19-46746099-G-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_013403.3(STRN4):​c.282+50C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000896 in 1,395,490 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 (★).

Frequency

Genomes: 𝑓 0.00047 ( 0 hom., cov: 30)
Exomes 𝑓: 0.000043 ( 0 hom. )

Consequence

STRN4
NM_013403.3 intron

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:2

Conservation

PhyloP100: -1.18
Variant links:
Genes affected
STRN4 (HGNC:15721): (striatin 4) Enables armadillo repeat domain binding activity and protein phosphatase 2A binding activity. Part of FAR/SIN/STRIPAK complex. [provided by Alliance of Genome Resources, Apr 2022]
FKRP (HGNC:17997): (fukutin related protein) This gene encodes a protein which is targeted to the medial Golgi apparatus and is necessary for posttranslational modification of dystroglycan. Mutations in this gene have been associated with congenital muscular dystrophy, cognitive disability, and cerebellar cysts. Several alternatively spliced transcript variants of this gene have been described, but the full-length nature of some of these variants has not been determined. [provided by RefSeq, Oct 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.65).
BP6
Variant 19-46746099-G-A is Benign according to our data. Variant chr19-46746099-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 509026.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 71 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
STRN4NM_013403.3 linkuse as main transcriptc.282+50C>T intron_variant ENST00000263280.11 NP_037535.2
FKRPNM_024301.5 linkuse as main transcriptc.-253+9G>A intron_variant ENST00000318584.10 NP_077277.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
STRN4ENST00000263280.11 linkuse as main transcriptc.282+50C>T intron_variant 1 NM_013403.3 ENSP00000263280 P4Q9NRL3-1
FKRPENST00000318584.10 linkuse as main transcriptc.-253+9G>A intron_variant 1 NM_024301.5 ENSP00000326570 P1

Frequencies

GnomAD3 genomes
AF:
0.000475
AC:
71
AN:
149490
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.00167
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000198
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:
0.000484
GnomAD4 exome
AF:
0.0000433
AC:
54
AN:
1245890
Hom.:
0
Cov.:
34
AF XY:
0.0000342
AC XY:
21
AN XY:
613192
show subpopulations
Gnomad4 AFR exome
AF:
0.00183
Gnomad4 AMR exome
AF:
0.000111
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:
0.00000397
Gnomad4 OTH exome
AF:
0.0000797
GnomAD4 genome
AF:
0.000475
AC:
71
AN:
149600
Hom.:
0
Cov.:
30
AF XY:
0.000479
AC XY:
35
AN XY:
73112
show subpopulations
Gnomad4 AFR
AF:
0.00166
Gnomad4 AMR
AF:
0.000198
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:
0.000479
Bravo
AF:
0.000635

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

FKRP-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMar 26, 2024This 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). -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxApr 30, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.65
CADD
Benign
13
DANN
Benign
0.97
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.6

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

LitVar

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

Other links and lift over

dbSNP: rs571064207; hg19: chr19-47249356; COSMIC: COSV54422305; COSMIC: COSV54422305; API