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GeneBe

19-48750260-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001384359.1(FUT1):c.1022C>T(p.Pro341Leu) variant causes a missense change. The variant allele was found at a frequency of 0.000392 in 1,614,048 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00022 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00041 ( 0 hom. )

Consequence

FUT1
NM_001384359.1 missense

Scores

2
8
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.81
Variant links:
Genes affected
FUT1 (HGNC:4012): (fucosyltransferase 1 (H blood group)) This gene encodes a Golgi stack membrane protein that is involved in the creation of a precursor of the H antigen, which is required for the final step in the synthesis of soluble A and B antigens. This is one of two genes encoding the galactoside 2-L-fucosyltransferase enzyme. Mutations in this gene are a cause of the H-Bombay blood group. [provided by RefSeq, Aug 2016]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FUT1NM_001384359.1 linkuse as main transcriptc.1022C>T p.Pro341Leu missense_variant 2/2 ENST00000645652.2
FUT1NM_000148.4 linkuse as main transcriptc.1022C>T p.Pro341Leu missense_variant 4/4
FUT1NM_001329877.1 linkuse as main transcriptc.1022C>T p.Pro341Leu missense_variant 5/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FUT1ENST00000645652.2 linkuse as main transcriptc.1022C>T p.Pro341Leu missense_variant 2/2 NM_001384359.1 P1

Frequencies

GnomAD3 genomes
AF:
0.000217
AC:
33
AN:
152202
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000965
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000412
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000331
AC:
83
AN:
250668
Hom.:
0
AF XY:
0.000354
AC XY:
48
AN XY:
135628
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000579
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000545
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.0000926
Gnomad NFE exome
AF:
0.000636
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000410
AC:
599
AN:
1461728
Hom.:
0
Cov.:
32
AF XY:
0.000403
AC XY:
293
AN XY:
727160
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.000174
Gnomad4 FIN exome
AF:
0.000112
Gnomad4 NFE exome
AF:
0.000490
Gnomad4 OTH exome
AF:
0.000497
GnomAD4 genome
AF:
0.000217
AC:
33
AN:
152320
Hom.:
0
Cov.:
33
AF XY:
0.000175
AC XY:
13
AN XY:
74488
show subpopulations
Gnomad4 AFR
AF:
0.0000962
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000412
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000445
Hom.:
0
Bravo
AF:
0.000261
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000465
AC:
4
ExAC
AF:
0.000461
AC:
56
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.000327
EpiControl
AF:
0.000297

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 15, 2021The c.1022C>T (p.P341L) alteration is located in exon 4 (coding exon 1) of the FUT1 gene. This alteration results from a C to T substitution at nucleotide position 1022, causing the proline (P) at amino acid position 341 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.28
BayesDel_addAF
Benign
0.0090
T
BayesDel_noAF
Pathogenic
0.14
Cadd
Pathogenic
26
Dann
Uncertain
1.0
DEOGEN2
Benign
0.17
T;T
Eigen
Uncertain
0.52
Eigen_PC
Uncertain
0.38
FATHMM_MKL
Uncertain
0.78
D
M_CAP
Uncertain
0.19
D
MetaRNN
Uncertain
0.49
T;T
MetaSVM
Uncertain
0.52
D
MutationAssessor
Pathogenic
3.2
M;M
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.49
T
Polyphen
1.0
D;D
Vest4
0.43
MVP
0.99
MPC
1.3
ClinPred
0.43
T
GERP RS
4.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.23
gMVP
0.61

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: rs146216905; hg19: chr19-49253517; COSMIC: COSV100038070; COSMIC: COSV100038070; API