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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Actbtm1Bhr
targeted mutation 1, Richard R Behringer
MGI:2180089
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Actbtm1Bhr/Actbtm1Bhr involves: 129S7/SvEvBrd * C57BL/6 MGI:2447391


Genotype
MGI:2447391
hm1
Allelic
Composition		 Actbtm1Bhr/Actbtm1Bhr
Genetic
Background		 involves: 129S7/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Actbtm1Bhr mutation (0 available); any Actb mutation (55 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging

growth/size/body
embryonic growth retardation ( J:46634 )
• normal development until E8.5, but retarded at E9.5

embryo
embryonic growth retardation ( J:46634 )
• normal development until E8.5, but retarded at E9.5




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
09/30/2025
MGI 6.24 		The Jackson Laboratory