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Phenotypes Associated with This Genotype
Genotype
MGI:3054172
Allelic
Composition
Viptm1Clw/Vip+
Genetic
Background
involves: 129S/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Viptm1Clw mutation (1 available); any Vip mutation (22 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• at the onset of constant darkness heterozygous mutants begin activity slightly earlier (about 30 min) than predicted from the previous light dark cycle but not as early as homozygous mutants
• heterozygotes display a 50% reduction in the magnitude of light induced phase shifts compared to wild-type controls


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
04/30/2024
MGI 6.23
The Jackson Laboratory