chrX-71118708-A-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_005120.3(MED12):​c.-47A>T variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000907 in 1,135,790 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 36 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00010 ( 0 hom., 2 hem., cov: 20)
Exomes 𝑓: 0.000089 ( 0 hom. 34 hem. )

Consequence

MED12
NM_005120.3 5_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.25
Variant links:
Genes affected
MED12 (HGNC:11957): (mediator complex subunit 12) The initiation of transcription is controlled in part by a large protein assembly known as the preinitiation complex. A component of this preinitiation complex is a 1.2 MDa protein aggregate called Mediator. This Mediator component binds with a CDK8 subcomplex which contains the protein encoded by this gene, mediator complex subunit 12 (MED12), along with MED13, CDK8 kinase, and cyclin C. The CDK8 subcomplex modulates Mediator-polymerase II interactions and thereby regulates transcription initiation and reinitation rates. The MED12 protein is essential for activating CDK8 kinase. Defects in this gene cause X-linked Opitz-Kaveggia syndrome, also known as FG syndrome, and Lujan-Fryns syndrome. [provided by RefSeq, Aug 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP6
Variant X-71118708-A-T is Benign according to our data. Variant chrX-71118708-A-T is described in ClinVar as [Likely_benign]. Clinvar id is 384798.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 2 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MED12NM_005120.3 linkuse as main transcriptc.-47A>T 5_prime_UTR_variant 1/45 ENST00000374080.8 NP_005111.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MED12ENST00000374080.8 linkuse as main transcriptc.-47A>T 5_prime_UTR_variant 1/451 NM_005120.3 ENSP00000363193 P4Q93074-1

Frequencies

GnomAD3 genomes
AF:
0.000103
AC:
11
AN:
106941
Hom.:
0
Cov.:
20
AF XY:
0.0000658
AC XY:
2
AN XY:
30409
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000198
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:
0.000175
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000140
AC:
19
AN:
135357
Hom.:
0
AF XY:
0.000213
AC XY:
9
AN XY:
42311
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
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:
0.000341
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000894
AC:
92
AN:
1028849
Hom.:
0
Cov.:
23
AF XY:
0.000109
AC XY:
34
AN XY:
312445
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000314
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000106
Gnomad4 OTH exome
AF:
0.000138
GnomAD4 genome
AF:
0.000103
AC:
11
AN:
106941
Hom.:
0
Cov.:
20
AF XY:
0.0000658
AC XY:
2
AN XY:
30409
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000198
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000175
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000174
Hom.:
1
Bravo
AF:
0.000144

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxFeb 13, 2018This 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
BayesDel_noAF
Benign
-0.79
CADD
Benign
1.7
DANN
Benign
0.71
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

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: rs767078113; hg19: chrX-70338558; API