7-128851443-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_001458.5(FLNC):​c.5669-12C>T variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0336 in 1,613,920 control chromosomes in the GnomAD database, including 1,150 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.028 ( 93 hom., cov: 33)
Exomes 𝑓: 0.034 ( 1057 hom. )

Consequence

FLNC
NM_001458.5 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.0003501
2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:9

Conservation

PhyloP100: -0.0410
Variant links:
Genes affected
FLNC (HGNC:3756): (filamin C) This gene encodes one of three related filamin genes, specifically gamma filamin. These filamin proteins crosslink actin filaments into orthogonal networks in cortical cytoplasm and participate in the anchoring of membrane proteins for the actin cytoskeleton. Three functional domains exist in filamin: an N-terminal filamentous actin-binding domain, a C-terminal self-association domain, and a membrane glycoprotein-binding domain. Mutations in this gene are a cause of cardiopathy. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, May 2022]
FLNC-AS1 (HGNC:53474): (FLNC antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.71).
BP6
Variant 7-128851443-C-T is Benign according to our data. Variant chr7-128851443-C-T is described in ClinVar as [Benign]. Clinvar id is 258149.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr7-128851443-C-T is described in Lovd as [Benign]. Variant chr7-128851443-C-T is described in Lovd as [Likely_benign].
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.0275 (4189/152324) while in subpopulation NFE AF= 0.0377 (2567/68028). AF 95% confidence interval is 0.0365. There are 93 homozygotes in gnomad4. There are 2170 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High AC in GnomAd4 at 4189 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FLNCNM_001458.5 linkuse as main transcriptc.5669-12C>T splice_polypyrimidine_tract_variant, intron_variant ENST00000325888.13
FLNC-AS1NR_149055.1 linkuse as main transcriptn.273G>A non_coding_transcript_exon_variant 3/4
FLNCNM_001127487.2 linkuse as main transcriptc.5570-12C>T splice_polypyrimidine_tract_variant, intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FLNCENST00000325888.13 linkuse as main transcriptc.5669-12C>T splice_polypyrimidine_tract_variant, intron_variant 1 NM_001458.5 P3Q14315-1
FLNCENST00000346177.6 linkuse as main transcriptc.5570-12C>T splice_polypyrimidine_tract_variant, intron_variant 1 A1Q14315-2
FLNC-AS1ENST00000469965.1 linkuse as main transcriptn.273G>A non_coding_transcript_exon_variant 3/44

Frequencies

GnomAD3 genomes
AF:
0.0275
AC:
4190
AN:
152206
Hom.:
93
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00644
Gnomad AMI
AF:
0.00439
Gnomad AMR
AF:
0.0146
Gnomad ASJ
AF:
0.0207
Gnomad EAS
AF:
0.000576
Gnomad SAS
AF:
0.0308
Gnomad FIN
AF:
0.0811
Gnomad MID
AF:
0.0190
Gnomad NFE
AF:
0.0377
Gnomad OTH
AF:
0.0181
GnomAD3 exomes
AF:
0.0312
AC:
7794
AN:
249420
Hom.:
208
AF XY:
0.0318
AC XY:
4309
AN XY:
135356
show subpopulations
Gnomad AFR exome
AF:
0.00594
Gnomad AMR exome
AF:
0.0103
Gnomad ASJ exome
AF:
0.0204
Gnomad EAS exome
AF:
0.000111
Gnomad SAS exome
AF:
0.0303
Gnomad FIN exome
AF:
0.0765
Gnomad NFE exome
AF:
0.0388
Gnomad OTH exome
AF:
0.0278
GnomAD4 exome
AF:
0.0343
AC:
50078
AN:
1461596
Hom.:
1057
Cov.:
34
AF XY:
0.0346
AC XY:
25148
AN XY:
727108
show subpopulations
Gnomad4 AFR exome
AF:
0.00469
Gnomad4 AMR exome
AF:
0.0106
Gnomad4 ASJ exome
AF:
0.0192
Gnomad4 EAS exome
AF:
0.000176
Gnomad4 SAS exome
AF:
0.0311
Gnomad4 FIN exome
AF:
0.0710
Gnomad4 NFE exome
AF:
0.0367
Gnomad4 OTH exome
AF:
0.0269
GnomAD4 genome
AF:
0.0275
AC:
4189
AN:
152324
Hom.:
93
Cov.:
33
AF XY:
0.0291
AC XY:
2170
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.00642
Gnomad4 AMR
AF:
0.0146
Gnomad4 ASJ
AF:
0.0207
Gnomad4 EAS
AF:
0.000578
Gnomad4 SAS
AF:
0.0309
Gnomad4 FIN
AF:
0.0811
Gnomad4 NFE
AF:
0.0377
Gnomad4 OTH
AF:
0.0180
Alfa
AF:
0.0318
Hom.:
16
Bravo
AF:
0.0210
Asia WGS
AF:
0.0100
AC:
36
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:9
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:7
Benign, criteria provided, single submitterclinical testingWomen's Health and Genetics/Laboratory Corporation of America, LabCorpJul 29, 2023- -
Benign, no assertion criteria providedclinical testingJoint Genome Diagnostic Labs from Nijmegen and Maastricht, Radboudumc and MUMC+-- -
Benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineNov 24, 20145669-12C>T in intron 34 of FLNC: This variant is not expected to have clinical s ignificance because it has been identified in 3.5% (300/8532) of European Americ an chromosomes from a broad population by the NHLBI Exome Sequencing Project (ht tp://evs.gs.washington.edu/EVS; dbSNP rs79790270). -
Benign, criteria provided, single submitterclinical testingGeneDxJan 13, 2016This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
Benign, no assertion criteria providedclinical testingClinical Genetics, Academic Medical Center-- -
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Benign, no assertion criteria providedclinical testingGenome Diagnostics Laboratory, University Medical Center Utrecht-- -
not provided Benign:1
Likely benign, no assertion criteria providedclinical testingLaboratory of Diagnostic Genome Analysis, Leiden University Medical Center (LUMC)-- -
Myofibrillar myopathy 5;C3279722:Distal myopathy with posterior leg and anterior hand involvement;C4310749:Hypertrophic cardiomyopathy 26;CN239310:Dilated Cardiomyopathy, Dominant Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.71
CADD
Benign
6.4
DANN
Benign
0.74

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00035
dbscSNV1_RF
Benign
0.030
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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs79790270; hg19: chr7-128491497; API