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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Mib2tm1Art
targeted mutation 1, Karen Artzt
MGI:3652500
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Mib2tm1Art/Mib2tm1Art BTNTTFArt.129S6-Mib2tm1Art MGI:3769412


Genotype
MGI:3769412
hm1
Allelic
Composition		 Mib2tm1Art/Mib2tm1Art
Genetic
Background		 BTNTTFArt.129S6-Mib2tm1Art
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mib2tm1Art mutation (1 available); any Mib2 mutation (59 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality, incomplete penetrance ( J:129104 )
• more severely affected embryos may not survive

nervous system
exencephaly ( J:129104 )
• mice exhibit varying degrees of exencephaly depending on background




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
12/30/2025
MGI 6.24 		The Jackson Laboratory