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1-147201163-T-C

Variant summary

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

The NM_001461.4(FMO5):ā€‹c.1172A>Gā€‹(p.Gln391Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00467 in 1,610,614 control chromosomes in the GnomAD database, including 55 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.0039 ( 3 hom., cov: 32)
Exomes š‘“: 0.0048 ( 52 hom. )

Consequence

FMO5
NM_001461.4 missense

Scores

17

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 2.09
Variant links:
Genes affected
FMO5 (HGNC:3773): (flavin containing dimethylaniline monoxygenase 5) Metabolic N-oxidation of the diet-derived amino-trimethylamine (TMA) is mediated by flavin-containing monooxygenase and is subject to an inherited FMO3 polymorphism in man resulting in a small subpopulation with reduced TMA N-oxidation capacity resulting in fish odor syndrome Trimethylaminuria. Three forms of the enzyme, FMO1 found in fetal liver, FMO2 found in adult liver, and FMO3 are encoded by genes clustered in the 1q23-q25 region. Flavin-containing monooxygenases are NADPH-dependent flavoenzymes that catalyzes the oxidation of soft nucleophilic heteroatom centers in drugs, pesticides, and xenobiotics. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2009]

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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=0.007174343).
BP6
Variant 1-147201163-T-C is Benign according to our data. Variant chr1-147201163-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 781779.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High Homozygotes in GnomAd4 at 3 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FMO5NM_001461.4 linkuse as main transcriptc.1172A>G p.Gln391Arg missense_variant 7/9 ENST00000254090.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FMO5ENST00000254090.9 linkuse as main transcriptc.1172A>G p.Gln391Arg missense_variant 7/91 NM_001461.4 P1P49326-1

Frequencies

GnomAD3 genomes
AF:
0.00388
AC:
591
AN:
152188
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000796
Gnomad AMI
AF:
0.00329
Gnomad AMR
AF:
0.00203
Gnomad ASJ
AF:
0.0539
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00186
Gnomad FIN
AF:
0.000282
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.00450
Gnomad OTH
AF:
0.00861
GnomAD3 exomes
AF:
0.00464
AC:
1156
AN:
249154
Hom.:
14
AF XY:
0.00487
AC XY:
656
AN XY:
134734
show subpopulations
Gnomad AFR exome
AF:
0.000432
Gnomad AMR exome
AF:
0.00267
Gnomad ASJ exome
AF:
0.0455
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00275
Gnomad FIN exome
AF:
0.000419
Gnomad NFE exome
AF:
0.00420
Gnomad OTH exome
AF:
0.00742
GnomAD4 exome
AF:
0.00475
AC:
6932
AN:
1458308
Hom.:
52
Cov.:
30
AF XY:
0.00481
AC XY:
3489
AN XY:
725528
show subpopulations
Gnomad4 AFR exome
AF:
0.000662
Gnomad4 AMR exome
AF:
0.00285
Gnomad4 ASJ exome
AF:
0.0452
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00312
Gnomad4 FIN exome
AF:
0.000563
Gnomad4 NFE exome
AF:
0.00441
Gnomad4 OTH exome
AF:
0.00658
GnomAD4 genome
AF:
0.00388
AC:
591
AN:
152306
Hom.:
3
Cov.:
32
AF XY:
0.00380
AC XY:
283
AN XY:
74470
show subpopulations
Gnomad4 AFR
AF:
0.000794
Gnomad4 AMR
AF:
0.00203
Gnomad4 ASJ
AF:
0.0539
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00187
Gnomad4 FIN
AF:
0.000282
Gnomad4 NFE
AF:
0.00450
Gnomad4 OTH
AF:
0.00852
Alfa
AF:
0.00586
Hom.:
13
Bravo
AF:
0.00390
TwinsUK
AF:
0.00566
AC:
21
ALSPAC
AF:
0.00415
AC:
16
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.00674
AC:
58
ExAC
AF:
0.00408
AC:
495
Asia WGS
AF:
0.00173
AC:
6
AN:
3478
EpiCase
AF:
0.00513
EpiControl
AF:
0.00539

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMar 01, 2024FMO5: BP4, BS2 -
Benign, criteria provided, single submitterclinical testingInvitaeDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.074
BayesDel_addAF
Benign
-0.55
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
16
DANN
Benign
0.81
Eigen
Benign
-0.57
Eigen_PC
Benign
-0.29
FATHMM_MKL
Benign
0.66
D
M_CAP
Benign
0.0031
T
MetaRNN
Benign
0.0072
T;T;T
MetaSVM
Benign
-0.96
T
MutationAssessor
Benign
-1.4
N;N;N
MutationTaster
Benign
0.98
D;D;D
PrimateAI
Benign
0.47
T
PROVEAN
Benign
2.7
N;.;N
REVEL
Benign
0.088
Sift
Benign
1.0
T;.;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0
.;.;B
Vest4
0.096
MVP
0.081
MPC
0.030
ClinPred
0.0082
T
GERP RS
4.9
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.083
gMVP
0.66

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: rs56134376; hg19: chr1-146672745; COSMIC: COSV105029172; COSMIC: COSV105029172; API