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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Esrp1tm1.2Rpc
targeted mutation 1.2, Russ P Carstens
MGI:5707244
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc involves: 129S4/SvJae * C57BL/6 MGI:7367409
hm2
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc involves: 129S4/SvJae * C57BL/6 * C57BL/6J MGI:5707248
ht3
Esrp1m1Btlr/Esrp1tm1.2Rpc involves: 129S4/SvJae * C57BL/6 * C57BL/6J MGI:7437694
cx4
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Esrp2tm1(KOMP)Vlcg/Esrp2tm1(KOMP)Vlcg
involves: 129S4/SvJae * C57BL/6 * C57BL/6J * C57BL/6NTac MGI:5707269
cx5
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Esrp2tm1(KOMP)Vlcg/Esrp2+
involves: 129S4/SvJae * C57BL/6 * C57BL/6J * C57BL/6NTac MGI:5707286


Genotype
MGI:7367409
hm1
Allelic
Composition
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Genetic
Background
involves: 129S4/SvJae * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Esrp1tm1.2Rpc mutation (1 available); any Esrp1 mutation (19 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• decreased cell proliferation resulting in reduced growth towards apposition with the medial nasal prominence at E10.5
• medial and lateral nasal prominence processes either fail to make contact or fail to fuse
• decreased cell proliferation resulting in reduced growth towards apposition with the lateral nasal prominence at E10.5
• medial and lateral nasal prominence processes either fail to make contact or fail to fuse
• enlarged at E12.5
• in culture when shelves meet dissolution of the medial edge epithelial cells is absent and shelves fail to achieve mesenchymal confluence
• reduced outgrowth of palatal shelves
• shelves show increased fragility and reduced cell proliferation in culture
• at E12.5 the medial and lateral nasal prominences are smaller resulting in a larger nasal pit
• the maxillary process fails to contact the medial or lateral nasal prominences

respiratory system
• enlarged at E12.5

digestive/alimentary system
• in culture when shelves meet dissolution of the medial edge epithelial cells is absent and shelves fail to achieve mesenchymal confluence
• reduced outgrowth of palatal shelves
• shelves show increased fragility and reduced cell proliferation in culture

growth/size/body
• in culture when shelves meet dissolution of the medial edge epithelial cells is absent and shelves fail to achieve mesenchymal confluence
• reduced outgrowth of palatal shelves
• shelves show increased fragility and reduced cell proliferation in culture
• at E12.5 the medial and lateral nasal prominences are smaller resulting in a larger nasal pit
• the maxillary process fails to contact the medial or lateral nasal prominences

skeleton




Genotype
MGI:5707248
hm2
Allelic
Composition
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Esrp1tm1.2Rpc mutation (1 available); any Esrp1 mutation (19 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• neonatal lethality on P0 most likely due to orofacial clefting

craniofacial
• 100% penetrance of bilateral cleft lip and cleft palate
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• 100% penetrance of bilateral cleft lip and cleft palate

digestive/alimentary system
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• 100% penetrance of bilateral cleft lip and cleft palate

growth/size/body
• 100% penetrance of bilateral cleft lip and cleft palate
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• 100% penetrance of bilateral cleft lip and cleft palate

limbs/digits/tail
N
• mice do not exhibit any gross forelimb or hindlimb defects




Genotype
MGI:7437694
ht3
Allelic
Composition
Esrp1m1Btlr/Esrp1tm1.2Rpc
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Esrp1m1Btlr mutation (1 available); any Esrp1 mutation (19 available)
Esrp1tm1.2Rpc mutation (1 available); any Esrp1 mutation (19 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• cleft of secondary hard and soft palate
• no cleft lip or cleft of the primary palate

digestive/alimentary system
• cleft of secondary hard and soft palate
• no cleft lip or cleft of the primary palate

growth/size/body
• cleft of secondary hard and soft palate
• no cleft lip or cleft of the primary palate




Genotype
MGI:5707269
cx4
Allelic
Composition
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Esrp2tm1(KOMP)Vlcg/Esrp2tm1(KOMP)Vlcg
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * C57BL/6J * C57BL/6NTac
Cell Lines 13762A-G3
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Esrp1tm1.2Rpc mutation (1 available); any Esrp1 mutation (19 available)
Esrp2tm1(KOMP)Vlcg mutation (1 available); any Esrp2 mutation (26 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• mandibular dysplasia, with malformed mandible lacking the normal curvature
• mandibles lack the coronoid process
• absence of the premaxillary bones at E18.5
• palatal bone hypoplasia at E18.5
• bilateral cleft lip at E18.5
• widened oral opening
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5

digestive/alimentary system
• palatal bone hypoplasia at E18.5
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• agenesis of the salivary gland at E15.5

embryo
• profound rostral shortening

endocrine/exocrine glands
• agenesis of the salivary gland at E15.5

growth/size/body
• palatal bone hypoplasia at E18.5
• bilateral cleft lip at E18.5
• widened oral opening
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• about 30% reduction in length at E18.5

integument
• fetuses exhibit earlier staged hair follicles indicating delayed hair follicle maturation
• reduction in hair follicle number, with about 23% fewer hair follicles at E18.5
• epidermal hypoplasia in E18.5 fetuses
• marker analysis indicates that the basal keratinocyte layer is less organized than in controls
• epidermal thickness is reduced by 35% at E18.5
• skin is thin and transparent at E18.5

limbs/digits/tail
• E18.5 fetuses show full fusion of the forepaw or partially penetrant forelimb agenesis
• malformed forelimbs at E18.5
• E18.5 fetuses show full fusion of the forepaw or partially penetrant forelimb agenesis
• forelimb defect is associated with the absence of the radius and humerus bones
• forelimb defect is associated with the absence of the radius and humerus bones
• smaller limbs at E18.5

renal/urinary system

respiratory system
• agenesis of the lung at E15.5

skeleton
• mandibular dysplasia, with malformed mandible lacking the normal curvature
• mandibles lack the coronoid process
• absence of the premaxillary bones at E18.5
• forelimb defect is associated with the absence of the radius and humerus bones
• forelimb defect is associated with the absence of the radius and humerus bones




Genotype
MGI:5707286
cx5
Allelic
Composition
Esrp1tm1.2Rpc/Esrp1tm1.2Rpc
Esrp2tm1(KOMP)Vlcg/Esrp2+
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * C57BL/6J * C57BL/6NTac
Cell Lines 13762A-G3
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Esrp1tm1.2Rpc mutation (1 available); any Esrp1 mutation (19 available)
Esrp2tm1(KOMP)Vlcg mutation (1 available); any Esrp2 mutation (26 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• mandibular dysplasia
• bilateral cleft lip at E18.5
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5

digestive/alimentary system
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5

embryo
• rostral shortening

growth/size/body
• bilateral cleft lip at E18.5
• clefting of the primary palate is seen at E18.5
• clefting of the secondary hard palate is seen at E18.5
• clefting of the secondary soft palate is seen at E18.5
• slight length reduction at E18.5
• slight weight reduction at E18.5

limbs/digits/tail
• embryos often show forepaw syndactyly
• embryos often show malformed forelimbs

skeleton
• mandibular dysplasia





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last database update
04/23/2024
MGI 6.23
The Jackson Laboratory