rs146793642

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP6_ModerateBS1BS2

The NM_004830.4(MED23):​c.495+15_495+16insT variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00244 in 1,569,622 control chromosomes in the GnomAD database, including 79 homozygotes. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.013 ( 40 hom., cov: 32)
Exomes 𝑓: 0.0013 ( 39 hom. )

Consequence

MED23
NM_004830.4 intron

Scores

Not classified

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.403
Variant links:
Genes affected
MED23 (HGNC:2372): (mediator complex subunit 23) The activation of gene transcription is a multistep process that is triggered by factors that recognize transcriptional enhancer sites in DNA. These factors work with co-activators to direct transcriptional initiation by the RNA polymerase II apparatus. The protein encoded by this gene is a subunit of the CRSP (cofactor required for SP1 activation) complex, which, along with TFIID, is required for efficient activation by SP1. This protein is also a component of other multisubunit complexes e.g. thyroid hormone receptor-(TR-) associated proteins which interact with TR and facilitate TR function on DNA templates in conjunction with initiation factors and cofactors. This protein also acts as a metastasis suppressor. Several alternatively spliced transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Jul 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP6
Variant 6-131621865-G-GA is Benign according to our data. Variant chr6-131621865-G-GA is described in ClinVar as [Likely_benign]. Clinvar id is 445425.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0131 (1986/152184) while in subpopulation AFR AF= 0.0427 (1775/41522). AF 95% confidence interval is 0.0411. There are 40 homozygotes in gnomad4. There are 906 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 40 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MED23NM_004830.4 linkuse as main transcriptc.495+15_495+16insT intron_variant ENST00000368068.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MED23ENST00000368068.8 linkuse as main transcriptc.495+15_495+16insT intron_variant 1 NM_004830.4 P1Q9ULK4-1

Frequencies

GnomAD3 genomes
AF:
0.0131
AC:
1987
AN:
152068
Hom.:
40
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0429
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0110
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:
0.000162
Gnomad OTH
AF:
0.0153
GnomAD3 exomes
AF:
0.00331
AC:
790
AN:
238662
Hom.:
17
AF XY:
0.00238
AC XY:
307
AN XY:
129212
show subpopulations
Gnomad AFR exome
AF:
0.0444
Gnomad AMR exome
AF:
0.00220
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:
0.000127
Gnomad OTH exome
AF:
0.00228
GnomAD4 exome
AF:
0.00130
AC:
1841
AN:
1417438
Hom.:
39
Cov.:
25
AF XY:
0.00111
AC XY:
782
AN XY:
705902
show subpopulations
Gnomad4 AFR exome
AF:
0.0454
Gnomad4 AMR exome
AF:
0.00356
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000366
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000509
Gnomad4 OTH exome
AF:
0.00296
GnomAD4 genome
AF:
0.0131
AC:
1986
AN:
152184
Hom.:
40
Cov.:
32
AF XY:
0.0122
AC XY:
906
AN XY:
74404
show subpopulations
Gnomad4 AFR
AF:
0.0427
Gnomad4 AMR
AF:
0.0110
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000162
Gnomad4 OTH
AF:
0.0151
Alfa
AF:
0.00521
Hom.:
3
Bravo
AF:
0.0156
Asia WGS
AF:
0.00231
AC:
8
AN:
3476

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCenter for Pediatric Genomic Medicine, Children's Mercy Hospital and ClinicsMay 15, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

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: rs146793642; hg19: chr6-131943005; API