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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Tas1r1tm1Csz
targeted mutation 1, Charles S Zuker
MGI:2681885
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Tas1r1tm1Csz/Tas1r1tm1Csz involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:2681894


Genotype
MGI:2681894
hm1
Allelic
Composition		 Tas1r1tm1Csz/Tas1r1tm1Csz
Genetic
Background		 involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tas1r1tm1Csz mutation (1 available); any Tas1r1 mutation (27 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
taste/olfaction
abnormal umami taste sensitivity ( J:86474 )
• no attraction to umami tastants
• normal detection of sweet tastes

nervous system
abnormal somatic nervous system physiology ( J:86474 )
• diminished nerve response elicited by umami tastants




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