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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Tmod3Gt(RRF004)Byg
gene trap RRF004, BayGenomics
MGI:4127953
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Tmod3Gt(RRF004)Byg/Tmod3Gt(RRF004)Byg involves: 129P2/OlaHsd * C57BL/6J MGI:5569234


Genotype
MGI:5569234
hm1
Allelic
Composition
Tmod3Gt(RRF004)Byg/Tmod3Gt(RRF004)Byg
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tmod3Gt(RRF004)Byg mutation (0 available); any Tmod3 mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mice begin to die at E14.5
• no viable mice are detected at E18.5

hematopoietic system
• fetal liver cells exhibit impaired erythroblast terminal differentiation with impaired cell-cycle progression compared with wild-type mice
• impaired primitive erythropoiesis at E15.5
• indicated by pale E14.5 embryos
• reduced BFU-E and CFU-E colonies from the E12.5 fetal liver
• abnormal multilobular morphologies or butterfly shapes at E12.5 increased apoptotic erythroblasts at E12.5
• enucleated erythroblasts exhibit abnormal F-actin organization compared with wild-type cells
• starting at E12.5 in the fetal liver
• rare enucleated red blood cells at E14.5

liver/biliary system
• more abundant larger blast-type cells and fewer late-stage orthochromatophilic erythroblasts in the liver at E12.5
• defective formation of erythroblast-macrophage islands in the fetal liver
• at E12.5

integument
• in E14.5 embryos

cellular
• impaired cell-cycle progression in fetal liver cells during erythroblast terminal differentiation





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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
11/12/2024
MGI 6.24
The Jackson Laboratory