
Allelic
Composition
m8Bei/m8Bei
Cntn2tm1Furl/Cntn2+
Genetic
Background
involves: 129S1/Sv * A/J * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cntn2tm1Furl mutation (2 available); any Cntn2 mutation (56 available)
m8Bei mutation (0 available); any m8Bei mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• misdirected or fewer axon tracts than in controls





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last database update
03/18/2025
MGI 6.24
The Jackson Laboratory