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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Celsr1+
wild type
MGI:2434912
Summary 12 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Celsr1Crsh/Celsr1+ C3H.Cg-Celsr1Crsh MGI:5661735
ht2
Celsr1em1(IMPC)Mbp/Celsr1+ C57BL/6N-Celsr1em1(IMPC)Mbp/MbpMmucd MGI:7266987
ht3
Celsr1Crsh/Celsr1+ involves: 101/H * BALB/c * C3H/HeH MGI:2668352
ht4
Celsr1Scy/Celsr1+ involves: BALB/cAnN * C3H/He * C3H/HeH MGI:2668355
ht5
Celsr1Scy/Celsr1+ involves: BALB/cAnNCrl * C3H/HeN MGI:2174732
cx6
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
C3H.Cg-ScribCrc Celsr1Crsh MGI:5661818
cx7
Celsr1Scy/Celsr1+
ScribCrc/Scrib+
C3H.Cg-ScribCrc Celsr1Scy MGI:5661820
cx8
Celsr1Crsh/Celsr1+
Vangl2Lp/Vangl2+
C3H.Cg-Vangl2Lp Celsr1Crsh MGI:5661740
cx9
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
Vangl2Lp/Vangl2+
C3H.Cg-Vangl2Lp ScribCrc Celsr1Crsh MGI:5661822
cx10
Celsr1Crsh/Celsr1+
Ptk7chz/Ptk7+
involves: 101/H * BALB/c * BALB/cAnN * C3H/HeH MGI:4830334
cx11
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
involves: 101/H * BALB/c * C3H/HeH * C57BL/6 * NMRI MGI:5661724
cx12
Celsr1Crsh/Celsr1+
Vangl2Lp/Vangl2+
involves: 101/H * BALB/c * C3H/HeH * CBA * LPT/Le MGI:5661720


Genotype
MGI:5661735
ht1
Allelic
Composition
Celsr1Crsh/Celsr1+
Genetic
Background
C3H.Cg-Celsr1Crsh
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• Background Sensitivity: shaky-head behavior becomes less penetrant on the C3H/HeH background, seen in 32% of mice

embryo
• embryos exhibit delayed neural tube closure, of about 1.3 somite stages compared to wild-type, however, all embryos initiate closure by the 9-somite stage

nervous system
• embryos exhibit delayed neural tube closure, of about 1.3 somite stages compared to wild-type, however, all embryos initiate closure by the 9-somite stage




Genotype
MGI:7266987
ht2
Allelic
Composition
Celsr1em1(IMPC)Mbp/Celsr1+
Genetic
Background
C57BL/6N-Celsr1em1(IMPC)Mbp/MbpMmucd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1em1(IMPC)Mbp mutation (1 available); any Celsr1 mutation (145 available)
Data Sources
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological

embryo

endocrine/exocrine glands
IMPC - UCD

integument

nervous system

reproductive system
IMPC - UCD

vision/eye
IMPC - UCD




Genotype
MGI:2668352
ht3
Allelic
Composition
Celsr1Crsh/Celsr1+
Genetic
Background
involves: 101/H * BALB/c * C3H/HeH
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• Background Sensitivity: shaky-head behavior is more penetrant, seen in 68% of mice, compared to mice on a congenic C3H/HeH background in which 32% exhibit this phenotype (J:216413)
• heterozygotes exhibit belly curling and spinning during tail suspension
• however, no obvious peripheral vestibular defects are detected in adulthood

hearing/vestibular/ear
• heterozygotes exhibit a positive Preyer's reflex in response to a 20 kHz, 90 dB SPL tone burst, indicating that they are not profoundly deaf
• however, heterozygotes show mild defects in planar cell polarity of the sensory epithelium
• adult heterozygotes display mildly misoriented OHC stereociliary bundles in the apical cochlear relative to Celsr1Scy heterozygotes, with fewer OHCs being affected
• in contrast, IHC stereociliary bundle orientation remains unaffected

nervous system
• adult heterozygotes display mildly misoriented OHC stereociliary bundles in the apical cochlear relative to Celsr1Scy heterozygotes, with fewer OHCs being affected
• in contrast, IHC stereociliary bundle orientation remains unaffected




