NM_004924.6:c.1611G>A

Variant names:

Variant summary

Our verdict is Benign. The variant received -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BS1BS2

The NM_004924.6(ACTN4):c.1611G>A(p.Ala537Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00104 in 1,613,680 control chromosomes in the GnomAD database, including 9 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0046 ( 6 hom., cov: 32)

Exomes 𝑓: 0.00066 ( 3 hom. )

Consequence

ACTN4
NM_004924.6 synonymous

Scores

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:7

Conservation

PhyloP100: -6.80

Publications

2 publications found

Variant links:

Genes affected

ACTN4 (HGNC:166): (actinin alpha 4) Alpha actinins belong to the spectrin gene superfamily which represents a diverse group of cytoskeletal proteins, including the alpha and beta spectrins and dystrophins. Alpha actinin is an actin-binding protein with multiple roles in different cell types. In nonmuscle cells, the cytoskeletal isoform is found along microfilament bundles and adherens-type junctions, where it is involved in binding actin to the membrane. In contrast, skeletal, cardiac, and smooth muscle isoforms are localized to the Z-disc and analogous dense bodies, where they help anchor the myofibrillar actin filaments. This gene encodes a nonmuscle, alpha actinin isoform which is concentrated in the cytoplasm, and thought to be involved in metastatic processes. Mutations in this gene have been associated with focal and segmental glomerulosclerosis. [provided by RefSeq, Jul 2008]

ACTN4 Gene-Disease associations (from GenCC):

focal segmental glomerulosclerosis 1
Inheritance: AD Classification: STRONG, MODERATE Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics
familial idiopathic steroid-resistant nephrotic syndrome
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

ACTN4 links:

ENSG00000298338 (HGNC:):

ENSG00000298338 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -21 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.57).

BP6

Variant 19-38723996-G-A is Benign according to our data. Variant chr19-38723996-G-A is described in ClinVar as Benign/Likely_benign. ClinVar VariationId is 259568.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-6.8 with no splicing effect.

BS1

Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.00464 (706/152082) while in subpopulation AFR AF = 0.0154 (638/41466). AF 95% confidence interval is 0.0144. There are 6 homozygotes in GnomAd4. There are 348 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check.

BS2

High AC in GnomAd4 at 706 AD gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
ACTN4	NM_004924.6 link	c.1611G>A	p.Ala537Ala	synonymous_variant	Exon 14 of 21	ENST00000252699.7	NP_004915.2	O43707-1A0A0S2Z3G9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
ACTN4	ENST00000252699.7 link	c.1611G>A	p.Ala537Ala	synonymous_variant	Exon 14 of 21	1	NM_004924.6	ENSP00000252699.2		O43707-1

Frequencies

GnomAD3 genomes

AF:

0.00465

AC:

707

AN:

151964

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0155

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00236

Gnomad ASJ

AF:

0.000288

Gnomad EAS

AF:

0.000193

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00633

Gnomad NFE

AF:

0.000309

Gnomad OTH

AF:

0.00287

GnomAD2 exomes

AF:

0.00156

AC:

391

AN:

251244

AF XY:

0.00122

show subpopulations

Gnomad AFR exome

AF:

0.0159

Gnomad AMR exome

AF:

0.00266

Gnomad ASJ exome

AF:

0.0000993

Gnomad EAS exome

AF:

0.000109

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000238

Gnomad OTH exome

AF:

0.00147

GnomAD4 exome

AF:

0.000661

AC:

966

AN:

1461598

Hom.:

Cov.:

AF XY:

0.000622

AC XY:

452

AN XY:

727104

show subpopulations

African (AFR)

AF:

0.0141

AC:

473

AN:

33480

American (AMR)

AF:

0.00257

AC:

115

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.0000383

AC:

AN:

26134

East Asian (EAS)

AF:

0.0000504

AC:

AN:

39700

South Asian (SAS)

AF:

0.0000580

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53142

Middle Eastern (MID)

AF:

0.00225

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.000241

AC:

268

AN:

1111998

Other (OTH)

AF:

0.00147

AC:

AN:

60394

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.477

Heterozygous variant carriers

137

206

274

343

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

120

<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:

0.00464

AC:

706

AN:

152082

Hom.:

Cov.:

AF XY:

0.00468

AC XY:

348

AN XY:

74306

show subpopulations

African (AFR)

AF:

0.0154

AC:

638

AN:

41466

American (AMR)

AF:

0.00236

AC:

AN:

15274

Ashkenazi Jewish (ASJ)

AF:

0.000288

AC:

AN:

3468

East Asian (EAS)

AF:

0.000193

AC:

AN:

5178

South Asian (SAS)

AF:

0.000208

AC:

AN:

4816

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10586

Middle Eastern (MID)

AF:

0.00680

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000309

AC:

AN:

67978

Other (OTH)

AF:

0.00284

AC:

AN:

2110

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.504

Heterozygous variant carriers

100

134

167

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Genome Hom

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:

0.00256

Hom.:

Bravo

AF:

0.00552

Asia WGS

AF:

0.00115

AC:

AN:

3478

EpiCase

AF:

0.000436

EpiControl

AF:

0.000356

ClinVar

Significance: Benign/Likely benign

Submissions summary: Benign:7

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not provided

Benign:3

Feb 07, 2021

GeneDx

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Breakthrough Genomics, Breakthrough Genomics

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:not provided

- -

Nov 08, 2024

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Focal segmental glomerulosclerosis 1

Benign:2

Jul 16, 2021

Fulgent Genetics, Fulgent Genetics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Dec 05, 2021

Genome-Nilou Lab

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

not specified

Benign:1

PreventionGenetics, part of Exact Sciences

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Focal segmental glomerulosclerosis

Benign:1

Mar 01, 2020

Genome Diagnostics Laboratory, The Hospital for Sick Children

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.57

CADD

Benign

0.13

(source)

DANN

Benign

0.77

PhyloP100

-6.8

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

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

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over