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GeneBe

16-28606173-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_001055.4(SULT1A1):c.658G>A(p.Val220Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000481 in 151,658 control chromosomes in the GnomAD database, including 1 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00048 ( 1 hom., cov: 35)
Exomes 𝑓: 0.00040 ( 28 hom. )
Failed GnomAD Quality Control

Consequence

SULT1A1
NM_001055.4 missense

Scores

17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.425
Variant links:
Genes affected
SULT1A1 (HGNC:11453): (sulfotransferase family 1A member 1) Sulfotransferase enzymes catalyze the sulfate conjugation of many hormones, neurotransmitters, drugs, and xenobiotic compounds. These cytosolic enzymes are different in their tissue distributions and substrate specificities. The gene structure (number and length of exons) is similar among family members. This gene encodes one of two phenol sulfotransferases with thermostable enzyme activity. Multiple alternatively spliced variants that encode two isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.13640285).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SULT1A1NM_001055.4 linkuse as main transcriptc.658G>A p.Val220Met missense_variant 7/8 ENST00000314752.12

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SULT1A1ENST00000314752.12 linkuse as main transcriptc.658G>A p.Val220Met missense_variant 7/81 NM_001055.4 P1P50225-1
SULT1A1ENST00000569554.5 linkuse as main transcriptc.658G>A p.Val220Met missense_variant 6/71 P1P50225-1
SULT1A1ENST00000566189.5 linkuse as main transcriptc.658G>A p.Val220Met missense_variant 7/85
SULT1A1ENST00000567512.1 linkuse as main transcript downstream_gene_variant 3

Frequencies

GnomAD3 genomes
AF:
0.000475
AC:
72
AN:
151540
Hom.:
1
Cov.:
35
show subpopulations
Gnomad AFR
AF:
0.000121
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000132
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000948
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000945
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000267
AC:
66
AN:
247524
Hom.:
1
AF XY:
0.000232
AC XY:
31
AN XY:
133906
show subpopulations
Gnomad AFR exome
AF:
0.000124
Gnomad AMR exome
AF:
0.0000295
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000328
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000549
Gnomad OTH exome
AF:
0.000165
GnomAD4 exome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.000400
AC:
584
AN:
1459778
Hom.:
28
Cov.:
83
AF XY:
0.000376
AC XY:
273
AN XY:
726244
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000502
Gnomad4 OTH exome
AF:
0.000348
GnomAD4 genome
AF:
0.000481
AC:
73
AN:
151658
Hom.:
1
Cov.:
35
AF XY:
0.000432
AC XY:
32
AN XY:
74076
show subpopulations
Gnomad4 AFR
AF:
0.000120
Gnomad4 AMR
AF:
0.000132
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000948
Gnomad4 NFE
AF:
0.000945
Gnomad4 OTH
AF:
0.000479
Alfa
AF:
0.000430
Hom.:
0
ExAC
AF:
0.000412
AC:
50

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 GeneticsMay 18, 2022The c.658G>A (p.V220M) alteration is located in exon 7 (coding exon 6) of the SULT1A1 gene. This alteration results from a G to A substitution at nucleotide position 658, causing the valine (V) at amino acid position 220 to be replaced by a methionine (M). 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
0.12
BayesDel_addAF
Benign
-0.35
T
BayesDel_noAF
Benign
-0.28
Cadd
Benign
1.7
Dann
Benign
0.95
DEOGEN2
Benign
0.31
T;.;T;T;T;.
Eigen
Benign
-0.76
Eigen_PC
Benign
-0.94
FATHMM_MKL
Benign
0.010
N
M_CAP
Benign
0.031
D
MetaRNN
Benign
0.14
T;T;T;T;T;T
MetaSVM
Benign
-0.73
T
MutationAssessor
Benign
1.5
L;.;L;L;L;.
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Benign
0.40
T
PROVEAN
Benign
-0.48
N;N;N;N;N;N
Sift
Benign
0.064
T;T;T;T;T;T
Sift4G
Benign
0.088
T;T;T;T;T;.
Polyphen
0.10
B;D;B;B;B;.
Vest4
0.15
MVP
0.84
MPC
1.7
ClinPred
0.033
T
GERP RS
-1.4
Varity_R
0.12
gMVP
0.34

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
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: rs199630120; hg19: chr16-28617494; COSMIC: COSV105120033; COSMIC: COSV105120033; API