chr17-82083522-G-A

Variant summary

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

The NM_004104.5(FASN):​c.5336C>T​(p.Pro1779Leu) variant causes a missense change. The variant allele was found at a frequency of 0.0103 in 1,612,814 control chromosomes in the GnomAD database, including 88 homozygotes. In-silico tool predicts a benign outcome for this variant. 11/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P1779A) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0086 ( 9 hom., cov: 34)
Exomes 𝑓: 0.010 ( 79 hom. )

Consequence

FASN
NM_004104.5 missense

Scores

6
12

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 4.31
Variant links:
Genes affected
FASN (HGNC:3594): (fatty acid synthase) The enzyme encoded by this gene is a multifunctional protein. Its main function is to catalyze the synthesis of palmitate from acetyl-CoA and malonyl-CoA, in the presence of NADPH, into long-chain saturated fatty acids. In some cancer cell lines, this protein has been found to be fused with estrogen receptor-alpha (ER-alpha), in which the N-terminus of FAS is fused in-frame with the C-terminus of ER-alpha. [provided by RefSeq, Jul 2008]

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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 (MetaRNN=0.008900583).
BP6
Variant 17-82083522-G-A is Benign according to our data. Variant chr17-82083522-G-A is described in ClinVar as [Benign]. Clinvar id is 462068.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr17-82083522-G-A is described in Lovd as [Likely_benign]. Variant chr17-82083522-G-A is described in Lovd as [Benign].
BS2
High AC in GnomAd4 at 1314 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FASNNM_004104.5 linkuse as main transcriptc.5336C>T p.Pro1779Leu missense_variant 31/43 ENST00000306749.4
FASNXM_011523538.3 linkuse as main transcriptc.5336C>T p.Pro1779Leu missense_variant 31/43

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FASNENST00000306749.4 linkuse as main transcriptc.5336C>T p.Pro1779Leu missense_variant 31/431 NM_004104.5 P1
FASNENST00000634990.1 linkuse as main transcriptc.5330C>T p.Pro1777Leu missense_variant 31/435

Frequencies

GnomAD3 genomes
AF:
0.00862
AC:
1313
AN:
152262
Hom.:
9
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.00229
Gnomad AMI
AF:
0.00110
Gnomad AMR
AF:
0.00654
Gnomad ASJ
AF:
0.00576
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00165
Gnomad FIN
AF:
0.0228
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.0121
Gnomad OTH
AF:
0.0105
GnomAD3 exomes
AF:
0.00856
AC:
2136
AN:
249424
Hom.:
18
AF XY:
0.00853
AC XY:
1155
AN XY:
135466
show subpopulations
Gnomad AFR exome
AF:
0.00162
Gnomad AMR exome
AF:
0.00547
Gnomad ASJ exome
AF:
0.00652
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00140
Gnomad FIN exome
AF:
0.0196
Gnomad NFE exome
AF:
0.0118
Gnomad OTH exome
AF:
0.0100
GnomAD4 exome
AF:
0.0105
AC:
15309
AN:
1460434
Hom.:
79
Cov.:
37
AF XY:
0.0102
AC XY:
7418
AN XY:
726514
show subpopulations
Gnomad4 AFR exome
AF:
0.00131
Gnomad4 AMR exome
AF:
0.00586
Gnomad4 ASJ exome
AF:
0.00620
Gnomad4 EAS exome
AF:
0.000151
Gnomad4 SAS exome
AF:
0.00155
Gnomad4 FIN exome
AF:
0.0193
Gnomad4 NFE exome
AF:
0.0118
Gnomad4 OTH exome
AF:
0.00853
GnomAD4 genome
AF:
0.00862
AC:
1314
AN:
152380
Hom.:
9
Cov.:
34
AF XY:
0.00876
AC XY:
653
AN XY:
74518
show subpopulations
Gnomad4 AFR
AF:
0.00228
Gnomad4 AMR
AF:
0.00653
Gnomad4 ASJ
AF:
0.00576
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00165
Gnomad4 FIN
AF:
0.0228
Gnomad4 NFE
AF:
0.0121
Gnomad4 OTH
AF:
0.0104
Alfa
AF:
0.00925
Hom.:
8
Bravo
AF:
0.00713
TwinsUK
AF:
0.0129
AC:
48
ALSPAC
AF:
0.0117
AC:
45
ESP6500AA
AF:
0.00159
AC:
7
ESP6500EA
AF:
0.0107
AC:
92
ExAC
AF:
0.00801
AC:
970
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0120
EpiControl
AF:
0.0129

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenAug 01, 2024FASN: BP4, BS1, BS2 -
Epileptic encephalopathy Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpFeb 01, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.59
T
BayesDel_noAF
Benign
-0.60
CADD
Benign
16
DANN
Uncertain
0.97
DEOGEN2
Uncertain
0.45
T;.
Eigen
Benign
-0.46
Eigen_PC
Benign
-0.45
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.91
D;D
MetaRNN
Benign
0.0089
T;T
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
1.4
L;.
MutationTaster
Benign
0.99
N
PrimateAI
Benign
0.36
T
PROVEAN
Uncertain
-3.8
D;.
REVEL
Benign
0.071
Sift
Benign
0.043
D;.
Sift4G
Uncertain
0.048
D;D
Polyphen
0.033
B;.
Vest4
0.15
MVP
0.30
ClinPred
0.036
T
GERP RS
2.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.2
Varity_R
0.090
gMVP
0.76

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: rs2229426; hg19: chr17-80041398; API