17-17227892-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_144997.7(FLCN):ā€‹c.246C>Gā€‹(p.Cys82Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000186 in 1,613,948 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. C82C) has been classified as Likely benign.

Frequency

Genomes: š‘“ 0.0000066 ( 0 hom., cov: 33)
Exomes š‘“: 0.0000014 ( 0 hom. )

Consequence

FLCN
NM_144997.7 missense

Scores

12
4
3

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.699
Variant links:
Genes affected
FLCN (HGNC:27310): (folliculin) This gene is located within the Smith-Magenis syndrome region on chromosome 17. Mutations in this gene are associated with Birt-Hogg-Dube syndrome, which is characterized by fibrofolliculomas, renal tumors, lung cysts, and pneumothorax. Alternative splicing of this gene results in two transcript variants encoding different isoforms. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.855

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FLCNNM_144997.7 linkuse as main transcriptc.246C>G p.Cys82Trp missense_variant 4/14 ENST00000285071.9 NP_659434.2 Q8NFG4-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FLCNENST00000285071.9 linkuse as main transcriptc.246C>G p.Cys82Trp missense_variant 4/141 NM_144997.7 ENSP00000285071.4 Q8NFG4-1
ENSG00000264187ENST00000427497.3 linkuse as main transcriptn.148+98C>G intron_variant 1 ENSP00000394249.3 J3QW42

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152156
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000943
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461792
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727188
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:
0.00
Gnomad4 FIN exome
AF:
0.0000375
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152156
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74342
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000943
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Pathogenic
0.50
D
BayesDel_noAF
Pathogenic
0.48
CADD
Benign
18
DANN
Uncertain
0.99
DEOGEN2
Pathogenic
0.86
D;.;T
Eigen
Benign
-0.12
Eigen_PC
Benign
-0.27
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.89
D;D;D
M_CAP
Pathogenic
0.82
D
MetaRNN
Pathogenic
0.86
D;D;D
MetaSVM
Pathogenic
0.92
D
MutationAssessor
Uncertain
2.3
M;M;.
PrimateAI
Pathogenic
0.89
D
PROVEAN
Pathogenic
-8.3
D;D;D
REVEL
Pathogenic
0.71
Sift
Pathogenic
0.0
D;D;D
Sift4G
Pathogenic
0.0010
D;D;D
Polyphen
1.0
D;D;.
Vest4
0.94
MutPred
0.39
Gain of helix (P = 0.027);Gain of helix (P = 0.027);.;
MVP
0.92
MPC
1.4
ClinPred
1.0
D
GERP RS
-5.2
Varity_R
0.96
gMVP
0.90

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs150712346; hg19: chr17-17131206; API