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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Orai1em2Dirr
endonuclease-mediated mutation 2, Robert T Dirksen
MGI:8273508
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
ht1
 		Orai1em2Dirr/Orai1+ C57BL/6J-Orai1em2Dirr MGI:8275128


Genotype
MGI:8275128
ht1
Allelic
Composition		 Orai1em2Dirr/Orai1+
Genetic
Background		 C57BL/6J-Orai1em2Dirr
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Orai1em2Dirr mutation (0 available); any Orai1 mutation (22 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
normal phenotype
no abnormal phenotype detected ( J:376832 )
• mice exhibit a similar physical appearance, body mass, and store-operated Ca 2+ entry activity as wild-type mice




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
01/13/2026
MGI 6.24 		The Jackson Laboratory