NM_198252.3:c.-10+4624G>T

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_StrongBP6BS2

The NM_198252.3(GSN):​c.-10+4624G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0002 in 1,527,806 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: 𝑓 0.0010 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00011 ( 0 hom. )

Consequence

GSN
NM_198252.3 intron

Scores

1
4
Splicing: ADA: 0.01887
2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 1.19
Variant links:
Genes affected
GSN (HGNC:4620): (gelsolin) The protein encoded by this gene binds to the "plus" ends of actin monomers and filaments to prevent monomer exchange. The encoded calcium-regulated protein functions in both assembly and disassembly of actin filaments. Defects in this gene are a cause of familial amyloidosis Finnish type (FAF). Multiple transcript variants encoding several different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_addAF=-0.571344).
BP6
Variant 9-121286186-G-T is Benign according to our data. Variant chr9-121286186-G-T is described in ClinVar as [Likely_benign]. Clinvar id is 3040327.Status of the report is no_assertion_criteria_provided, 0 stars.
BS2
High AC in GnomAd4 at 157 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
GSNNM_198252.3 linkc.-10+4624G>T intron_variant Intron 2 of 17 ENST00000432226.7 NP_937895.1 P06396-2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
GSNENST00000432226.7 linkc.-10+4624G>T intron_variant Intron 2 of 17 5 NM_198252.3 ENSP00000404226.2 P06396-2Q5T0I0

Frequencies

GnomAD3 genomes
AF:
0.00103
AC:
157
AN:
152224
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00355
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000392
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:
0.00191
GnomAD3 exomes
AF:
0.000156
AC:
20
AN:
128032
Hom.:
0
AF XY:
0.000171
AC XY:
12
AN XY:
70116
show subpopulations
Gnomad AFR exome
AF:
0.00296
Gnomad AMR exome
AF:
0.0000823
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000108
AC:
148
AN:
1375464
Hom.:
0
Cov.:
28
AF XY:
0.0000869
AC XY:
59
AN XY:
679204
show subpopulations
Gnomad4 AFR exome
AF:
0.00383
Gnomad4 AMR exome
AF:
0.000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000187
Gnomad4 OTH exome
AF:
0.000295
GnomAD4 genome
AF:
0.00103
AC:
157
AN:
152342
Hom.:
0
Cov.:
33
AF XY:
0.00111
AC XY:
83
AN XY:
74498
show subpopulations
Gnomad4 AFR
AF:
0.00354
Gnomad4 AMR
AF:
0.000392
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00189
Alfa
AF:
0.000169
Hom.:
0
Bravo
AF:
0.00107
ExAC
AF:
0.0000550
AC:
1
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

GSN-related disorder Benign:1
Feb 01, 2021
PreventionGenetics, part of Exact Sciences
Significance: Likely benign
Review Status: no assertion criteria provided
Collection Method: clinical testing

This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.57
T
BayesDel_noAF
Benign
-0.59
CADD
Benign
14
DANN
Uncertain
0.98
FATHMM_MKL
Benign
0.40
N
GERP RS
3.9

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.019
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: rs114410565; hg19: chr9-124048464; API