Genetic Variant ACAP3:p.Arg735Gln (chr1-1294135-C-T) – 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_030649.3(ACAP3):c.2204G>A(p.Arg735Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000439 in 1,593,790 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000039 ( 1 hom., cov: 33)

Exomes 𝑓: 6.9e-7 ( 0 hom. )

Consequence

ACAP3
NM_030649.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.09

Publications

0 publications found

Variant links:

Genes affected

ACAP3 (HGNC:16754): (ArfGAP with coiled-coil, ankyrin repeat and PH domains 3) Predicted to enable GTPase activator activity and metal ion binding activity. Predicted to be involved in regulation of catalytic activity. Predicted to act upstream of or within neuron migration and regulation of neuron projection development. Predicted to be located in growth cone. [provided by Alliance of Genome Resources, Apr 2022]

ACAP3 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=0.06349018).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_030649.3. 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
	ACAP3	NM_030649.3	MANE Select	c.2204G>A	p.Arg735Gln	missense	Exon 22 of 24	NP_085152.2	Q96P50-3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
ACAP3	ENST00000354700.10	TSL:1 MANE Select	c.2204G>A	p.Arg735Gln	missense	Exon 22 of 24	ENSP00000346733.5	Q96P50-3
ACAP3	ENST00000353662.4	TSL:1	c.1979G>A	p.Arg660Gln	missense	Exon 19 of 21	ENSP00000321139.4	Q96P50-1
ACAP3	ENST00000467278.5	TSL:1	n.1730G>A		non_coding_transcript_exon	Exon 12 of 14

Frequencies

GnomAD3 genomes

AF:

0.0000395

AC:

AN:

152090

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000121

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.000479

GnomAD2 exomes

AF:

0.00000939

AC:

AN:

212884

AF XY:

0.00000861

show subpopulations

Gnomad AFR exome

AF:

0.0000805

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:

0.0000108

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

6.94e-7

AC:

AN:

1441700

Hom.:

Cov.:

AF XY:

0.00000140

AC XY:

AN XY:

715614

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33116

American (AMR)

AF:

0.00

AC:

AN:

42412

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25692

East Asian (EAS)

AF:

0.00

AC:

AN:

38894

South Asian (SAS)

AF:

0.00

AC:

AN:

83656

European-Finnish (FIN)

AF:

0.00

AC:

AN:

50176

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5734

European-Non Finnish (NFE)

AF:

9.07e-7

AC:

AN:

1102552

Other (OTH)

AF:

0.00

AC:

AN:

59468

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.575

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:

0.0000395

AC:

AN:

152090

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74278

show subpopulations

African (AFR)

AF:

0.000121

AC:

AN:

41422

American (AMR)

AF:

0.00

AC:

AN:

15282

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3466

East Asian (EAS)

AF:

0.00

AC:

AN:

5182

South Asian (SAS)

AF:

0.00

AC:

AN:

4834

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67970

Other (OTH)

AF:

0.000479

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.588

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome 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

Alfa

AF:

0.0000282

Hom.:

Bravo

AF:

0.00000756

ExAC

AF:

0.00000839

AC:

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

0.081

BayesDel_addAF

Benign

-0.11

BayesDel_noAF

Benign

-0.40

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.023

Eigen

Benign

-0.43

Eigen_PC

Benign

-0.28

FATHMM_MKL

Uncertain

0.77

LIST_S2

Benign

0.70

M_CAP

Benign

0.063

MetaRNN

Benign

0.063

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.57

PhyloP100

2.1

PrimateAI

Uncertain

0.78

PROVEAN

Benign

-0.66

REVEL

Benign

0.029

Sift

Benign

0.77

Sift4G

Benign

0.60

Polyphen

0.49

Vest4

0.47

MutPred

0.31

Loss of methylation at R737 (P = 0.0651)

MVP

0.48

MPC

0.49

ClinPred

0.25

GERP RS

2.6

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.037

gMVP

0.41

Mutation Taster

=89/11

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.010

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

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over