rs34557412
Variant summary
The NM_012452.3(TNFRSF13B):c.310T>C (p.Cys104Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a cumulative frequency of 0.00544 (AC=8,783) in the gnomAD database across 1,614,226 control chromosomes, including 32 homozygotes. The grpmax filtering allele frequency (95% CI) is 0.00662. In-silico predictor (REVEL) classifies this variant as likely damaging/oncogenic. Splicing prediction tools (SpliceAI) predict no significant impact on normal splicing. Variant has been reported in ClinVar as Pathogenic/Likely Pathogenic (no review stars). ClinVar reports functional evidence for this variant: "SCV000649856: Experimental studies have shown that this missense change affects TNFRSF13B function (PMID:16007087, 20889194, 21419480, 21458042, 23237420, 24051380)." and additional evidence is available in ClinVar. A different missense at the same amino acid position has been reported as Pathogenic/Likely Pathogenic in ClinVar: p.C104Y: Pathogenic/Likely_pathogenic (ClinVar VariationId 645207, 2 stars) This exact variant is curated in the UniProt human variants database as Uncertain Significance, associated with Immunoglobulin a deficiency 2 (igad2) Immunodeficiency, common variable, 2 (cvid2); it is also listed as a COSMIC curated somatic variant.
Frequency
Consequence
NM_012452.3 missense
Scores
Clinical Significance
Conservation
Publications
- immunodeficiency, common variable, 2Inheritance: AR, AD Classification: DEFINITIVE, STRONG, LIMITED Submitted by: ClinGen, G2P, Labcorp Genetics (formerly Invitae), Ambry Genetics, Laboratory for Molecular Medicine
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Classification according to ACMG Germline Pathogenicity v2019
Our verdict: Pathogenic. The variant received 12 points.
Variant Effect in Transcripts
Automated classification analysis was done for transcript: NM_012452.3. You can select a different transcript below to see updated classification assignments.
Ensembl Transcripts
| Sel. | Gene | Transcript | Tags | HGVSc | HGVSp | Effect | Exon Rank | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|---|
| TNFRSF13B | TSL:1 MANE Select | c.310T>C | p.Cys104Arg | missense | Exon 3 of 5 | ENSP00000261652.2 | O14836-1 | ||
| TNFRSF13B | TSL:1 | c.172T>C | p.Cys58Arg | missense | Exon 2 of 4 | ENSP00000462952.1 | O14836-2 | ||
| TNFRSF13B | TSL:3 | c.310T>C | p.Cys104Arg | missense | Exon 3 of 4 | ENSP00000464069.1 | J3QR67 |
Frequencies
GnomAD3 genomes AF: 0.00392 AC: 597AN: 152216Hom.: 4 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.00350 AC: 879AN: 251490 AF XY: 0.00343 show subpopulations
GnomAD4 exome AF: 0.00560 AC: 8186AN: 1461892Hom.: 28 Cov.: 35 AF XY: 0.00533 AC XY: 3875AN XY: 727246 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00392 AC: 597AN: 152334Hom.: 4 Cov.: 32 AF XY: 0.00388 AC XY: 289AN XY: 74502 show subpopulations
Age Distribution
Local populations
ClinVar
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at
MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.