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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Brd2Gt(RRE050)Byg
gene trap RRE050, BayGenomics
MGI:3840071
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Brd2Gt(RRE050)Byg/Brd2Gt(RRE050)Byg involves: 129P2/OlaHsd * C57BL/6J MGI:3840072
ht2
Brd2Gt(RRE050)Byg/Brd2+ involves: 129P2/OlaHsd * C57BL/6J MGI:3840073


Genotype
MGI:3840072
hm1
Allelic
Composition
Brd2Gt(RRE050)Byg/Brd2Gt(RRE050)Byg
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brd2Gt(RRE050)Byg mutation (0 available); any Brd2 mutation (45 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• embryos die between E10.5 and E12.5
• tetraploid rescue does not permit survival beyond E12.5

embryo
• in whole embryos at E9.5
• at E8.5 and E9.5
• defects in neural tube closure at E9.5

cellular
• delay in the G1 phase of the cell cycle
• most cells derived from homozygous embryos die after the first plating
• in whole embryos at E9.5
• MEFs grow more slowly and stop growing at lower cell densities compared to controls

nervous system
• defects in neural tube closure at E9.5

growth/size/body
• at E8.5 and E9.5




Genotype
MGI:3840073
ht2
Allelic
Composition
Brd2Gt(RRE050)Byg/Brd2+
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Brd2Gt(RRE050)Byg mutation (0 available); any Brd2 mutation (45 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cellular
• MEFs proliferate at an intermediate rate compared to MEFs from wild-type and homozygous mice

embryo
• both heterozygous and wild type embryos from heterozygous crosses show greater variability in size

growth/size/body
• both heterozygous and wild type embryos from heterozygous crosses show greater variability in size





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last database update
11/19/2024
MGI 6.24
The Jackson Laboratory