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Strain Name:

B6.Cg-Qkqk-2J/J

Stock Number:

005089

Availability:

Repository- Live


General Terms and Conditions

Former Name      B.Cg m +/+ Leprdb-Qkqk-2J/J    (Changed: 29-AUG-08 )
      BKS.Cg m +/+ Leprdb-Qkqk-2J/J    (Changed: 25-AUG-06 )
Genes & Alleles   Qk;   Qkqk-2J;


Product Information

Strain Details

Type JAX® GEMM® Strain - Congenic
Additional information on JAX® GEMM® Strains.
Type JAX® GEMM® Strain - Spontaneous Mutation
Specieslaboratory mouse
GenerationF99+F3N5 (07-DEC-07)

Appearance
black, unaffected
Related Genotype: a/a Qkqk-2J/+

Important Note
This strain might still be segregating for m and Leprdb although neither mutation has been seen phenotypically since before 2005.

Strain Description
Qkqk-2J homozygotes display rapid tremors by approximately 2 weeks of age. Histological examination at 3 weeks of age reveals holes in the striatum of the cortex and cerebellum and in the myelin of the spinal cord. Vision and hearing appear normal.

Strain Development
The quaking 2 Jackson mutation arose spontaneously in November, 2003, in the strain BKS.Cg-m +/+ Leprdb/J at The Jackson Laboratory when that strain was at F99. The parents of the quaking pups were heterozygous carriers for Leprdb and it is probable that they were heterozygous for misty (m) as well. Siblings of a first generation quaking mutant were bred together and proven to be heterozygous by producing quaking and wild-type offspring. The line was again bred from progeny tested heterozygous siblings and an F3 homozygous female was then the donor for ovarian transplant. The host was bred to C57BL/6J to produce N1 heterozygous offspring, which were intercrossed. Neither Leprdb nor m homozygotes have been found since the F1 generation, but these recessive mutations may still be segregating in this line.

Mammalian Phenotype Terms assigned by genotype

Qkqk-2J/Qkqk-2J

        B6.Cg-Qkqk-2J/J
  • nervous system phenotype
  • abnormal myelin sheath morphology (MGI Ref ID J:97293)
    • holes are found in the myelin of the spinal cord
  • abnormal striatum morphology (MGI Ref ID J:97293)
    • holes are found in the striatum of the cortex and cerebellum
  • behavior/neurological phenotype
  • tremors (MGI Ref ID J:97293)
    • rapid tremors visible by 2 weeks of age most apparent during locomotion
  • lethality-postnatal
  • postnatal lethality (MGI Ref ID J:97293)
    • variable survival with some homozygotes living to adulthood

Gene & Allele Details

Allele Symbol Qkqk-2J
Allele Name quaking 2 Jackson
Strain of OriginBKS.Cg-m +/+ Leprdb/J
Gene Symbol and Name Qk, quaking
Chromosome 17
Gene Common Name(s) DKFZp586I0923; Hqk; QK1; QK3; QkI; l(17)-1Wis; l17Wis1; lethal, Chr 17, U Wisconsin 1;

Control Information

  Control
   +/? from the colony
 
  Considerations for Choosing Controls

Genotyping Protocols

Leprdb
m (Misty)

Related Strains

Strains carrying other alleles of Qk
000567   B6.Cg-T2J +/+ Qkqk/J
000506   B6C3Fe a/a-Qkqk/J
View Strains carrying other alleles of Qk     (2 strains)

Additional Web Information

Genetic Quality Control Annual Report

Animal Health Reports

Room Number           A1

Research Applications

This mouse can be used to support research in many areas including:

Qkqk-2J related

Apoptosis Research

Cell Biology Research
Cell Cycle Regulation

Neurobiology Research
Epilepsy
Neurodegeneration
Tremor Defects

References

Selected Reference(s)

Harris BS; Ward-Bailey PF; Johnson KR; Bronson RT; Davisson MT. 2005. Quaking 2 Jackson, a remutation of the Quaking (Qk) gene on Chromosome 17 in the mouse MGI Direct Data Submission :.  [MGI Ref ID J:97293]

Original article from The Mouse Mutant Resource


Price and Supply Information

Strain Name: B6.Cg-Qkqk-2J/J
Stock Number: 005089

Price Details

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Supply Details

Standard SupplyRepository-Live. A collection of over 1000 strains maintained as live colonies. Individual colonies are sized to meet current customer demand. Delivery for orders of 10 mice or less ranges on average from one to eight weeks; mice are generally shipped between four to six weeks of age with a maximum shipping age of ~nine weeks. Colony sizes do not generally support stringent age specifications for large volumes of mice; however custom orders and larger quantities of mice are easily arranged. Estimated ship dates for all orders provided within 48 hours of order placement.
Supply Notes Usually shipped between four and eight weeks of age.
This strain is included in the Mouse Mutant Resource collection.
Genomic DNA is available for this strain from the Mouse DNA Resource.
LicensingSee General Terms and Conditions below  
Control InformationView Control Information in Strain Details.

General Terms and Conditions

View JAX® Mice & Services Conditions of Use.

The Jackson Laboratory's Genotype Promise

The Jackson Laboratory has rigorous genetic quality control and mutant gene genotyping programs to ensure the genetic background of JAX® Mice strains as well as the genotypes of strains with identified molecular mutations. JAX® Mice strains are only made available to researchers after meeting our standards. However, the phenotype of each strain may not be fully characterized and/or captured in the strain data sheets. Therefore, we cannot guarantee a strain's phenotype will meet all expectations. To ensure that JAX® Mice will meet the needs of individual research projects or when requesting a strain that is new to your research, we suggest ordering and performing tests on a small number of mice to determine suitability for your particular project.
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