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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		twN20
t, wild Novosibirsk 20
MGI:1856760
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		twN20/twN20 involves: wild-derived MGI:3785766


Genotype
MGI:3785766
hm1
Allelic
Composition		 twN20/twN20
Genetic
Background		 involves: wild-derived
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
twN20 mutation (0 available); any t mutation (19 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
prenatal lethality, complete penetrance ( J:32745 )
• mice carry homozygous-lethal t haplotype

reproductive system
transmission ratio distortion ( J:32745 )
• male transmission ratios of t haplotype are extremely high (ratios 0.85 to 1.00)




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
11/19/2024
MGI 6.24 		The Jackson Laboratory