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GeneBe

19-48703368-C-T

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BP4_StrongBS2

The NM_000511.6(FUT2):c.412C>T(p.Arg138Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00877 in 1,613,062 control chromosomes in the GnomAD database, including 77 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as confers sensitivity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R138H) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0066 ( 6 hom., cov: 32)
Exomes 𝑓: 0.0090 ( 71 hom. )

Consequence

FUT2
NM_000511.6 missense

Scores

2
7
6

Clinical Significance

confers sensitivity no assertion criteria provided O:1

Conservation

PhyloP100: 0.560
Variant links:
Genes affected
FUT2 (HGNC:4013): (fucosyltransferase 2 (H blood group)) This gene is one of two encoding the galactoside 2-L-fucosyltransferase enzyme. The encoded protein is important for the final step in the soluble ABO blood group antigen synthesis pathway. It is also involved in cell-cell interaction, cell surface expression, and cell proliferation. Mutations in this gene are a cause of the H-Bombay blood group where red blood cells lack the H antigen. [provided by RefSeq, May 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.014655948).
BS2
High Homozygotes in GnomAd at 6 BG gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FUT2NM_000511.6 linkuse as main transcriptc.412C>T p.Arg138Cys missense_variant 2/2 ENST00000425340.3
LOC105447645NR_131188.1 linkuse as main transcriptn.481G>A non_coding_transcript_exon_variant 1/1
FUT2NM_001097638.3 linkuse as main transcriptc.412C>T p.Arg138Cys missense_variant 2/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FUT2ENST00000425340.3 linkuse as main transcriptc.412C>T p.Arg138Cys missense_variant 2/21 NM_000511.6 P1
FUT2ENST00000522966.2 linkuse as main transcriptc.412C>T p.Arg138Cys missense_variant 2/22 P1

Frequencies

GnomAD3 genomes
AF:
0.00661
AC:
1005
AN:
152070
Hom.:
6
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00200
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00734
Gnomad ASJ
AF:
0.00951
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000631
Gnomad FIN
AF:
0.00584
Gnomad MID
AF:
0.0127
Gnomad NFE
AF:
0.0102
Gnomad OTH
AF:
0.00766
GnomAD3 exomes
AF:
0.00619
AC:
1549
AN:
250440
Hom.:
5
AF XY:
0.00625
AC XY:
848
AN XY:
135628
show subpopulations
Gnomad AFR exome
AF:
0.00143
Gnomad AMR exome
AF:
0.00492
Gnomad ASJ exome
AF:
0.00725
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.000461
Gnomad FIN exome
AF:
0.00536
Gnomad NFE exome
AF:
0.00984
Gnomad OTH exome
AF:
0.00620
GnomAD4 exome
AF:
0.00899
AC:
13138
AN:
1460876
Hom.:
71
Cov.:
77
AF XY:
0.00862
AC XY:
6264
AN XY:
726698
show subpopulations
Gnomad4 AFR exome
AF:
0.00137
Gnomad4 AMR exome
AF:
0.00517
Gnomad4 ASJ exome
AF:
0.00719
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.000664
Gnomad4 FIN exome
AF:
0.00578
Gnomad4 NFE exome
AF:
0.0107
Gnomad4 OTH exome
AF:
0.00701
GnomAD4 genome
AF:
0.00660
AC:
1004
AN:
152186
Hom.:
6
Cov.:
32
AF XY:
0.00618
AC XY:
460
AN XY:
74390
show subpopulations
Gnomad4 AFR
AF:
0.00200
Gnomad4 AMR
AF:
0.00733
Gnomad4 ASJ
AF:
0.00951
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000632
Gnomad4 FIN
AF:
0.00584
Gnomad4 NFE
AF:
0.0102
Gnomad4 OTH
AF:
0.00758
Alfa
AF:
0.00864
Hom.:
5
Bravo
AF:
0.00644
TwinsUK
AF:
0.00917
AC:
34
ALSPAC
AF:
0.0114
AC:
44
ESP6500AA
AF:
0.00136
AC:
6
ESP6500EA
AF:
0.0104
AC:
89
ExAC
AF:
0.00617
AC:
748
EpiCase
AF:
0.0101
EpiControl
AF:
0.0110

ClinVar

Significance: confers sensitivity
Submissions summary: Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Familial Otitis Media Other:1
confers sensitivity, no assertion criteria providedresearchUniversity of Washington Center for Mendelian Genomics, University of Washington-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Benign
-0.12
T
BayesDel_noAF
Uncertain
0.060
Cadd
Uncertain
24
Dann
Pathogenic
1.0
Eigen
Uncertain
0.53
Eigen_PC
Uncertain
0.42
FATHMM_MKL
Benign
0.66
D
MetaRNN
Benign
0.015
T;T;T
MetaSVM
Pathogenic
0.88
D
MutationTaster
Benign
0.99
D;D
PrimateAI
Benign
0.41
T
PROVEAN
Uncertain
-4.3
D;D;D
REVEL
Uncertain
0.62
Sift
Uncertain
0.0050
D;D;D
Sift4G
Uncertain
0.0060
D;D;D
Polyphen
1.0
.;D;D
Vest4
0.59, 0.85
MVP
0.96
MPC
0.85
ClinPred
0.033
T
GERP RS
4.8
Varity_R
0.44
gMVP
0.49

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: rs1800022; hg19: chr19-49206625; COSMIC: COSV67179913; API