rs659268

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_182925.5(FLT4):​c.3220-29A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.753 in 1,286,228 control chromosomes in the GnomAD database, including 360,821 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.76 ( 34377 hom., cov: 27)
Exomes 𝑓: 0.75 ( 326444 hom. )

Consequence

FLT4
NM_182925.5 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: -2.96
Variant links:
Genes affected
FLT4 (HGNC:3767): (fms related receptor tyrosine kinase 4) This gene encodes a tyrosine kinase receptor for vascular endothelial growth factors C and D. The protein is thought to be involved in lymphangiogenesis and maintenance of the lymphatic endothelium. Mutations in this gene cause hereditary lymphedema type IA. [provided by RefSeq, Jul 2008]

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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=-0.91).
BP6
Variant 5-180614208-T-C is Benign according to our data. Variant chr5-180614208-T-C is described in ClinVar as [Benign]. Clinvar id is 263049.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AMR) allele frequency at 95% confidence interval = 0.81 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FLT4NM_182925.5 linkuse as main transcriptc.3220-29A>G intron_variant ENST00000261937.11 NP_891555.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FLT4ENST00000261937.11 linkuse as main transcriptc.3220-29A>G intron_variant 1 NM_182925.5 ENSP00000261937 P1P35916-2

Frequencies

GnomAD3 genomes
AF:
0.763
AC:
94348
AN:
123644
Hom.:
34362
Cov.:
27
show subpopulations
Gnomad AFR
AF:
0.692
Gnomad AMI
AF:
0.818
Gnomad AMR
AF:
0.823
Gnomad ASJ
AF:
0.771
Gnomad EAS
AF:
0.643
Gnomad SAS
AF:
0.764
Gnomad FIN
AF:
0.811
Gnomad MID
AF:
0.754
Gnomad NFE
AF:
0.794
Gnomad OTH
AF:
0.762
GnomAD3 exomes
AF:
0.723
AC:
152660
AN:
211094
Hom.:
56589
AF XY:
0.716
AC XY:
82829
AN XY:
115704
show subpopulations
Gnomad AFR exome
AF:
0.644
Gnomad AMR exome
AF:
0.808
Gnomad ASJ exome
AF:
0.693
Gnomad EAS exome
AF:
0.569
Gnomad SAS exome
AF:
0.665
Gnomad FIN exome
AF:
0.762
Gnomad NFE exome
AF:
0.743
Gnomad OTH exome
AF:
0.729
GnomAD4 exome
AF:
0.752
AC:
874231
AN:
1162452
Hom.:
326444
Cov.:
19
AF XY:
0.750
AC XY:
435759
AN XY:
580772
show subpopulations
Gnomad4 AFR exome
AF:
0.661
Gnomad4 AMR exome
AF:
0.804
Gnomad4 ASJ exome
AF:
0.717
Gnomad4 EAS exome
AF:
0.605
Gnomad4 SAS exome
AF:
0.709
Gnomad4 FIN exome
AF:
0.796
Gnomad4 NFE exome
AF:
0.761
Gnomad4 OTH exome
AF:
0.743
GnomAD4 genome
AF:
0.763
AC:
94418
AN:
123776
Hom.:
34377
Cov.:
27
AF XY:
0.763
AC XY:
46095
AN XY:
60390
show subpopulations
Gnomad4 AFR
AF:
0.692
Gnomad4 AMR
AF:
0.823
Gnomad4 ASJ
AF:
0.771
Gnomad4 EAS
AF:
0.642
Gnomad4 SAS
AF:
0.763
Gnomad4 FIN
AF:
0.811
Gnomad4 NFE
AF:
0.794
Gnomad4 OTH
AF:
0.757
Alfa
AF:
0.570
Hom.:
990

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Congenital heart defects, multiple types, 7 Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabAug 10, 2021- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxNov 11, 2018- -
Hereditary lymphedema type I Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabAug 10, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.91
CADD
Benign
0.040
DANN
Benign
0.33

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: rs659268; hg19: chr5-180041208; COSMIC: COSV56097287; COSMIC: COSV56097287; API