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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Aph1btm1Bdes
targeted mutation 1, Bart De Strooper
MGI:3522628
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Aph1btm1Bdes/Aph1btm1Bdes involves: 129P2/OlaHsd * C57BL/6J MGI:3531422
cx2
 		Aph1btm1Bdes/Aph1btm1Bdes
Aph1ctm1.1Bdes/Aph1ctm1.1Bdes 		involves: 129P2/OlaHsd * C57BL/6J MGI:3531425


Genotype
MGI:3531422
hm1
Allelic
Composition		 Aph1btm1Bdes/Aph1btm1Bdes
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Aph1btm1Bdes mutation (1 available); any Aph1b mutation (19 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
normal phenotype
no abnormal phenotype detected ( J:96106 )
• homozygous null mice were viable and fertile and did not show any significant aberrations in the brain, kidney, or testis




Genotype
MGI:3531425
cx2
Allelic
Composition		 Aph1btm1Bdes/Aph1btm1Bdes
Aph1ctm1.1Bdes/Aph1ctm1.1Bdes
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Aph1btm1Bdes mutation (1 available); any Aph1b mutation (19 available)
Aph1ctm1.1Bdes mutation (0 available); any Aph1c mutation (20 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
normal phenotype
no abnormal phenotype detected ( J:96106 )
• double homozygous null mice were viable and fertile and did not show any significant aberrations in the brain, kidney, or testis, however gamma-secretase activity in the brain stem, cerebellum, and the olfactory bulb was decreased




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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory