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Serpina1em2Chmu
Endonuclease-mediated Allele Detail
Summary
Symbol: Serpina1em2Chmu
Name: serine (or cysteine) peptidase inhibitor, clade A, member 1 cluster; endonuclease-mediated mutation 2, Christian Mueller
MGI ID: MGI:6358589
Synonyms: 24B
Gene: Serpina1  Location: unknown  Genetic Position: Chr12, cytoband E-F
Mutation
origin
Strain of Origin:  C57BL/6J
Mutation
description
Allele Type:    Endonuclease-mediated (Null/knockout)
Mutation:    Intergenic deletion
  Serpina1em2Chmu involves 3 genes/genome features (Serpina1d, Serpina1a, Serpina1c) View all
 
Mutation detailsCRISPR/Cas9 technology is used to disrupt five highly homologous gene paralogs through the targeting of exon 2 using a combination of four gRNAs, deleting 55 kb (103767258-103822011) and 90 kb (103858249-103947696), resulting in the excision of Serpina1d and Serpina1a and 1c. In addition, complementary targeted locus amplification sequencing shows a 73-bp deletion in exon 2 of Serpina1b, causing a frameshift and a truncated protein that is predicted to be 105 amino acids instead of 413. Transcriptome analysis indicates unchanged levels of transcripts. Western blot confirmed absence of the alpha1-antitrypsin protein in serum. (J:259615)
Phenotypes
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View phenotypes and curated references for all genotypes (concatenated display).
Disease models
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Expression
In Structures Affected by this Mutation: 2 anatomical structure(s)
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 Serpina1 Mutation:  1 strain or line available
References
Original:  J:259615 Borel F, et al., Editing out five Serpina1 paralogs to create a mouse model of genetic emphysema. Proc Natl Acad Sci U S A. 2018 Mar 13;115(11):2788-2793
All:  1 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