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Phenotypes Associated with This Genotype
Genotype
MGI:3702775
Allelic
Composition		 Fgfr1tm1Jpa/Fgfr1tm1Jpa
H2az2Tg(Wnt1-cre)11Rth/H2az2+
Genetic
Background		 involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgfr1tm1Jpa mutation (0 available); any Fgfr1 mutation (219 available)
H2az2Tg(Wnt1-cre)11Rth mutation (2 available); any H2az2 mutation (25 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging

nervous system
abnormal cerebellum development ( J:83004 )
• dorsal cerebellum development is abnormal
absent inferior colliculus ( J:83004 )
• inferior colliculus is deleted in the posterior midbrain
abnormal cerebellum vermis morphology ( J:83004 )
• the vermis is present but severely malformed

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
01/06/2026
MGI 6.24 		The Jackson Laboratory