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GeneBe

1-112618990-C-T

Variant summary

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

The NM_017744.5(ST7L):​c.124G>A​(p.Ala42Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00029 in 1,611,474 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00025 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00029 ( 0 hom. )

Consequence

ST7L
NM_017744.5 missense

Scores

1
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.34
Variant links:
Genes affected
ST7L (HGNC:18441): (suppression of tumorigenicity 7 like) This gene was identified by its similarity to the ST7 tumor suppressor gene found in the chromosome 7q31 region. This gene is clustered in a tail-to-tail manner with the WNT2B gene in a chromosomal region known to be deleted and rearranged in a variety of cancers. Several transcript variants encoding many different isoforms have been described, but some have not been fully characterized. [provided by RefSeq, Feb 2011]

Genome browser will be placed here

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=0.032753736).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ST7LNM_017744.5 linkuse as main transcriptc.124G>A p.Ala42Thr missense_variant 1/15 ENST00000358039.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ST7LENST00000358039.9 linkuse as main transcriptc.124G>A p.Ala42Thr missense_variant 1/151 NM_017744.5 Q8TDW4-1

Frequencies

GnomAD3 genomes
AF:
0.000250
AC:
38
AN:
152208
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.000544
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000182
AC:
44
AN:
241366
Hom.:
0
AF XY:
0.000167
AC XY:
22
AN XY:
131508
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000294
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000388
Gnomad OTH exome
AF:
0.000170
GnomAD4 exome
AF:
0.000294
AC:
429
AN:
1459266
Hom.:
0
Cov.:
31
AF XY:
0.000274
AC XY:
199
AN XY:
725832
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000225
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.0000377
Gnomad4 NFE exome
AF:
0.000372
Gnomad4 OTH exome
AF:
0.000199
GnomAD4 genome
AF:
0.000250
AC:
38
AN:
152208
Hom.:
0
Cov.:
33
AF XY:
0.000188
AC XY:
14
AN XY:
74366
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.000544
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000395
Hom.:
0
Bravo
AF:
0.000230
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.000165
AC:
20

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 06, 2023The c.124G>A (p.A42T) alteration is located in exon 1 (coding exon 1) of the ST7L gene. This alteration results from a G to A substitution at nucleotide position 124, causing the alanine (A) at amino acid position 42 to be replaced by a threonine (T). 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
0.080
BayesDel_addAF
Benign
-0.42
T
BayesDel_noAF
Benign
-0.52
CADD
Benign
16
DANN
Uncertain
0.98
Eigen
Benign
-0.70
Eigen_PC
Benign
-0.54
FATHMM_MKL
Benign
0.34
N
LIST_S2
Benign
0.78
T;T;T;T;T
M_CAP
Benign
0.0037
T
MetaRNN
Benign
0.033
T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N;N;N;N;N
MutationTaster
Benign
1.0
N;N;N;N;N;N;N;N
PrimateAI
Benign
0.46
T
PROVEAN
Benign
0.15
N;N;N;N;N
REVEL
Benign
0.036
Sift
Benign
0.65
T;T;T;T;T
Sift4G
Benign
1.0
T;T;T;T;T
Polyphen
0.0040
B;B;B;B;B
Vest4
0.30
MVP
0.16
MPC
0.079
ClinPred
0.054
T
GERP RS
1.9
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0
Varity_R
0.024
gMVP
0.30

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.10
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: rs375549110; hg19: chr1-113161612; API