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rs763205435

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001278716.2(FBXL4):c.167A>G(p.Lys56Arg) variant causes a missense change. The variant allele was found at a frequency of 0.00000137 in 1,461,866 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

FBXL4
NM_001278716.2 missense

Scores

3
4
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.82
Variant links:
Genes affected
FBXL4 (HGNC:13601): (F-box and leucine rich repeat protein 4) This gene encodes a member of the F-box protein family, which are characterized by an approximately 40 amino acid motif, the F-box. F-box proteins constitute one subunit of modular E3 ubiquitin ligase complexes, called SCF complexes, which function in phosphorylation-dependent ubiquitination. The F-box domain mediates protein-protein interactions and binds directly to S-phase kinase-associated protein 1. In addition to an F-box domain, the encoded protein contains at least 9 tandem leucine-rich repeats. The ubiquitin ligase complex containing the encoded protein may function in cell-cycle control by regulating levels of lysine-specific demethylase 4A. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2013]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FBXL4NM_001278716.2 linkuse as main transcriptc.167A>G p.Lys56Arg missense_variant 4/10 ENST00000369244.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FBXL4ENST00000369244.7 linkuse as main transcriptc.167A>G p.Lys56Arg missense_variant 4/101 NM_001278716.2 P1
FBXL4ENST00000229971.2 linkuse as main transcriptc.167A>G p.Lys56Arg missense_variant 3/91 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251424
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135880
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461866
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.0000165
AC:
2

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Mitochondrial DNA depletion syndrome 13 Uncertain:1
Uncertain significance, criteria provided, single submitterreference populationWong Mito Lab, Molecular and Human Genetics, Baylor College of MedicineAug 10, 2017The NM_012160.4:c.167A>G (NP_036292.2:p.Lys56Arg) [GRCH38: NC_000006.12:g.98926822T>C] variant in FBXL4 gene is interpretated to be a Uncertain Significance - Insufficient Evidence based on ACMG guidelines (PMID: 25741868). This variant meets one or more of the following evidence codes reported in the ACMG-guideline. PM2:This variant is absent in key population databases. Based on this evidence code ClinGen Pathogenicity Calculator (PMID:28081714) suggested that the variant is Uncertain Significance - Insufficient Evidence. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.097
BayesDel_addAF
Benign
-0.098
T
BayesDel_noAF
Benign
-0.38
Cadd
Uncertain
24
Dann
Uncertain
1.0
DEOGEN2
Benign
0.070
T;T
Eigen
Pathogenic
0.72
Eigen_PC
Pathogenic
0.71
FATHMM_MKL
Pathogenic
0.97
D
M_CAP
Benign
0.015
T
MetaRNN
Uncertain
0.49
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.4
M;M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.58
T
PROVEAN
Benign
-1.1
N;N
REVEL
Benign
0.15
Sift
Benign
0.15
T;T
Sift4G
Benign
0.098
T;T
Polyphen
1.0
D;D
Vest4
0.56
MutPred
0.26
Loss of ubiquitination at K56 (P = 0.0199);Loss of ubiquitination at K56 (P = 0.0199);
MVP
0.57
MPC
0.17
ClinPred
0.89
D
GERP RS
5.5
Varity_R
0.26
gMVP
0.65

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: rs763205435; hg19: chr6-99374698; API