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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Grb2tm1Paw
targeted mutation 1, Tony Pawson
MGI:2152451
Summary 8 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Grb2tm1Paw/Grb2tm1Paw involves: 129S1/Sv * 129X1/SvJ MGI:2679601
ht2
Grb2tm1Paw/Grb2+ involves: 129S1/Sv * 129X1/SvJ MGI:2679600
ht3
Grb2tm1Paw/Grb2+ involves: 129S1/Sv * 129X1/SvJ * BALB/c MGI:3714659
ht4
Grb2tm1Paw/Grb2tm2Paw involves: 129S1/Sv * 129X1/SvJ MGI:3719995
cn5
Grb2tm1Paw/Grb2+
Ptentm2Mak/Ptentm2Mak
Tg(Lck-cre)548Jxm/0
involves: 129P2/OlaHsd * C57BL/6 * CBA MGI:3717275
cn6
Grb2tm1Paw/Grb2tm3.1Paw
Tg(Nphs2-cre)1Seq/0
involves: 129S1/Sv * 129X1/SvJ MGI:5484786
cx7
Grb2tm1Paw/Grb2+
Ptentm1Mak/Pten+
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:3717274
cx8
Grb2tm1Paw/Grb2+
Tg(MMTV-PyVT)634Mul/?
involves: 129S1/Sv * 129X1/SvJ * FVB/N MGI:2679599


Genotype
MGI:2679601
hm1
Allelic
Composition
Grb2tm1Paw/Grb2tm1Paw
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• no homozygous embryos were detectable at E7.5; homozygous embryos were seen at E3.5

embryo
• inner cell mass did not expand
• very few endodermal cells were detectable at E3.5 or in cultured homozygous embryos

cellular
• inner cell mass did not expand




Genotype
MGI:2679600
ht2
Allelic
Composition
Grb2tm1Paw/Grb2+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype




Genotype
MGI:3714659
ht3
Allelic
Composition
Grb2tm1Paw/Grb2+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * BALB/c
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• mice exhibit reduced susceptibility to Friend erythroleukemia virus (FV)
• spleen size following FV infection is not as inflamed as in wild-type mice




Genotype
MGI:3719995
ht4
Allelic
Composition
Grb2tm1Paw/Grb2tm2Paw
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
Grb2tm2Paw mutation (0 available); any Grb2 mutation (43 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging

embryo
• placental labyrinth is reduced
• at E9.5 to E10.5, chorioallantoic fusion fails to occur in 32% of mice

cardiovascular system

hearing/vestibular/ear
• large clusters of pycnotic nuclei are present in greater numbers (n=15) in the otic vesicle than in wild-type mice (n=11)
• mesenchyme cells in the otic vesicle undergo more apoptosis than in wild-type mice

nervous system
• cranial nerve VII wanders at the dorsal body edge

craniofacial




Genotype
MGI:3717275
cn5
Allelic
Composition
Grb2tm1Paw/Grb2+
Ptentm2Mak/Ptentm2Mak
Tg(Lck-cre)548Jxm/0
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
Ptentm2Mak mutation (4 available); any Pten mutation (88 available)
Tg(Lck-cre)548Jxm mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• thymic lymphomas develop with a mean age of onset of 60 days, similar to that seen in T cell-specific Pten homozygotes

endocrine/exocrine glands
• thymic lymphomas develop with a mean age of onset of 60 days, similar to that seen in T cell-specific Pten homozygotes

immune system
• thymic lymphomas develop with a mean age of onset of 60 days, similar to that seen in T cell-specific Pten homozygotes

hematopoietic system
• thymic lymphomas develop with a mean age of onset of 60 days, similar to that seen in T cell-specific Pten homozygotes




Genotype
MGI:5484786
cn6
Allelic
Composition
Grb2tm1Paw/Grb2tm3.1Paw
Tg(Nphs2-cre)1Seq/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
Grb2tm3.1Paw mutation (1 available); any Grb2 mutation (43 available)
Tg(Nphs2-cre)1Seq mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
renal/urinary system
N
• mice exhibit normal podocyte development and kidney function




Genotype
MGI:3717274
cx7
Allelic
Composition
Grb2tm1Paw/Grb2+
Ptentm1Mak/Pten+
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
Ptentm1Mak mutation (1 available); any Pten mutation (88 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
endocrine/exocrine glands

mortality/aging
N
• the embryonic lethality seen in Ptentm1Mak heterozygotes is completely rescued

neoplasm
• develop the same tumor types at the same frequency as Ptentm1Mak heterozygotes, including neoplastic lesions in the breast, endometrium, prostate, adrenal gland, and lymphoid organs; tumor stage, grade, and metastatic potential are similar to that in Ptentm1Mak heterozygotes

reproductive system




Genotype
MGI:2679599
cx8
Allelic
Composition
Grb2tm1Paw/Grb2+
Tg(MMTV-PyVT)634Mul/?
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grb2tm1Paw mutation (0 available); any Grb2 mutation (43 available)
Tg(MMTV-PyVT)634Mul mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• delayed onset of mammary tumorigenesis compared to wild-type Grb2 mice carrying transgene

integument
• delayed onset of mammary tumorigenesis compared to wild-type Grb2 mice carrying transgene

endocrine/exocrine glands
• delayed onset of mammary tumorigenesis compared to wild-type Grb2 mice carrying transgene





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