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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Gt(ROSA)26Sortm2(Pax3)Joe
targeted mutation 2, Jonathan A Epstein
MGI:3803568
Summary 6 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:3804313
cn2
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
Pax3tm1(cre)Joe/Pax3+
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:3804314
cn3
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
Pax3tm1(cre)Joe/Pax3tm1(cre)Joe
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:3804316
cn4
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sor+
Pax3tm1(cre)Joe/Pax3+
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:3804317
cn5
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
H2az2Tg(Wnt1-cre)11Rth/H2az2+
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * CBA MGI:3804318
cn6
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sor+
H2az2Tg(Wnt1-cre)11Rth/H2az2+
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * CBA MGI:3804321


Genotype
MGI:3804313
hm1
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype
• mice appear normal




Genotype
MGI:3804314
cn2
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
Pax3tm1(cre)Joe/Pax3+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
Pax3tm1(cre)Joe mutation (1 available); any Pax3 mutation (50 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• despite normal numbers at E17.5, no mice survive beyond P2 due to a failure to suckle

craniofacial
• the alisphenoid is hypoplastic or absent
• the alisphenoid is hypoplastic or absent
• the pterygoid process is hypoplastic or absent
• the pterygoid process is hypoplastic or absent
• at P0, the secondary palate is absent
• at E14.5 and E16.5, mice lack ossification centers along the midline of the palate
• at E15.5 and E17.5, mineralization of the palate is decreased
• at E16.5, mutant mice display a cleft palate with palatal shelves that fail to lift

skeleton
• impaired in primary palate cultures
• the alisphenoid is hypoplastic or absent
• the alisphenoid is hypoplastic or absent
• the pterygoid process is hypoplastic or absent
• the pterygoid process is hypoplastic or absent
• primary palate cultures fail to form nodules and mineralize following treatment with BMP unlike in wild-type cultures due to impaired osteogenic differentiation
• at E14.5 and E16.5, mice lack ossification centers along the midline of the palate
• at E15.5 and E17.5, mineralization of the palate is decreased

limbs/digits/tail
N
• unlike Pax3tm1(cre)Joe homozygotes, hindlimb development is normal
• forelimb musculature is hypoplastic

vision/eye
• mice exhibit defects in eyelid development from eyelids that fail to fuse to completely missing eyelids
• in some mice
• in some mice

hearing/vestibular/ear

muscle
N
• unlike Pax3tm1(cre)Joe homozygotes, diaphragm and hindlimb musculature develop normally
• forelimb musculature is hypoplastic

nervous system
N
• unlike Pax3tm1(cre)Joe homozygotes, mice exhibit normal neural tube development

digestive/alimentary system
• at P0, the secondary palate is absent
• at E14.5 and E16.5, mice lack ossification centers along the midline of the palate
• at E15.5 and E17.5, mineralization of the palate is decreased
• at E16.5, mutant mice display a cleft palate with palatal shelves that fail to lift

cellular
• impaired in primary palate cultures

growth/size/body
• at P0, the secondary palate is absent
• at E14.5 and E16.5, mice lack ossification centers along the midline of the palate
• at E15.5 and E17.5, mineralization of the palate is decreased
• at E16.5, mutant mice display a cleft palate with palatal shelves that fail to lift




Genotype
MGI:3804316
cn3
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
Pax3tm1(cre)Joe/Pax3tm1(cre)Joe
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
Pax3tm1(cre)Joe mutation (1 available); any Pax3 mutation (50 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• despite normal numbers at E17.5, no mice survive beyond P2




Genotype
MGI:3804317
cn4
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sor+
Pax3tm1(cre)Joe/Pax3+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
Pax3tm1(cre)Joe mutation (1 available); any Pax3 mutation (50 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• mice display mild shortening of the palate

limbs/digits/tail
N
• unlike Pax3tm1(cre)Joe homozygotes, hind limb morphology is normal

muscle
N
• unlike Pax3tm1(cre)Joe homozygotes, diaphragm morphology is normal

digestive/alimentary system
• mice display mild shortening of the palate

growth/size/body
• mice display mild shortening of the palate




Genotype
MGI:3804318
cn5
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sortm2(Pax3)Joe
H2az2Tg(Wnt1-cre)11Rth/H2az2+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
H2az2Tg(Wnt1-cre)11Rth mutation (2 available); any H2az2 mutation (26 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• authors state that mice exhibit identical phenotypes as observed in Gt(ROSA)26Sortm2Joe/Gt(ROSA)26Sortm2Joe Pax3tm1(cre)Joe/Pax3+ mice
• authors state that mice exhibit identical phenotypes as observed in Gt(ROSA)26Sortm2Joe/Gt(ROSA)26Sortm2Joe Pax3tm1(cre)Joe/Pax3+ mice

vision/eye
• authors state that mice exhibit identical phenotypes as observed in Gt(ROSA)26Sortm2Joe/Gt(ROSA)26Sortm2Joe Pax3tm1(cre)Joe/Pax3+ mice

digestive/alimentary system
• authors state that mice exhibit identical phenotypes as observed in Gt(ROSA)26Sortm2Joe/Gt(ROSA)26Sortm2Joe Pax3tm1(cre)Joe/Pax3+ mice

growth/size/body
• authors state that mice exhibit identical phenotypes as observed in Gt(ROSA)26Sortm2Joe/Gt(ROSA)26Sortm2Joe Pax3tm1(cre)Joe/Pax3+ mice




Genotype
MGI:3804321
cn6
Allelic
Composition
Gt(ROSA)26Sortm2(Pax3)Joe/Gt(ROSA)26Sor+
H2az2Tg(Wnt1-cre)11Rth/H2az2+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm2(Pax3)Joe mutation (0 available); any Gt(ROSA)26Sor mutation (993 available)
H2az2Tg(Wnt1-cre)11Rth mutation (2 available); any H2az2 mutation (26 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
craniofacial
• in one mouse

digestive/alimentary system
• in one mouse

growth/size/body
• in one mouse





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory