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Phenotypes Associated with This Genotype
Genotype
MGI:3720870
hm2
Allelic
Composition		 Sptbn4qv/Sptbn4qv
Genetic
Background		 involves: CBA/Gr
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Sptbn4qv mutation (0 available); any Sptbn4 mutation (122 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hearing/vestibular/ear
abnormal auditory brainstem response ( J:71549 )
• the initial ABR peak, which corresponds to the compound action potential of the eighth cranial nerve, is broadened and delayed and a second vaveform peak is sometimes present

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
03/18/2025
MGI 6.24 		The Jackson Laboratory