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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Hlcsem1(IMPC)J
endonuclease-mediated mutation 1, Jackson
MGI:5817955
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Hlcsem1(IMPC)J/Hlcsem1(IMPC)J C57BL/6NJ-Hlcsem1(IMPC)J/Mmjax MGI:6262627
ht2
Hlcsem1(IMPC)J/Hlcs+ C57BL/6NJ-Hlcsem1(IMPC)J/Mmjax MGI:7317001


Genotype
MGI:6262627
hm1
Allelic
Composition
Hlcsem1(IMPC)J/Hlcsem1(IMPC)J
Genetic
Background
C57BL/6NJ-Hlcsem1(IMPC)J/Mmjax
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hlcsem1(IMPC)J mutation (2 available); any Hlcs mutation (43 available)
Data Sources
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• no morphological hallmarks typical of gastrulating embryos are observed at E7.5
• embryos arrest prior to gastrulation
• embryos are much smaller than controls at E7.5
• a rudimentary egg cylinder is observed at E7.5
• no head folds are present at E7.5
• no embryonic node is present at E7.5
• no morphological evidence of primitive streak formation is observed at E7.5

growth/size/body
• embryos are much smaller than controls at E7.5

mortality/aging
IMPC - JAX (J:211773)
MGI
• homozygous embryos are recovered at expected Mendelian ratios at E7.5 but arrest prior to gastrulation (J:279207)
• no homozygous embryos are recovered at E9.5




Genotype
MGI:7317001
ht2
Allelic
Composition
Hlcsem1(IMPC)J/Hlcs+
Genetic
Background
C57BL/6NJ-Hlcsem1(IMPC)J/Mmjax
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hlcsem1(IMPC)J mutation (2 available); any Hlcs mutation (43 available)
Data Sources
phenotype observed in females
phenotype observed in males
N normal phenotype
homeostasis/metabolism





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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last database update
04/23/2024
MGI 6.23
The Jackson Laboratory