About   Help   FAQ
Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Brca1tm3.1Rjbr
targeted mutation 3.1, Richard J Baer
MGI:5494435
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Brca1tm3.1Rjbr/Brca1tm3.1Rjbr involves: 129 * C57BL/6 MGI:5494453
ht2
Brca1tm2Arge/Brca1tm3.1Rjbr involves: 129 * C57BL/6 MGI:5494454
cn3
Brca1tm2.1Cxd/Brca1tm3.1Rjbr
Trp53tm3Tyj/Trp53+
Waptm1(cre)Arge/Wap+
involves: 129S1/Sv * 129S4/SvJae * 129S6/SvEvTac * C57BL/6 MGI:5494461
cn4
Brca1tm2.1Cxd/Brca1tm3.1Rjbr
Waptm1(cre)Arge/Wap+
involves: 129S1/Sv * 129S6/SvEvTac * C57BL/6 MGI:5494459
cn5
Brca1tm1Thl/Brca1tm3.1Rjbr
Krastm4Tyj/Kras+
Trp53tm1Thl/Trp53tm1Thl
Tg(Pdx1-cre)6Tuv/0
involves: 129S4/SvJae * C57BL/6 * FVB/N MGI:5494462


Genotype
MGI:5494453
hm1
Allelic
Composition
Brca1tm3.1Rjbr/Brca1tm3.1Rjbr
Genetic
Background
involves: 129 * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brca1tm3.1Rjbr mutation (1 available); any Brca1 mutation (114 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
N
• mice are born at the expected Mendelian ratio and survived to adulthood

reproductive system
• seminiferous tubules lack elongated spermatids and spermatozoa

growth/size/body

cellular
N
• mouse embryonic fibroblasts exhibit normal cellular proliferation, chromosomal stability, senescence induction, centrosome number, spindle formation, resistance to genotoxic stress and ubiquitin foci formation at sites of DNA damage
• seminiferous tubules lack elongated spermatids and spermatozoa

neoplasm
N
• mice do not exhibit increased spontaneous tumor formation

endocrine/exocrine glands




Genotype
MGI:5494454
ht2
Allelic
Composition
Brca1tm2Arge/Brca1tm3.1Rjbr
Genetic
Background
involves: 129 * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brca1tm2Arge mutation (0 available); any Brca1 mutation (114 available)
Brca1tm3.1Rjbr mutation (1 available); any Brca1 mutation (114 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
N
• mice do not exhibit increased spontaneous tumor formation




Genotype
MGI:5494461
cn3
Allelic
Composition
Brca1tm2.1Cxd/Brca1tm3.1Rjbr
Trp53tm3Tyj/Trp53+
Waptm1(cre)Arge/Wap+
Genetic
Background
involves: 129S1/Sv * 129S4/SvJae * 129S6/SvEvTac * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brca1tm2.1Cxd mutation (1 available); any Brca1 mutation (114 available)
Brca1tm3.1Rjbr mutation (1 available); any Brca1 mutation (114 available)
Trp53tm3Tyj mutation (3 available); any Trp53 mutation (240 available)
Waptm1(cre)Arge mutation (0 available); any Wap mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• compared with Brca1tm2.1Cxd/Brca1tm2.1Cxd Trp53tm3Tyj/Trp53tm3Tyj Waptm1(cre)Arge/Waptm1(cre)Arge




Genotype
MGI:5494459
cn4
Allelic
Composition
Brca1tm2.1Cxd/Brca1tm3.1Rjbr
Waptm1(cre)Arge/Wap+
Genetic
Background
involves: 129S1/Sv * 129S6/SvEvTac * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brca1tm2.1Cxd mutation (1 available); any Brca1 mutation (114 available)
Brca1tm3.1Rjbr mutation (1 available); any Brca1 mutation (114 available)
Waptm1(cre)Arge mutation (0 available); any Wap mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
N
• unlike in mice with Brca1tm2.1Cxd/Brca1tm2.1Cxd Waptm1(cre)Arge/Wap+, mice remain tumor free over a 24-month observation period




Genotype
MGI:5494462
cn5
Allelic
Composition
Brca1tm1Thl/Brca1tm3.1Rjbr
Krastm4Tyj/Kras+
Trp53tm1Thl/Trp53tm1Thl
Tg(Pdx1-cre)6Tuv/0
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brca1tm1Thl mutation (1 available); any Brca1 mutation (114 available)
Brca1tm3.1Rjbr mutation (1 available); any Brca1 mutation (114 available)
Krastm4Tyj mutation (9 available); any Kras mutation (84 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Thl mutation (0 available); any Trp53 mutation (240 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• as in Krastm4Tyj/Kras+ Tg(Ipf1-cre)6Tuv Trp53tm1Thl/Trp53tm1Thlmice succumb to pancreatic tumors with an average latency of 65 days





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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
12/10/2024
MGI 6.24
The Jackson Laboratory