chr9-105619894-C-A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_001079802.2(FKTN):​c.1045-40C>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00391 in 1,572,446 control chromosomes in the GnomAD database, including 29 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0030 ( 2 hom., cov: 32)
Exomes 𝑓: 0.0040 ( 27 hom. )

Consequence

FKTN
NM_001079802.2 intron

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.242
Variant links:
Genes affected
FKTN (HGNC:3622): (fukutin) The protein encoded by this gene is a putative transmembrane protein that is localized to the cis-Golgi compartment, where it may be involved in the glycosylation of alpha-dystroglycan in skeletal muscle. The encoded protein is thought to be a glycosyltransferase and could play a role in brain development. Defects in this gene are a cause of Fukuyama-type congenital muscular dystrophy (FCMD), Walker-Warburg syndrome (WWS), limb-girdle muscular dystrophy type 2M (LGMD2M), and dilated cardiomyopathy type 1X (CMD1X). Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Nov 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.68).
BP6
Variant 9-105619894-C-A is Benign according to our data. Variant chr9-105619894-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 93511.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-105619894-C-A is described in Lovd as [Benign].
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FKTNNM_001079802.2 linkuse as main transcriptc.1045-40C>A intron_variant ENST00000357998.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FKTNENST00000357998.10 linkuse as main transcriptc.1045-40C>A intron_variant 5 NM_001079802.2 P1O75072-1

Frequencies

GnomAD3 genomes
AF:
0.00303
AC:
460
AN:
151890
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000580
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00302
Gnomad ASJ
AF:
0.0225
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00833
Gnomad FIN
AF:
0.000757
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.00380
Gnomad OTH
AF:
0.00240
GnomAD3 exomes
AF:
0.00387
AC:
944
AN:
243786
Hom.:
8
AF XY:
0.00411
AC XY:
542
AN XY:
131716
show subpopulations
Gnomad AFR exome
AF:
0.000631
Gnomad AMR exome
AF:
0.00197
Gnomad ASJ exome
AF:
0.0218
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00788
Gnomad FIN exome
AF:
0.000802
Gnomad NFE exome
AF:
0.00343
Gnomad OTH exome
AF:
0.00519
GnomAD4 exome
AF:
0.00401
AC:
5692
AN:
1420440
Hom.:
27
Cov.:
24
AF XY:
0.00415
AC XY:
2941
AN XY:
707958
show subpopulations
Gnomad4 AFR exome
AF:
0.000462
Gnomad4 AMR exome
AF:
0.00218
Gnomad4 ASJ exome
AF:
0.0233
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00808
Gnomad4 FIN exome
AF:
0.00134
Gnomad4 NFE exome
AF:
0.00361
Gnomad4 OTH exome
AF:
0.00532
GnomAD4 genome
AF:
0.00303
AC:
461
AN:
152006
Hom.:
2
Cov.:
32
AF XY:
0.00289
AC XY:
215
AN XY:
74306
show subpopulations
Gnomad4 AFR
AF:
0.000579
Gnomad4 AMR
AF:
0.00301
Gnomad4 ASJ
AF:
0.0225
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00855
Gnomad4 FIN
AF:
0.000757
Gnomad4 NFE
AF:
0.00380
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.00506
Hom.:
1
Bravo
AF:
0.00314
Asia WGS
AF:
0.00434
AC:
15
AN:
3472

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:2
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Aug 31, 2012- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.68
CADD
Benign
9.5
DANN
Benign
0.71

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.090
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: rs145883833; hg19: chr9-108382175; API