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Myh1em1Ktsu
Endonuclease-mediated Allele Detail
Summary
Symbol: Myh1em1Ktsu
Name: myosin, heavy polypeptide 1, skeletal muscle, adult; endonuclease-mediated mutation 1, Kunihiro Tsuchida
MGI ID: MGI:7482297
Gene: Myh1  Location: Chr11:67090922-67115401 bp, + strand  Genetic Position: Chr11, 40.59 cM
Alliance: Myh1em1Ktsu page
Mutation
origin
Strain of Origin:  C57BL/6J
Mutation
description
Allele Type:    Endonuclease-mediated (Null/knockout)
Mutations:    Intragenic deletion, Single point mutation
 
Mutation detailsCRISPR/Cas9 technology using gRNA 5-CACCACAAACACCGATGACTTGG-3 targeting exon 3 (the first coding exon) of both Myh1 and Myh4 genes generated a G to C point mutation and a single nucleotide deletion (T) in Myh1. This targeting event also generated a single nucleotide insertion in Myh4 (Myh4em1Ktsu) in this line. (J:335578)
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 Myh1 Mutation:  109 strains or lines available
Notes
A single targeting event using a gRNA targeting exon 3 introduced simultaneous frameshift mutations into Myh1 and Myh4 generating a strain with both a Myh1 nucleotide deletion (Myh1em1Ktsu) and a Myh4 nucleotide insertion (Myh4em1Ktsu) (J:335578).
References
Original:  J:335578 Hitachi K, et al., Simultaneous loss of skeletal muscle myosin heavy chain IIx and IIb causes severe skeletal muscle hypoplasia in postnatal mice. FASEB J. 2023 Jan;37(1):e22692
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
03/25/2025
MGI 6.24
The Jackson Laboratory