IKZF3 is one of a number of genes affected by aberrant somatic hypermutation in B-cell lymphomas, which complicates the interpretation of mutations at this locus.
Mutation tier
| Entity | Tier | Description |
|---|---|---|
| DLBCL | 1-a | high-confidence DLBCL gene, hypermutated |
| BL | 2 | relevance in BL not firmly established |
Mutation incidence
| Entity | source | frequency (%) |
|---|---|---|
| BL | GAMBL genomes+capture | 1.62 |
| BL | Thomas cohort | 0.80 |
| BL | Panea cohort | 3.00 |
| DLBCL | GAMBL genomes | 4.78 |
| DLBCL | Schmitz cohort | 4.50 |
| DLBCL | Reddy cohort | 3.90 |
| DLBCL | Chapuy cohort | 4.30 |
Mutation pattern
| Entity | aSHM | Significant selection | dN/dS (missense) | dN/dS (nonsense) |
|---|---|---|---|---|
| BL | Yes | No | 1.552 | 0 |
| DLBCL | Yes | No | 10.924 | 0 |
| FL | Yes | No | 7.180 | 0 |
aSHM regions
| chr_name | hg19_start | hg19_end | region | regulatory_comment |
|---|---|---|---|---|
| chr17 | 37928959 | 37940119 | TSS-1 | NA |
| chr17 | 38015776 | 38024832 | TSS-2 | NA |
[!NOTE] First described in BL in 2019 by Panea RI. First described in DLBCL in 2017 by Mareschal S
## IKZF3 Hotspots
| Chromosome | Coordinate (hg19) | ref>alt | HGVSp |
|---|---|---|---|
| chr17 | 37947782 | T>C | N160S |
| chr17 | 37947776 | A>C | L162R |
View coding variants in ProteinPaint hg19 or hg38
View all variants in GenomePaint hg19 or hg38
Citing
If you use the information or data from this site, please cite
Krysta Coyle, Kostiantyn Dreval, Daniel Hodson and Ryan D. Morin. Audit of B-cell cancer genes. Blood Adv (2025) 9 (8): 2019–2031.
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