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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Usp2tm1.1Bjc
targeted mutation 1.1, Joseph C Besharse
MGI:5302030
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Usp2tm1.1Bjc/Usp2tm1.1Bjc involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:5302032
cx2
Bmal1tm1Bra/Bmal1+
Usp2tm1.1Bjc/Usp2+
involves: 129 * C57BL/6 MGI:5302035


Genotype
MGI:5302032
hm1
Allelic
Composition
Usp2tm1.1Bjc/Usp2tm1.1Bjc
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Usp2tm1.1Bjc mutation (1 available); any Usp2 mutation (32 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• display increased activity during subjective night when maintained in constant darkness
• under conditions of constant light, period length increases more slowly in response to lower irradiance levels compared to controls
• however, under conditions of constant darkness period length is not dfferent from controls
• under conditions of constant light, mice exhibit a dramatic delay in activity onset at the lowest irradiance level tested
• significantly enhanced phase delays to light exposure beginning at expected dark (ZT12) at low irradiance levels but not at higher irradiance levels




Genotype
MGI:5302035
cx2
Allelic
Composition
Bmal1tm1Bra/Bmal1+
Usp2tm1.1Bjc/Usp2+
Genetic
Background
involves: 129 * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bmal1tm1Bra mutation (1 available); any Bmal1 mutation (137 available)
Usp2tm1.1Bjc mutation (1 available); any Usp2 mutation (32 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• significantly enhanced phase delays to light exposure beginning at expected dark (ZT12) at low irradiance levels but not at higher irradiance levels





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last database update
06/12/2024
MGI 6.13
The Jackson Laboratory