Genotype
MGI:2668355
ht4
Allelic
Composition
Celsr1Scy/Celsr1+
Genetic
Background
involves: BALB/cAnN * C3H/He * C3H/HeH
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Scy mutation (2 available); any Celsr1 mutation (145 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• heterozygotes exhibit belly curling and spinning during tail suspension
• however, no obvious peripheral vestibular defects are detected in adulthood

hearing/vestibular/ear
• heterozygotes exhibit a positive Preyer's reflex in response to a 20 kHz, 90 dB SPL tone burst, indicating that they are not profoundly deaf
• however, heterozygotes show defects in planar cell polarity of the sensory epithelium
• at E18.5 and 3-5 months, heterozygotes display excessive misoriented OHC stereociliary bundles, esp. in the apical cochlear turn relative to wild-type mice (apex 3.60%, base 1.68% rotated vs apex 0.66%, base 0.18% rotated, respectively)
• in the apex, OHC bundle misorientation is noted as early as E16.5
• in contrast, IHC stereociliary bundles remain unaffected
• at 3-5 months, heterozygotes show minimal OHC degeneration in the basal cochlear turn
• however, no significant loss of OHCs is noted in the apex
• at E18.5 and 3-5 months, heterozygotes display distortion of the upper surfaces of supporting cells that are immediately adjacent to misoriented OHCs

nervous system
• at E18.5 and 3-5 months, heterozygotes display excessive misoriented OHC stereociliary bundles, esp. in the apical cochlear turn relative to wild-type mice (apex 3.60%, base 1.68% rotated vs apex 0.66%, base 0.18% rotated, respectively)
• in the apex, OHC bundle misorientation is noted as early as E16.5
• in contrast, IHC stereociliary bundles remain unaffected
• at 3-5 months, heterozygotes show minimal OHC degeneration in the basal cochlear turn
• however, no significant loss of OHCs is noted in the apex




Genotype
MGI:2174732
ht5
Allelic
Composition
Celsr1Scy/Celsr1+
Genetic
Background
involves: BALB/cAnNCrl * C3H/HeN
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Scy mutation (2 available); any Celsr1 mutation (145 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• heterozygotes exhibit fits




Genotype
MGI:5661818
cx6
Allelic
Composition
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
Genetic
Background
C3H.Cg-ScribCrc Celsr1Crsh
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
ScribCrc mutation (3 available); any Scrib mutation (53 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• skewed body axis in some mutants
• lumbosacral open spina bifida in 2% of mutants (1 of 41); this mouse shows partially closed eyelids
• 42% of mutants exhibit craniorachischisis, most often isolated (32% of mutants) but sometimes associated with abdominal wall defect and a skewed body axis (10% of mutants)
• however, 46% of mutants appear normal

growth/size/body
• abdominal wall defect in some mutants

limbs/digits/tail
• 2% of mutants exhibit a looped tail

nervous system
• lumbosacral open spina bifida in 2% of mutants (1 of 41); this mouse shows partially closed eyelids
• 42% of mutants exhibit craniorachischisis, most often isolated (32% of mutants) but sometimes associated with abdominal wall defect and a skewed body axis (10% of mutants)
• however, 46% of mutants appear normal
• isolated exencephaly in 7% of mutants

vision/eye
• mutants with craniorachischisis show completely open eyelids at E16.5
• 50% of mutants (5 of 10) exhibit failure of eyelid formation at E16.5
• mutants with craniorachischisis show completely open eyelids

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
neural tube defect DOID:0080074 OMIM:301410
OMIM:601634
J:216413




