Genetic Variant C1QTNF6:p.Ala239Val (chr22-37182309-G-A) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_031910.4(C1QTNF6):c.716C>T(p.Ala239Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000274 in 1,461,790 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 34)

Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

C1QTNF6
NM_031910.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.222

Publications

0 publications found

Variant links:

Genes affected

C1QTNF6 (HGNC:14343): (C1q and TNF related 6) Predicted to enable identical protein binding activity. Predicted to be located in extracellular space. Predicted to be integral component of membrane. Predicted to be part of protein-containing complex. [provided by Alliance of Genome Resources, Apr 2022]

C1QTNF6 links:

IL2RB-AS1 (HGNC:40300):

IL2RB-AS1 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.055904984).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_031910.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
C1QTNF6	NM_031910.4	MANE Select	c.716C>T	p.Ala239Val	missense	Exon 3 of 3	NP_114116.3
C1QTNF6	NM_182486.2		c.716C>T	p.Ala239Val	missense	Exon 3 of 4	NP_872292.1	Q9BXI9-2
C1QTNF6	NM_001365878.1		c.659C>T	p.Ala220Val	missense	Exon 5 of 5	NP_001352807.1	Q9BXI9-1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
C1QTNF6	ENST00000337843.7	TSL:1 MANE Select	c.716C>T	p.Ala239Val	missense	Exon 3 of 3	ENSP00000338812.2	Q9BXI9-2
C1QTNF6	ENST00000397110.6	TSL:1	c.716C>T	p.Ala239Val	missense	Exon 3 of 4	ENSP00000380299.2	Q9BXI9-2
C1QTNF6	ENST00000493023.1	TSL:1	n.1158C>T		non_coding_transcript_exon	Exon 2 of 2

Frequencies

GnomAD3 genomes

Cov.:

GnomAD2 exomes

AF:

0.00000797

AC:

AN:

250840

AF XY:

0.0000147

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0000544

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00000882

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000274

AC:

AN:

1461790

Hom.:

Cov.:

AF XY:

0.00000413

AC XY:

AN XY:

727194

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33480

American (AMR)

AF:

0.00

AC:

AN:

44714

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26134

East Asian (EAS)

AF:

0.0000252

AC:

AN:

39694

South Asian (SAS)

AF:

0.00

AC:

AN:

86254

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53366

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5766

European-Non Finnish (NFE)

AF:

0.00000270

AC:

AN:

1111994

Other (OTH)

AF:

0.00

AC:

AN:

60388

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.488

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

Cov.:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.12

BayesDel_addAF

Benign

-0.35

BayesDel_noAF

Benign

-0.57

CADD

Benign

0.29

(source)

DANN

Benign

0.91

Eigen

Benign

-1.2

Eigen_PC

Benign

-1.3

FATHMM_MKL

Benign

0.11

LIST_S2

Benign

0.62

M_CAP

Benign

0.015

MetaRNN

Benign

0.056

MetaSVM

Benign

-0.97

PhyloP100

-0.22

PrimateAI

Benign

0.29

PROVEAN

Benign

-1.4

REVEL

Benign

0.14

Sift

Benign

0.21

Sift4G

Benign

0.27

Vest4

0.062

MVP

0.16

MPC

0.21

ClinPred

0.025

GERP RS

-3.5

Varity_R

0.035

gMVP

0.26

Mutation Taster

=93/7

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

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

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over