IKZF3.md
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# IKZF3
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## Overview
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-IKZF3 (IKAROS family zinc finger 3, also known as AIOLOS) is a transcription factor involved in regulating B-cell development and function. Mutations in IKZF3 can lead to transcriptional dysregulation and contribute to the pathogenesis of B-cell neoplasms. IKZF3 is one of [a number of genes](https://github.com/morinlab/LLMPP/wiki/ashm) affected by aberrant somatic hypermutation in B-cell lymphomas, which complicates the interpretation of mutations at this locus.
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+IKZF3 (IKAROS family zinc finger 3, also known as AIOLOS) is a transcription factor involved in regulating B-cell development and function. Mutations in IKZF3 can lead to transcriptional dysregulation and contribute to the pathogenesis of B-cell neoplasms. IKZF3 is one of [a number of genes](https://github.com/morinlab/LLMPP/wiki/ashm) affected by aberrant somatic hypermutation in B-cell lymphomas, which complicates the interpretation of mutations at this locus. IKZF3 has multiple hot spot mutations in DLBCL. The most common, L162R, has been identified as a driver in CLL. In that context, it alters DNA binding specificity and causes hyperactivation of B-cell receptor (BCR) signaling and overexpression of NF-κB target genes.<sup>1</sup> While primarily studied in CLL, the functional effects of IKZF3 mutations could have implications for other B-cell malignancies, including DLBCL
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## Relevance tier by entity
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| Chromosome |Coordinate (hg19) | ref>alt | HGVSp |
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| :---:| :---: | :--: | :---: |
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-| chr17 | 37947782 | T>C | N160S |
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-| chr17 | 37947776 | A>C | L162R |
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+|chr17|37948968|T>C|I128V|
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+|chr17|37948958|T>C|N131S|
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+|chr17|37948950|T>C|M134V|
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+|chr17|37948949|A>T|M134K|
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+|chr17|37947783|T>G|N160H|
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+|chr17|37947782|T>C|N160S|
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+|chr17|37947776|A>C|L162R|
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+|chr17|37944583|G>T|Q213K|
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+|chr17|37944582|T>C|Q213R|
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+|chr17|37944577|T>G|S215R|
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+|chr17|37944575|A>T|S215R|
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+|chr17|37944575|A>C|S215R|
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+|chr17|37944568|C>T|E218K|
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+|chr17|37944565|C>T|E219K|
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+|chr17|37944564|T>A|E219V|
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+|chr17|37944556|C>T|E222K|
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View coding variants in ProteinPaint [hg19](https://morinlab.github.io/LLMPP/GAMBL/IKZF3_protein.html) or [hg38](https://morinlab.github.io/LLMPP/GAMBL/IKZF3_protein_hg38.html)
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View all variants in GenomePaint [hg19](https://morinlab.github.io/LLMPP/GAMBL/IKZF3.html) or [hg38](https://morinlab.github.io/LLMPP/GAMBL/IKZF3_hg38.html)
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![image](images/proteinpaint/IKZF3.svg)
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+## References
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+1. *Lazarian, G., Yin, S., Hacken, E., Sewastianik, T., Uduman, M., Font-Tello, A., Gohil, S., Li, S., Kim, E., Joyal, H., Billington, L., Witten, E., Zheng, M., Huang, T., Severgnini, M., Lefebvre, V., Rassenti, L., Gutierrez, C., Georgopoulos, K., Ott, C., Wang, L., Kipps, T., Burger, J., Livak, K., Neuberg, D., Baran-Marszak, F., Cymbalista, F., Carrasco, R., & Wu, C. (2021). A hotspot mutation in transcription factor IKZF3 drives B cell neoplasia via transcriptional dysregulation.. Cancer cell, 39 3, 380-393.e8 . https://doi.org/10.1016/j.ccell.2021.02.003.*