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GeneBe

1-147201336-G-A

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_001461.4(FMO5):​c.999C>T​(p.Ser333=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00156 in 1,614,162 control chromosomes in the GnomAD database, including 25 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0051 ( 6 hom., cov: 32)
Exomes 𝑓: 0.0012 ( 19 hom. )

Consequence

FMO5
NM_001461.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.552
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 -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.59).
BP6
Variant 1-147201336-G-A is Benign according to our data. Variant chr1-147201336-G-A is described in ClinVar as [Benign]. Clinvar id is 783294.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.552 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00513 (781/152286) while in subpopulation AFR AF= 0.0166 (692/41562). AF 95% confidence interval is 0.0156. There are 6 homozygotes in gnomad4. There are 394 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 6 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FMO5NM_001461.4 linkuse as main transcriptc.999C>T p.Ser333= synonymous_variant 7/9 ENST00000254090.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FMO5ENST00000254090.9 linkuse as main transcriptc.999C>T p.Ser333= synonymous_variant 7/91 NM_001461.4 P1P49326-1

Frequencies

GnomAD3 genomes
AF:
0.00513
AC:
780
AN:
152168
Hom.:
6
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0167
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.0114
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000882
Gnomad OTH
AF:
0.00430
GnomAD3 exomes
AF:
0.00269
AC:
675
AN:
251258
Hom.:
14
AF XY:
0.00271
AC XY:
368
AN XY:
135810
show subpopulations
Gnomad AFR exome
AF:
0.0177
Gnomad AMR exome
AF:
0.000665
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.0114
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000705
Gnomad OTH exome
AF:
0.000979
GnomAD4 exome
AF:
0.00119
AC:
1733
AN:
1461876
Hom.:
19
Cov.:
32
AF XY:
0.00138
AC XY:
1003
AN XY:
727238
show subpopulations
Gnomad4 AFR exome
AF:
0.0179
Gnomad4 AMR exome
AF:
0.000715
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.0105
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000306
Gnomad4 OTH exome
AF:
0.00238
GnomAD4 genome
AF:
0.00513
AC:
781
AN:
152286
Hom.:
6
Cov.:
32
AF XY:
0.00529
AC XY:
394
AN XY:
74460
show subpopulations
Gnomad4 AFR
AF:
0.0166
Gnomad4 AMR
AF:
0.00131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.0112
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.00426
Alfa
AF:
0.00255
Hom.:
0
Bravo
AF:
0.00553
Asia WGS
AF:
0.00722
AC:
25
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.000178

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeDec 26, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.59
CADD
Benign
4.4
DANN
Benign
0.71
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs147985282; hg19: chr1-146672918; API