20-32704898-G-A

Variant names:

• chr20-32704898-G-A
• rs543076276
• NM_053041.3:c.343C>T

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_053041.3(COMMD7):​c.343C>T​(p.Gln115*) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000685 in 1,460,446 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Variant results in nonsense mediated mRNA decay.

• Frequency:
  • Genomes: not found (cov: 30)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: COMMD7 NM_053041.3 stop_gained
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.92
• Publications: 0 publications found

Genes affected

COMMD7 (HGNC:16223): (COMM domain containing 7) Enables NF-kappaB binding activity. Involved in negative regulation of NF-kappaB transcription factor activity; negative regulation of transcription, DNA-templated; and tumor necrosis factor-mediated signaling pathway. Predicted to be located in cytoplasmic vesicle. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000285382 (HGNC:):

ACMG classification

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_053041.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	COMMD7	NM_053041.3	MANE Select	c.343C>T	p.Gln115*	stop_gained	Exon 6 of 9	NP_444269.2	Q86VX2-1
	COMMD7	NM_001099339.2		c.340C>T	p.Gln114*	stop_gained	Exon 6 of 9	NP_001092809.1	Q86VX2-2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	COMMD7	ENST00000278980.11	TSL:1 MANE Select	c.343C>T	p.Gln115*	stop_gained	Exon 6 of 9	ENSP00000278980.6	Q86VX2-1
	ENSG00000285382	ENST00000646357.1		c.343C>T	p.Gln115*	stop_gained	Exon 6 of 9	ENSP00000493768.1	A0A2R8Y455
	COMMD7	ENST00000855720.1		c.343C>T	p.Gln115*	stop_gained	Exon 6 of 9	ENSP00000525779.1

Frequencies

GnomAD3 genomes Cov.: 30

GnomAD2 exomes AF: 0.00000401 AC: 1 AN: 249376 AF XY: 0.00000739

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00000884

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 6.85e-7 AC: 1 AN: 1460446 Hom.: 0 Cov.: 30 AF XY: 0.00000138 AC XY: 1 AN XY: 726652

African (AFR) AF: 0.00 AC: 0 AN: 33448

American (AMR) AF: 0.00 AC: 0 AN: 44722

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26122

East Asian (EAS) AF: 0.00 AC: 0 AN: 39684

South Asian (SAS) AF: 0.00 AC: 0 AN: 86226

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53374

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5766

European-Non Finnish (NFE) AF: 9.00e-7 AC: 1 AN: 1110768

Other (OTH) AF: 0.00 AC: 0 AN: 60336

GnomAD4 genome Cov.: 30

ExAC AF: 0.00000827 AC: 1

EpiCase AF: 0.00

EpiControl AF: 0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_addAF	Pathogenic	0.60	D
BayesDel_noAF	Pathogenic	0.62
CADD	Pathogenic	38
DANN	Uncertain	1.0
Eigen	Pathogenic	0.86
Eigen_PC	Pathogenic	0.72
FATHMM_MKL	Uncertain	0.93	D
PhyloP100		1.9
Vest4		0.36
GERP RS		5.4
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1
Mutation Taster		=45/155	disease causing (fs/PTC)

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.020		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Other links and lift over

dbSNP: rs543076276; hg19: chr20-31292700;