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Phenotypes Associated with This Genotype
Genotype
MGI:3799116
Allelic
Composition		 Or8a1tm25Mom/?
Or8a1btm6Mom/?
Pcdhatm3Tyag/Pcdhatm3Tyag
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Or8a1btm6Mom mutation (4 available); any Or8a1b mutation (35 available)
Or8a1tm25Mom mutation (6 available); any Or8a1 mutation (69 available)
Pcdhatm3Tyag mutation (8 available); any Pcdha mutation (52 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
nervous system
abnormal olfactory bulb morphology ( J:136920 )
• labeled axons form multiple glomeruli but none of the olfactory sensory neurons express both GFP and lacZ indicating olfactory receptor gene choice is not perturbed

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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Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory