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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		l4Jus19
lethal, Chr 4, Justice 19
MGI:3033989
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		l4Jus19/l4Jus19 involves: 129S7/SvEvBrd * C57BL/6 MGI:3846901
hm2
 		l4Jus19/l4Jus19 Not Specified MGI:3047624


Genotype
MGI:3846901
hm1
Allelic
Composition		 l4Jus19/l4Jus19
Genetic
Background		 involves: 129S7/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
No mouse lines available in IMSR.
See publication links below for author information.
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype

l4Jus19/l4Jus19 embryos die prior to gastrulation

mortality/aging
embryonic lethality during organogenesis, complete penetrance ( J:148802 )
• mice die between E9.5 and E12.5 and all mice are dead by E12.5




Genotype
MGI:3047624
hm2
Allelic
Composition		 l4Jus19/l4Jus19
Genetic
Background		 Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
No mouse lines available in IMSR.
See publication links below for author information.
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
preweaning lethality, complete penetrance ( J:89098 )
• animals die before P21; stage not determined




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