19-48703205-C-T

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP7BA1

The NM_000511.6(FUT2):​c.249C>T​(p.Tyr83=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.458 in 1,612,814 control chromosomes in the GnomAD database, including 180,000 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as confers sensitivity (no stars).

Frequency

Genomes: 𝑓 0.44 ( 15745 hom., cov: 32)
Exomes 𝑓: 0.46 ( 164255 hom. )

Consequence

FUT2
NM_000511.6 synonymous

Scores

2

Clinical Significance

confers sensitivity no assertion criteria provided O:1

Conservation

PhyloP100: -2.90
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 -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP7
Synonymous conserved (PhyloP=-2.9 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.493 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FUT2NM_000511.6 linkuse as main transcriptc.249C>T p.Tyr83= synonymous_variant 2/2 ENST00000425340.3
LOC105447645NR_131188.1 linkuse as main transcriptn.644G>A non_coding_transcript_exon_variant 1/1
FUT2NM_001097638.3 linkuse as main transcriptc.249C>T p.Tyr83= synonymous_variant 2/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FUT2ENST00000425340.3 linkuse as main transcriptc.249C>T p.Tyr83= synonymous_variant 2/21 NM_000511.6 P1
FUT2ENST00000522966.2 linkuse as main transcriptc.249C>T p.Tyr83= synonymous_variant 2/22 P1

Frequencies

GnomAD3 genomes
AF:
0.442
AC:
67017
AN:
151770
Hom.:
15752
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.499
Gnomad AMI
AF:
0.350
Gnomad AMR
AF:
0.369
Gnomad ASJ
AF:
0.444
Gnomad EAS
AF:
0.00369
Gnomad SAS
AF:
0.296
Gnomad FIN
AF:
0.368
Gnomad MID
AF:
0.582
Gnomad NFE
AF:
0.477
Gnomad OTH
AF:
0.459
GnomAD3 exomes
AF:
0.383
AC:
95841
AN:
250036
Hom.:
21390
AF XY:
0.387
AC XY:
52373
AN XY:
135276
show subpopulations
Gnomad AFR exome
AF:
0.499
Gnomad AMR exome
AF:
0.265
Gnomad ASJ exome
AF:
0.452
Gnomad EAS exome
AF:
0.00257
Gnomad SAS exome
AF:
0.314
Gnomad FIN exome
AF:
0.375
Gnomad NFE exome
AF:
0.476
Gnomad OTH exome
AF:
0.431
GnomAD4 exome
AF:
0.460
AC:
671969
AN:
1460928
Hom.:
164255
Cov.:
69
AF XY:
0.455
AC XY:
330703
AN XY:
726712
show subpopulations
Gnomad4 AFR exome
AF:
0.500
Gnomad4 AMR exome
AF:
0.277
Gnomad4 ASJ exome
AF:
0.446
Gnomad4 EAS exome
AF:
0.00166
Gnomad4 SAS exome
AF:
0.320
Gnomad4 FIN exome
AF:
0.376
Gnomad4 NFE exome
AF:
0.497
Gnomad4 OTH exome
AF:
0.463
GnomAD4 genome
AF:
0.441
AC:
67021
AN:
151886
Hom.:
15745
Cov.:
32
AF XY:
0.430
AC XY:
31857
AN XY:
74168
show subpopulations
Gnomad4 AFR
AF:
0.499
Gnomad4 AMR
AF:
0.368
Gnomad4 ASJ
AF:
0.444
Gnomad4 EAS
AF:
0.00370
Gnomad4 SAS
AF:
0.295
Gnomad4 FIN
AF:
0.368
Gnomad4 NFE
AF:
0.477
Gnomad4 OTH
AF:
0.453
Alfa
AF:
0.457
Hom.:
19050
Bravo
AF:
0.445
Asia WGS
AF:
0.142
AC:
491
AN:
3420
EpiCase
AF:
0.479
EpiControl
AF:
0.481

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
BayesDel_noAF
Benign
-0.80
CADD
Benign
0.12
DANN
Benign
0.36

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: rs681343; hg19: chr19-49206462; COSMIC: COSV67179224; API