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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
H1f4tm2Ais
targeted mutation 2, Arthur I Skoultchi
MGI:2665857
Summary 7 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cx1
H1f2tm2Ais/H1f2tm2Ais
H1f3tm1Yhf/H1f3tm1Yhf
H1f4tm2Ais/H1f4tm2Ais
involves: 129 * C57BL/6 * SJL MGI:5703969
cx2
H1f2tm2Ais/H1f2+
H1f3tm2Ais/H1f3+
H1f4tm2Ais/H1f4+
involves: 129/Sv * C57BL/6 * SJL MGI:2674059
cx3
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3tm2Ais
H1f4tm2Ais/H1f4tm2Ais
involves: 129/Sv * C57BL/6 * SJL MGI:2674072
cx4
H1f2tm2Ais/H1f2tm2Ais
H1f4tm2Ais/H1f4tm2Ais
involves: 129/Sv * C57BL/6 * SJL MGI:2674056
cx5
H1f0tm1Ais/H1f0tm1Ais
H1f2tm2Ais/H1f2tm2Ais
H1f4tm2Ais/H1f4tm2Ais
involves: 129/Sv * C57BL/6 * SJL MGI:2674076
cx6
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3+
H1f4tm2Ais/H1f4tm2Ais
involves: 129/Sv * C57BL/6 * SJL MGI:2674082
cx7
H1f0tm1Ais/H1f0tm1Ais
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3tm2Ais
H1f4tm2Ais/H1f4tm2Ais
involves: 129/Sv * C57BL/6 * SJL MGI:2674074


Genotype
MGI:5703969
cx1
Allelic
Composition
H1f2tm2Ais/H1f2tm2Ais
H1f3tm1Yhf/H1f3tm1Yhf
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129 * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f3tm1Yhf mutation (0 available); any H1f3 mutation (8 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype
• mice are viable and fertile




Genotype
MGI:2674059
cx2
Allelic
Composition
H1f2tm2Ais/H1f2+
H1f3tm2Ais/H1f3+
H1f4tm2Ais/H1f4+
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f3tm2Ais mutation (0 available); any H1f3 mutation (8 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• triple heterozygotes are under represented in litters at birth




Genotype
MGI:2674072
cx3
Allelic
Composition
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3tm2Ais
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f3tm2Ais mutation (0 available); any H1f3 mutation (8 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• no triple homozygotes are born
• no triple homozygous embryos after E11.5
• only about 25% as many embryos at E10.5 as expected

cardiovascular system
• no visible blood or blood vessels at E10.5

embryo
• arrested posterior development while anterior development remained normal at E9.5
• partial or complete axis duplication in early somite stage embryos (n=2)
• embryos between E7.5 and E11.5 are reduced in size
• retarded development based on somite number
• E10.5 embryos with 16-18 somites as opposed to an expected 26-30 somites
• varied from mild to more severe (splayed anterior neural tube)
• no visible blood or blood vessels at E10.5
• failed chorioallantoic fusion at E9.5

growth/size/body
• embryos between E7.5 and E11.5 are reduced in size
• retarded development based on somite number
• E10.5 embryos with 16-18 somites as opposed to an expected 26-30 somites

limbs/digits/tail
• at E9.5

nervous system
• varied from mild to more severe (splayed anterior neural tube)




Genotype
MGI:2674056
cx4
Allelic
Composition
H1f2tm2Ais/H1f2tm2Ais
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
growth/size/body
• males are smaller on average at postnatal day 7 and as adults
• females are of normal size




Genotype
MGI:2674076
cx5
Allelic
Composition
H1f0tm1Ais/H1f0tm1Ais
H1f2tm2Ais/H1f2tm2Ais
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f0tm1Ais mutation (0 available); any H1f0 mutation (13 available)
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• homozygotes are under represented in litters at birth

growth/size/body
• mice are much smaller at birth and as adults

immune system
• histologically normal however

reproductive system
• both male and female mutants are fertile when crossed to wild-type mice but display reduced fertility when crossed to one another

hematopoietic system
• histologically normal however

endocrine/exocrine glands
• histologically normal however




Genotype
MGI:2674082
cx6
Allelic
Composition
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3+
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f3tm2Ais mutation (0 available); any H1f3 mutation (8 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• very mild shortening of life span
• homozygotes are under represented in litters at birth

growth/size/body
• mice are much smaller at birth and as adults

immune system
• histologically normal however

reproductive system
• both male and female mutants are fertile when crossed to wild-type mice but display reduced fertility when crossed to one another

hematopoietic system
• histologically normal however

endocrine/exocrine glands
• histologically normal however




Genotype
MGI:2674074
cx7
Allelic
Composition
H1f0tm1Ais/H1f0tm1Ais
H1f2tm2Ais/H1f2tm2Ais
H1f3tm2Ais/H1f3tm2Ais
H1f4tm2Ais/H1f4tm2Ais
Genetic
Background
involves: 129/Sv * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
H1f0tm1Ais mutation (0 available); any H1f0 mutation (13 available)
H1f2tm2Ais mutation (0 available); any H1f2 mutation (16 available)
H1f3tm2Ais mutation (0 available); any H1f3 mutation (8 available)
H1f4tm2Ais mutation (0 available); any H1f4 mutation (10 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• no homozygotes are born

embryo
• E9.5 embryos are severely retarded and abnormal





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last database update
11/19/2024
MGI 6.24
The Jackson Laboratory