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Brca2tm1Hst
Targeted Allele Detail
Summary
Symbol: Brca2tm1Hst
Name: breast cancer 2, early onset; targeted mutation 1, Paul Hasty
MGI ID: MGI:2653913
Synonyms: brca2lex1
Gene: Brca2  Location: Chr5:150446095-150493794 bp, + strand  Genetic Position: Chr5, 89.52 cM
Alliance: Brca2tm1Hst page
Mutation
origin
Germline Transmission:  Earliest citation of germline transmission: J:82434
Parent Cell Line:  AB2.2 (ES Cell)
Strain of Origin:  129S7/SvEvBrd-Hprt1b-m2
Mutation
description
Allele Type:    Targeted (Hypomorph)
Mutations:    Insertion, Intragenic deletion
 
Mutation detailsA hypomorphic allele was generated by the replacement of exon 27 (coding nt 9418 through 9984) with an HPRT minigene. RT-PCR analysis identified a transcript lacking the targeted sequence encoding the RAD51-interacting domain. Truncated protein is translated and the ability of the protein to bind RAD51 is retained, putatively via the BRC motifs encoded by exon 11. The mutant protein contains more than 94% of the wild-type amino acid sequence. (J:49518, J:82434)
Phenotypes
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View phenotypes and curated references for all genotypes (concatenated display).
Tumor Data
List all tumor models in MMHCdb carrying Brca2tm1Hst
Find Mice (IMSR)
Mouse strains and cell lines available from the International Mouse Strain Resource (IMSR)
Carrying this Mutation:  Mouse Strains: 0 strains available      Cell Lines: 0 lines available
Carrying any Brca2 Mutation:  132 strains or lines available
References
Original:  J:82434 Donoho G, et al., Deletion of Brca2 exon 27 causes hypersensitivity to DNA crosslinks, chromosomal instability, and reduced life span in mice. Genes Chromosomes Cancer. 2003 Apr;36(4):317-31
All:  3 reference(s)

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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last database update
12/10/2024
MGI 6.24
The Jackson Laboratory