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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Meox1+
wild type
MGI:2433168
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
 		Gt(ROSA)26Sortm1(CAG-Etv2,-GFP)Hkata/Gt(ROSA)26Sor+
Meox1tm1(cre)Jpa/Meox1+ 		involves: C57BL/6NCrlj * CBA/JNCrlj MGI:5527436
cx2
 		Meox1tm1Bmk/Meox1+
Meox2tm1Vpa/Meox2tm1Vpa 		involves: 129P2/OlaHsd * C57BL/6 MGI:4365295


Genotype
MGI:5527436
cn1
Allelic
Composition		 Gt(ROSA)26Sortm1(CAG-Etv2,-GFP)Hkata/Gt(ROSA)26Sor+
Meox1tm1(cre)Jpa/Meox1+
Genetic
Background		 involves: C57BL/6NCrlj * CBA/JNCrlj
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm1(CAG-Etv2,-GFP)Hkata mutation (0 available); any Gt(ROSA)26Sor mutation (1062 available)
Meox1tm1(cre)Jpa mutation (0 available); any Meox1 mutation (17 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
normal phenotype
no abnormal phenotype detected ( J:203163 )
• mice exhibit no obvious phenotype and normal vasculature at E11.5




Genotype
MGI:4365295
cx2
Allelic
Composition		 Meox1tm1Bmk/Meox1+
Meox2tm1Vpa/Meox2tm1Vpa
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Meox1tm1Bmk mutation (0 available); any Meox1 mutation (17 available)
Meox2tm1Vpa mutation (0 available); any Meox2 mutation (21 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
skeleton
abnormal axial skeleton morphology ( J:84754 )
• defects affecting the axial skeleton, however ribs and lumbar vertebrae are normal
abnormal vertebrae morphology ( J:84754 )
• vertebral defects apparent only at posterior levels
caudal vertebral fusion ( J:84754 )
• tail vertebrae are malformed and fused

limbs/digits/tail
caudal vertebral fusion ( J:84754 )
• tail vertebrae are malformed and fused




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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Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory