Overview
CD83 is a transmembrane protein that plays a role in the immune system, particularly in the maturation and function of dendritic cells, T cells, and B cells with a role in regulating immune responses and maintaining immune tolerance. CD83 mutations in B-cell lymphomas have not been as extensively studied as mutations in some other genes. CD83 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. No notable hot spots have been described in this gene in the context of the cancers listed below.
Mutations in this gene were first described in DLBCL in 2013 by Morin et al1, in BL in 2019 by Panea et al2 and in FL in 2023 by Russler-Germain et al.3
Relevance tier by entity
| Entity | Tier | Description |
|---|---|---|
| 2 | Role of CD83 mutations in BL requires confirmation | |
| 1 | High-confidence DLBCL gene | |
| 1 | High-confidence FL gene | |
| 1 | High-confidence PMBL gene |
Mutation incidence in large patient cohorts (GAMBL reanalysis)
DLBCL
| Entity | Collection | N | mutated | Incidence | 95% CI |
|---|---|---|---|---|---|
| DLBCL | GAMBL without Reddy | 1,089 | 61 | 0.0560 | [0.0424,0.0697] |
| DLBCL | GAMBL with Reddy | 2,088 | 119 | 0.0570 | [0.047,0.0669] |
| DLBCL | BC | 231 | 7 | 0.0303 | [0.0082,0.0524] |
| DLBCL | Dana-Farber | 303 | 18 | 0.0594 | [0.0328,0.086] |
| DLBCL | NCI | 470 | 27 | 0.0574 | [0.0364,0.0785] |
| DLBCL | Reddy | 999 | 58 | 0.0581 | [0.0436,0.0726] |
| DLBCL | DLBCL_ICGC | 85 | 9 | 0.1059 | [0.0405,0.1713] |
FL
| pathology | Collection | N | mutated | Incidence | CI |
|---|---|---|---|---|---|
| FL | GAMBL without Crouch | 642 | 12 | 0.0187 | [0.0082,0.0292] |
| FL | GAMBL with Crouch | 1,189 | 27 | 0.0227 | [0.0142,0.0312] |
| FL | BC | 379 | 7 | 0.0185 | [0.0049,0.032] |
| FL | Kalmbach | 164 | 5 | 0.0305 | [0.0042,0.0568] |
| FL | Crouch | 547 | 15 | 0.0274 | [0.0137,0.0411] |
| FL | FL_ICGC | 99 | 0 | 0.0010 | [0,0.0073] |
BL
| pathology | Collection | N | mutated | Incidence | CI |
|---|---|---|---|---|---|
| BL | GAMBL without Panea | 309 | 4 | 0.0128 | [3e-04,0.0254] |
| BL | GAMBL without ICGC/Zhou | 320 | 3 | 0.0027 | [0,0.0084] |
| BL | GAMBL with Panea | 410 | 4 | 0.0033 | [0,0.0088] |
| BL | BLGSP | 219 | 3 | 0.0137 | [0,0.0291] |
| BL | Zhou/ICGC | 90 | 1 | 0.0111 | [0,0.0328] |
| BL | Panea | 101 | 0 | 0.0010 | [0,0.0071] |
Mutation pattern and selective pressure estimates
| Entity | Missense dN/dS | Nonsense dN/dS | Q value |
|---|---|---|---|
| BL | 5.3897 | 0.0000 | 1.0000 |
| FL | 2.5340 | 17.9775 | 0.0059 |
| DLBCL | 1.4770 | 3.7926 | 0.0001 |
aSHM regions
| chr_name | hg19_start | hg19_end | region | regulatory_comment |
|---|---|---|---|---|
| chr6 | 14118026 | 14120025 | TSS | active_promoter-strong_enhancer |
Visualizations
Protein
View coding variants in ProteinPaint hg19 or hg38
Genome
View all variants in GenomePaint hg19 or hg38
Expression
Representative Mutations
BL
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