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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Fbxw9+
wild type
MGI:3048481
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
 		Fbxw9tm1a(EUCOMM)Wtsi/Fbxw9+ C57BL/6N-Fbxw9tm1a(EUCOMM)Wtsi/Bay MGI:5757107
ht2
 		Fbxw9tm1b(EUCOMM)Wtsi/Fbxw9+ C57BL/6N-Fbxw9tm1b(EUCOMM)Wtsi/Bay MGI:5887370


Genotype
MGI:5757107
ht1
Allelic
Composition		 Fbxw9tm1a(EUCOMM)Wtsi/Fbxw9+
Genetic
Background		 C57BL/6N-Fbxw9tm1a(EUCOMM)Wtsi/Bay
Cell Lines EPD0485_1_H05
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw9tm1a(EUCOMM)Wtsi mutation (1 available); any Fbxw9 mutation (24 available)
Data Sources
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
absent spleen ( J:211773 )
IMPC - BCM

immune system
absent spleen ( J:211773 )
IMPC - BCM




Genotype
MGI:5887370
ht2
Allelic
Composition		 Fbxw9tm1b(EUCOMM)Wtsi/Fbxw9+
Genetic
Background		 C57BL/6N-Fbxw9tm1b(EUCOMM)Wtsi/Bay
Cell Lines EPD0485_1_H05
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw9tm1b(EUCOMM)Wtsi mutation (0 available); any Fbxw9 mutation (24 available)
Data Sources
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
behavior/neurological




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
01/28/2026
MGI 6.24 		The Jackson Laboratory