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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Etv4+
wild type
MGI:2432633
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Etv4tm1Arbr/Etv4+
Etv5tm1.1Xsun/Etv5tm1.2Xsun
Tg(T-cre)1Lwd/0
involves: 129S1/Sv * 129X1/SvJ * C3H * C57BL/6 * SJL MGI:3849055
cx2
Etv1tm1Tmj/Etv1tm1Tmj
Etv4tm1Arbr/Etv4+
involves: 129S1/Sv MGI:5506526
cx3
Etv1tm2Tmj/Etv1+
Etv4tm1Arbr/Etv4+
involves: 129S1/Sv MGI:3621024
cx4
Etv4tm1Arbr/Etv4+
Etv5tm1Hass/Etv5+
involves: 129S1/Sv MGI:4415302


Genotype
MGI:3849055
cn1
Allelic
Composition
Etv4tm1Arbr/Etv4+
Etv5tm1.1Xsun/Etv5tm1.2Xsun
Tg(T-cre)1Lwd/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C3H * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Etv4tm1Arbr mutation (0 available); any Etv4 mutation (41 available)
Etv5tm1.1Xsun mutation (2 available); any Etv5 mutation (271 available)
Etv5tm1.2Xsun mutation (0 available); any Etv5 mutation (271 available)
Tg(T-cre)1Lwd mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
limbs/digits/tail
• in 6 of 8 mice




Genotype
MGI:5506526
cx2
Allelic
Composition
Etv1tm1Tmj/Etv1tm1Tmj
Etv4tm1Arbr/Etv4+
Genetic
Background
involves: 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Etv1tm1Tmj mutation (0 available); any Etv1 mutation (46 available)
Etv4tm1Arbr mutation (0 available); any Etv4 mutation (41 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• hypaxial (body wall and intercostal) muscles lack Etv4-positive muscle spindles while axial muscles have 14% of muscle spindles relative to control; hindlimb muscles retain about 50% of Etv4-positive muscle spindles
• hypaxial (body wall and intercostal) muscles lack vGlut1 (Slc17a7)-positive spindle-associated sensory endings (SSEs) at P0-3 while axial muscles retain about 3%; hindlimb muscles retain about 50% of Slc17a7-positive SSEs
• significant muscle to muscle variation in proprioceptive sensory neuron innervation is observed

muscle
• hypaxial (body wall and intercostal) muscles lack Etv4-positive muscle spindles while axial muscles have 14% of muscle spindles relative to control; hindlimb muscles retain about 50% of Etv4-positive muscle spindles




Genotype
MGI:3621024
cx3
Allelic
Composition
Etv1tm2Tmj/Etv1+
Etv4tm1Arbr/Etv4+
Genetic
Background
involves: 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Etv1tm2Tmj mutation (0 available); any Etv1 mutation (46 available)
Etv4tm1Arbr mutation (0 available); any Etv4 mutation (41 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• the interosseous nerve is present but thinner than in wild-type mice
• 20% decrease in pacinian corpuscle numbers in the crus at P0-P1
• remaining corpuscles are smaller than wild-type but structurally similar




Genotype
MGI:4415302
cx4
Allelic
Composition
Etv4tm1Arbr/Etv4+
Etv5tm1Hass/Etv5+
Genetic
Background
involves: 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Etv4tm1Arbr mutation (0 available); any Etv4 mutation (41 available)
Etv5tm1Hass mutation (0 available); any Etv5 mutation (271 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
renal/urinary system
• in 15% of mice
• in 8% of mice





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