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GeneBe

rs45557233

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_004104.5(FASN):c.4999C>T(p.Pro1667Ser) variant causes a missense change. The variant allele was found at a frequency of 0.00375 in 1,553,648 control chromosomes in the GnomAD database, including 326 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Synonymous variant affecting the same amino acid position (i.e. P1667P) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0056 ( 59 hom., cov: 34)
Exomes 𝑓: 0.0035 ( 267 hom. )

Consequence

FASN
NM_004104.5 missense

Scores

2
16

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 3.98
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 -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0039016604).
BP6
Variant 17-82084074-G-A is Benign according to our data. Variant chr17-82084074-G-A is described in ClinVar as [Benign]. Clinvar id is 462063.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr17-82084074-G-A is described in Lovd as [Likely_benign].
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.127 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FASNNM_004104.5 linkuse as main transcriptc.4999C>T p.Pro1667Ser missense_variant 29/43 ENST00000306749.4
FASNXM_011523538.3 linkuse as main transcriptc.4999C>T p.Pro1667Ser missense_variant 29/43

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FASNENST00000306749.4 linkuse as main transcriptc.4999C>T p.Pro1667Ser missense_variant 29/431 NM_004104.5 P1
FASNENST00000634990.1 linkuse as main transcriptc.4993C>T p.Pro1665Ser missense_variant 29/435

Frequencies

GnomAD3 genomes
AF:
0.00558
AC:
850
AN:
152214
Hom.:
59
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.00162
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000785
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.135
Gnomad SAS
AF:
0.0108
Gnomad FIN
AF:
0.0000941
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000882
Gnomad OTH
AF:
0.00526
GnomAD3 exomes
AF:
0.0124
AC:
1881
AN:
151084
Hom.:
125
AF XY:
0.0120
AC XY:
977
AN XY:
81610
show subpopulations
Gnomad AFR exome
AF:
0.00152
Gnomad AMR exome
AF:
0.000558
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.154
Gnomad SAS exome
AF:
0.00505
Gnomad FIN exome
AF:
0.0000735
Gnomad NFE exome
AF:
0.0000694
Gnomad OTH exome
AF:
0.00691
GnomAD4 exome
AF:
0.00355
AC:
4970
AN:
1401316
Hom.:
267
Cov.:
42
AF XY:
0.00366
AC XY:
2536
AN XY:
691978
show subpopulations
Gnomad4 AFR exome
AF:
0.000849
Gnomad4 AMR exome
AF:
0.000414
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.103
Gnomad4 SAS exome
AF:
0.00656
Gnomad4 FIN exome
AF:
0.000218
Gnomad4 NFE exome
AF:
0.0000517
Gnomad4 OTH exome
AF:
0.0107
GnomAD4 genome
AF:
0.00559
AC:
851
AN:
152332
Hom.:
59
Cov.:
34
AF XY:
0.00626
AC XY:
466
AN XY:
74486
show subpopulations
Gnomad4 AFR
AF:
0.00161
Gnomad4 AMR
AF:
0.000784
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.135
Gnomad4 SAS
AF:
0.0106
Gnomad4 FIN
AF:
0.0000941
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.00615
Alfa
AF:
0.000825
Hom.:
6
Bravo
AF:
0.00671
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.00191
AC:
8
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00570
AC:
635
Asia WGS
AF:
0.0630
AC:
219
AN:
3478

ClinVar

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

Submissions by phenotype

Epileptic encephalopathy Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 28, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Benign
-0.69
T
BayesDel_noAF
Benign
-0.62
Cadd
Benign
16
Dann
Benign
0.75
DEOGEN2
Benign
0.34
T;.
Eigen
Benign
-0.59
Eigen_PC
Benign
-0.60
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.95
D;D
MetaRNN
Benign
0.0039
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.2
L;.
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.29
T
PROVEAN
Benign
-0.69
N;.
REVEL
Benign
0.064
Sift
Benign
0.46
T;.
Sift4G
Benign
0.50
T;T
Polyphen
0.081
B;.
Vest4
0.28
ClinPred
0.0043
T
GERP RS
2.4
RBP_binding_hub_radar
0.92
RBP_regulation_power_radar
2.0
Varity_R
0.11
gMVP
0.56

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: rs45557233; hg19: chr17-80041950; COSMIC: COSV100148584; COSMIC: COSV100148584; API