Genotype
MGI:5661820
cx7
Allelic
Composition
Celsr1Scy/Celsr1+
ScribCrc/Scrib+
Genetic
Background
C3H.Cg-ScribCrc Celsr1Scy
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Scy mutation (2 available); any Celsr1 mutation (145 available)
ScribCrc mutation (3 available); any Scrib mutation (53 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• 62% mutants exhibit craniorachischisis, most often isolated (in 56% of mutants), but sometimes associated with abdominal wall defect (6% of mutants)
• however, 39% mutants appear normal

growth/size/body
• 1 of 18 mutants with craniorachischisis show an abdominal wall defect

nervous system
• 62% mutants exhibit craniorachischisis, most often isolated (in 56% of mutants), but sometimes associated with abdominal wall defect (6% of mutants)
• however, 39% mutants appear normal

vision/eye
• some mutants with craniorachischisis show eyelid closure defects

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
neural tube defect DOID:0080074 OMIM:301410
OMIM:601634
J:216413




Genotype
MGI:5661740
cx8
Allelic
Composition
Celsr1Crsh/Celsr1+
Vangl2Lp/Vangl2+
Genetic
Background
C3H.Cg-Vangl2Lp Celsr1Crsh
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
Vangl2Lp mutation (2 available); any Vangl2 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• rightward skewing of the embryo, with shortening of the right-hand size compared with the left, suggesting a defect in embryo turning
• 100% of embryos exhibit craniorachischisis, occurring usually as an isolated defect (in 89% of mutants) but sometimes associated with an abdominal wall defect (in 11% of mutants)

growth/size/body
• abdominal wall defect in 11% of mutants, which is likely to be omphalocele/exomphalos

nervous system
• 100% of embryos exhibit craniorachischisis, occurring usually as an isolated defect (in 89% of mutants) but sometimes associated with an abdominal wall defect (in 11% of mutants)

vision/eye
• 3 of 5 mutants fail to close eyelids at E16.5, while others show partial eyelid closure

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
neural tube defect DOID:0080074 OMIM:301410
OMIM:601634
J:216413




Genotype
MGI:5661822
cx9
Allelic
Composition
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
Vangl2Lp/Vangl2+
Genetic
Background
C3H.Cg-Vangl2Lp ScribCrc Celsr1Crsh
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
ScribCrc mutation (3 available); any Scrib mutation (53 available)
Vangl2Lp mutation (2 available); any Vangl2 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• 2 of 3 mutants exhibit craniorachischisis

limbs/digits/tail
• 1 of 3 mice exhibits hindbrain exencephaly and a tail defect

nervous system
• 2 of 3 mutants exhibit craniorachischisis
• 1 of 3 mice exhibits hindbrain exencephaly and a tail defect




Genotype
MGI:4830334
cx10
Allelic
Composition
Celsr1Crsh/Celsr1+
Ptk7chz/Ptk7+
Genetic
Background
involves: 101/H * BALB/c * BALB/cAnN * C3H/HeH
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
Ptk7chz mutation (2 available); any Ptk7 mutation (59 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• 6% display spina bifida

nervous system
• 6% display spina bifida




Genotype
MGI:5661724
cx11
Allelic
Composition
Celsr1Crsh/Celsr1+
ScribCrc/Scrib+
Genetic
Background
involves: 101/H * BALB/c * C3H/HeH * C57BL/6 * NMRI
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
ScribCrc mutation (3 available); any Scrib mutation (53 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• 8% of embryos develop craniorachischisis

nervous system
• 8% of embryos develop craniorachischisis




Genotype
MGI:5661720
cx12
Allelic
Composition
Celsr1Crsh/Celsr1+
Vangl2Lp/Vangl2+
Genetic
Background
involves: 101/H * BALB/c * C3H/HeH * CBA * LPT/Le
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Celsr1Crsh mutation (2 available); any Celsr1 mutation (145 available)
Vangl2Lp mutation (2 available); any Vangl2 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• 54% of embryos develop craniorachischisis

limbs/digits/tail
• the mice that do not develop craniorachischisis exhibit a looped tail

nervous system
• 54% of embryos develop craniorachischisis





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last database update
01/28/2026
MGI 6.24
The Jackson Laboratory