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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Gtf2ird1tm2Hrd
targeted mutation 2, Edna C Hardeman
MGI:3698407
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Gtf2ird1tm2Hrd/Gtf2ird1tm2Hrd B6.129-Gtf2ird1tm2Hrd MGI:3699100


Genotype
MGI:3699100
hm1
Allelic
Composition		 Gtf2ird1tm2Hrd/Gtf2ird1tm2Hrd
Genetic
Background		 B6.129-Gtf2ird1tm2Hrd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gtf2ird1tm2Hrd mutation (0 available); any Gtf2ird1 mutation (362 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
behavior/neurological
abnormal behavior ( J:117884 )
• mice display some behavioral and neurological defects that mimic some aspects of the behavioral deficit of Williams syndrome

craniofacial
craniofacial phenotype ( J:117884 )
N
• unlike human patients with Williams syndrome, mice do not display craniofacial or dental abnormalities




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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
10/07/2025
MGI 6.24 		The Jackson Laboratory