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Phenotypes Associated with This Genotype
Genotype
MGI:3702901
Allelic
Composition
Igkctm1Bgmn/Igkctm1Bgmn
Igltm2Bgmn/Igltm2Bgmn
Genetic
Background
involves: 129P2/OlaHsd * BALB/c * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Igkctm1Bgmn mutation (0 available); any Igkc mutation (9 available)
Igltm2Bgmn mutation (0 available); any Igl mutation (6 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
hematopoietic system
• development is blocked at pre-B-II to immature B cell transition stage
• IgM+ B cells are undetectable in spleens of mutants

immune system
• development is blocked at pre-B-II to immature B cell transition stage
• IgM+ B cells are undetectable in spleens of mutants


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
01/28/2026
MGI 6.24
The Jackson Laboratory