X-78138073-A-G

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_015975.5(TAF9B):ā€‹c.159T>Cā€‹(p.Asp53Asp) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: not found (cov: 23)
Exomes š‘“: 0.000019 ( 0 hom. 12 hem. )
Failed GnomAD Quality Control

Consequence

TAF9B
NM_015975.5 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.72
Variant links:
Genes affected
TAF9B (HGNC:17306): (TATA-box binding protein associated factor 9b) Initiation of transcription by RNA polymerase II requires the activities of more than 70 polypeptides. The protein that coordinates these activities is transcription factor IID (TFIID), which binds to the core promoter to position the polymerase properly, serves as the scaffold for assembly of the remainder of the transcription complex, and acts as a channel for regulatory signals. TFIID is composed of the TATA-binding protein (TBP) and a group of evolutionarily conserved proteins known as TBP-associated factors or TAFs. TAFs may participate in basal transcription, serve as coactivators, function in promoter recognition or modify general transcription factors (GTFs) to facilitate complex assembly and transcription initiation. This gene encodes a protein that is similar to one of the small subunits of TFIID, TBP-associated factor 9, and is also a subunit of TFIID. TAF9 and TAF9b share some functions but also have distinct roles in the transcriptional regulatory process. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.6).
BP6
Variant X-78138073-A-G is Benign according to our data. Variant chrX-78138073-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 2660969.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=2.72 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TAF9BNM_015975.5 linkuse as main transcriptc.159T>C p.Asp53Asp synonymous_variant 3/7 ENST00000341864.6 NP_057059.2 Q9HBM6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TAF9BENST00000341864.6 linkuse as main transcriptc.159T>C p.Asp53Asp synonymous_variant 3/71 NM_015975.5 ENSP00000339917.5 Q9HBM6
TAF9BENST00000480681.1 linkuse as main transcriptn.170T>C non_coding_transcript_exon_variant 3/63

Frequencies

GnomAD3 genomes
Cov.:
23
GnomAD3 exomes
AF:
0.0000114
AC:
2
AN:
175107
Hom.:
0
AF XY:
0.0000329
AC XY:
2
AN XY:
60849
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:
0.0000607
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000126
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.0000193
AC:
21
AN:
1090638
Hom.:
0
Cov.:
29
AF XY:
0.0000335
AC XY:
12
AN XY:
357690
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000191
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000226
Gnomad4 OTH exome
AF:
0.0000219
GnomAD4 genome
Cov.:
23

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 testingCeGaT Center for Human Genetics TuebingenJul 01, 2023TAF9B: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.60
CADD
Benign
11
DANN
Benign
0.66

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: rs782410167; hg19: chrX-77393570; API