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GeneBe

1-179341185-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_003101.6(SOAT1):c.655C>T(p.Arg219Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000133 in 1,613,882 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00014 ( 0 hom. )

Consequence

SOAT1
NM_003101.6 missense

Scores

17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.0100
Variant links:
Genes affected
SOAT1 (HGNC:11177): (sterol O-acyltransferase 1) The protein encoded by this gene belongs to the acyltransferase family. It is located in the endoplasmic reticulum, and catalyzes the formation of fatty acid-cholesterol esters. This gene has been implicated in the formation of beta-amyloid and atherosclerotic plaques by controlling the equilibrium between free cholesterol and cytoplasmic cholesteryl esters. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Nov 2011]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.027848631).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SOAT1NM_003101.6 linkuse as main transcriptc.655C>T p.Arg219Cys missense_variant 7/16 ENST00000367619.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SOAT1ENST00000367619.8 linkuse as main transcriptc.655C>T p.Arg219Cys missense_variant 7/161 NM_003101.6 P1P35610-1
SOAT1ENST00000540564.5 linkuse as main transcriptc.481C>T p.Arg161Cys missense_variant 6/151 P35610-2
SOAT1ENST00000539888.5 linkuse as main transcriptc.460C>T p.Arg154Cys missense_variant 6/152 P35610-3
SOAT1ENST00000426956.1 linkuse as main transcriptc.655C>T p.Arg219Cys missense_variant 7/73

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152050
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000915
AC:
23
AN:
251348
Hom.:
0
AF XY:
0.0000957
AC XY:
13
AN XY:
135838
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.000992
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000880
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.000144
AC:
210
AN:
1461832
Hom.:
0
Cov.:
32
AF XY:
0.000139
AC XY:
101
AN XY:
727220
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.000804
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000154
Gnomad4 OTH exome
AF:
0.000132
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152050
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74264
show subpopulations
Gnomad4 AFR
AF:
0.0000242
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.000288
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000165
Hom.:
0
Bravo
AF:
0.0000567
ExAC
AF:
0.0000659
AC:
8
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000119

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 GeneticsJan 07, 2022The c.655C>T (p.R219C) alteration is located in exon 7 (coding exon 6) of the SOAT1 gene. This alteration results from a C to T substitution at nucleotide position 655, causing the arginine (R) at amino acid position 219 to be replaced by a cysteine (C). 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
0.072
BayesDel_addAF
Benign
-0.30
T
BayesDel_noAF
Benign
-0.48
Cadd
Benign
14
Dann
Benign
0.89
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.085
N
LIST_S2
Benign
0.50
T;T;T;T
M_CAP
Benign
0.039
D
MetaRNN
Benign
0.028
T;T;T;T
MetaSVM
Benign
-0.88
T
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.21
T
PROVEAN
Benign
-0.62
N;N;N;N
REVEL
Benign
0.084
Sift
Benign
0.17
T;T;T;T
Sift4G
Benign
0.18
T;T;T;T
Polyphen
0.0040
.;.;B;.
Vest4
0.053
MVP
0.35
MPC
0.23
ClinPred
0.031
T
GERP RS
-0.66
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.12
gMVP
0.36

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.14
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: rs200854667; hg19: chr1-179310320; COSMIC: COSV62656687; API