Activation‐induced cytidine deaminase induces DNA break repair events more frequently in the Ig switch region than other sites in the mammalian genome
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Summary
Among potential highly transcribed genes in mouse hybridoma cells, the immunoglobulin heavy and light chain genes are important AID targets, with the immunglobulin μ switch region being preferred compared to other genomic sites.
- Type
- article
- Published
- 2007-12-01
- Cited by
- 2
- References
- 66
- OpenAlex
- https://openalex.org/W1964131961
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:22447243
Keywords
Cytidine deaminase, Somatic hypermutation, Biology, Immunoglobulin class switching, Activation-induced (cytidine) deaminase
References
- Consequences of frameshift mutations at the immunoglobulin heavy chain locus of the mouse.
- Analysis and comparison of the mouse and human immunoglobulin heavy chain JH-Cmu-Cdelta locus.
- Hypermutation of multiple proto-oncogenes in B-cell diffuse large-cell lymphomas
- AID: how does it aid antibody diversity?
- DNA polymerase η is an A-T mutator in somatic hypermutation of immunoglobulin variable genes
- The Ig heavy chain switch region is a hotspot for insertion of transfected DNA.
- Increased Transcription Levels Induce Higher Mutation Rates in a Hypermutating Cell Line1
- Analysis of a hot spot for DNA insertion suggests a mechanism for Ig switch recombination.
- High-frequency homologous recombination between duplicate chromosomal immunoglobulin mu heavy-chain constant regions
- Mechanisms of double-strand-break repair during gene targeting in mammalian cells.
- Capture of DNA sequences at double-strand breaks in mammalian chromosomes.
- Non‐redundancy of cytidine deaminases in class switch recombination
- AID is required to initiate Nbs1/γ-H2AX focus formation and mutations at sites of class switching
- Roles of nonhomologous DNA end joining, V(D)J recombination, and class switch recombination in chromosomal translocations.
- Somatic hypermutation of the B cell receptor genes B29 (Igβ, CD79b) and mb1 (Igα, CD79a)
- R-loops at immunoglobulin class switch regions in the chromosomes of stimulated B cells
- The AID enzyme induces class switch recombination in fibroblasts
- Somatic hypermutation of immunoglobulin genes is linked to transcription initiation.
- Emerging links between hypermutation of antibody genes and DNA polymerases
- Homologous recombination can restore normal immunoglobulin production in a mutant hybridoma cell line.
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