X-74421523-AGGCAGC-A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP6_Very_StrongBS1BS2

The NM_006517.5(SLC16A2):​c.-102_-97del variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000233 in 984,303 control chromosomes in the GnomAD database, including 1 homozygotes. There are 61 hemizygotes in GnomAD. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00013 ( 0 hom., 3 hem., cov: 22)
Exomes 𝑓: 0.00025 ( 1 hom. 58 hem. )

Consequence

SLC16A2
NM_006517.5 5_prime_UTR

Scores

Not classified

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.94
Variant links:
Genes affected
SLC16A2 (HGNC:10923): (solute carrier family 16 member 2) This gene encodes an integral membrane protein that functions as a transporter of thyroid hormone. The encoded protein facilitates the cellular importation of thyroxine (T4), triiodothyronine (T3), reverse triiodothyronine (rT3) and diidothyronine (T2). This gene is expressed in many tissues and likely plays an important role in the development of the central nervous system. Loss of function mutations in this gene are associated with psychomotor retardation in males while females exhibit no neurological defects and more moderate thyroid-deficient phenotypes. This gene is subject to X-chromosome inactivation. Mutations in this gene are the cause of Allan-Herndon-Dudley syndrome. [provided by RefSeq, Mar 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP6
Variant X-74421523-AGGCAGC-A is Benign according to our data. Variant chrX-74421523-AGGCAGC-A is described in ClinVar as [Likely_benign]. Clinvar id is 193344.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population nfe. gnomad4_exome allele frequency = 0.000245 (214/873103) while in subpopulation NFE AF= 0.000231 (151/653781). AF 95% confidence interval is 0.000201. There are 1 homozygotes in gnomad4_exome. There are 58 alleles in male gnomad4_exome subpopulation. This position pass quality control queck.
BS2
High Hemizygotes in GnomAd4 at 3 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC16A2NM_006517.5 linkuse as main transcriptc.-102_-97del 5_prime_UTR_variant 1/6 ENST00000587091.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC16A2ENST00000587091.6 linkuse as main transcriptc.-102_-97del 5_prime_UTR_variant 1/61 NM_006517.5 P1

Frequencies

GnomAD3 genomes
AF:
0.000135
AC:
15
AN:
111200
Hom.:
0
Cov.:
22
AF XY:
0.0000896
AC XY:
3
AN XY:
33464
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000939
Gnomad ASJ
AF:
0.00190
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000170
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000278
AC:
33
AN:
118869
Hom.:
0
AF XY:
0.000184
AC XY:
7
AN XY:
38041
show subpopulations
Gnomad AFR exome
AF:
0.000132
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00302
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000234
Gnomad OTH exome
AF:
0.000591
GnomAD4 exome
AF:
0.000245
AC:
214
AN:
873103
Hom.:
1
AF XY:
0.000238
AC XY:
58
AN XY:
243865
show subpopulations
Gnomad4 AFR exome
AF:
0.0000460
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00296
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000214
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000231
Gnomad4 OTH exome
AF:
0.000233
GnomAD4 genome
AF:
0.000135
AC:
15
AN:
111200
Hom.:
0
Cov.:
22
AF XY:
0.0000896
AC XY:
3
AN XY:
33464
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000939
Gnomad4 ASJ
AF:
0.00190
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000170
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000482
Hom.:
2
Bravo
AF:
0.000189

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Aug 04, 2014- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxJun 28, 2017This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs760787234; hg19: chrX-73641358; API