Genetic Variant NM_014786.4:c.202G>A (chr11-73308840-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_014786.4(ARHGEF17):c.202G>A(p.Ala68Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000524 in 1,334,918 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000058 ( 0 hom. )

Consequence

ARHGEF17
NM_014786.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.412

Publications

1 publications found

Variant links:

Genes affected

ARHGEF17 (HGNC:21726): (Rho guanine nucleotide exchange factor 17) Enables guanyl-nucleotide exchange factor activity. Acts upstream of or within actin cytoskeleton organization. Predicted to be located in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

ARHGEF17 links:

ARHGEF17-AS1 (HGNC:55485): (ARHGEF17 antisense RNA 1)

ARHGEF17-AS1 links:

Genome browser will be placed here

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=0.011175215).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_014786.4. 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
	ARHGEF17	NM_014786.4	MANE Select	c.202G>A	p.Ala68Thr	missense	Exon 1 of 21	NP_055601.2
	ARHGEF17-AS1	NR_147696.1		n.522C>T		non_coding_transcript_exon	Exon 1 of 3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
ARHGEF17	ENST00000263674.4	TSL:1 MANE Select	c.202G>A	p.Ala68Thr	missense	Exon 1 of 21	ENSP00000263674.3	Q96PE2
ARHGEF17	ENST00000914587.1		c.202G>A	p.Ala68Thr	missense	Exon 1 of 20	ENSP00000584647.1
ARHGEF17-AS1	ENST00000546324.1	TSL:2	n.522C>T		non_coding_transcript_exon	Exon 1 of 3

Frequencies

GnomAD3 genomes

AF:

0.00000658

AC:

AN:

151968

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000655

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000975

AC:

AN:

2052

AF XY:

0.000709

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00549

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000890

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000583

AC:

AN:

1182950

Hom.:

Cov.:

AF XY:

0.0000561

AC XY:

AN XY:

570750

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

23376

American (AMR)

AF:

0.000112

AC:

AN:

8904

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

16334

East Asian (EAS)

AF:

0.00

AC:

AN:

26946

South Asian (SAS)

AF:

0.0000435

AC:

AN:

45940

European-Finnish (FIN)

AF:

0.00

AC:

AN:

28190

Middle Eastern (MID)

AF:

0.00

AC:

AN:

3336

European-Non Finnish (NFE)

AF:

0.0000672

AC:

AN:

981456

Other (OTH)

AF:

0.00

AC:

AN:

48468

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

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

AF:

0.00000658

AC:

AN:

151968

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74232

show subpopulations

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR)

AF:

0.00

AC:

AN:

41400

American (AMR)

AF:

0.0000655

AC:

AN:

15270

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5148

South Asian (SAS)

AF:

0.00

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10582

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67950

Other (OTH)

AF:

0.00

AC:

AN:

2092

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.325

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

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

0.11

BayesDel_addAF

Benign

-0.45

BayesDel_noAF

Benign

-0.49

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.011

Eigen

Benign

-0.57

Eigen_PC

Benign

-0.49

FATHMM_MKL

Benign

0.0067

LIST_S2

Benign

0.48

M_CAP

Pathogenic

0.81

MetaRNN

Benign

0.011

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.34

PhyloP100

0.41

PrimateAI

Pathogenic

0.90

PROVEAN

Benign

0.0

REVEL

Benign

0.075

Sift

Pathogenic

0.0

Sift4G

Benign

0.26

Polyphen

0.0010

Vest4

0.10

MutPred

0.21

Gain of glycosylation at A68 (P = 0.0147)

MVP

0.24

MPC

0.37

ClinPred

0.057

GERP RS

0.47

Varity_R

0.15

gMVP

0.22

Mutation Taster

=99/1

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