X-78131628-A-G

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP6_ModerateBS2

The NM_015975.5(TAF9B):ā€‹c.738T>Cā€‹(p.Asp246Asp) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00073 in 1,208,988 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 295 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: š‘“ 0.00037 ( 0 hom., 12 hem., cov: 23)
Exomes š‘“: 0.00077 ( 0 hom. 283 hem. )

Consequence

TAF9B
NM_015975.5 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.148
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 -6 ACMG points.

BP6
Variant X-78131628-A-G is Benign according to our data. Variant chrX-78131628-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 2660968.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 12 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TAF9BNM_015975.5 linkuse as main transcriptc.738T>C p.Asp246Asp synonymous_variant 7/7 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.738T>C p.Asp246Asp synonymous_variant 7/71 NM_015975.5 ENSP00000339917.5 Q9HBM6

Frequencies

GnomAD3 genomes
AF:
0.000365
AC:
41
AN:
112219
Hom.:
0
Cov.:
23
AF XY:
0.000349
AC XY:
12
AN XY:
34395
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00109
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00418
Gnomad NFE
AF:
0.000695
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000379
AC:
69
AN:
182004
Hom.:
0
AF XY:
0.000361
AC XY:
24
AN XY:
66498
show subpopulations
Gnomad AFR exome
AF:
0.0000763
Gnomad AMR exome
AF:
0.000111
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000481
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000675
Gnomad OTH exome
AF:
0.000223
GnomAD4 exome
AF:
0.000768
AC:
842
AN:
1096714
Hom.:
0
Cov.:
29
AF XY:
0.000781
AC XY:
283
AN XY:
362232
show subpopulations
Gnomad4 AFR exome
AF:
0.0000758
Gnomad4 AMR exome
AF:
0.000143
Gnomad4 ASJ exome
AF:
0.0000517
Gnomad4 EAS exome
AF:
0.0000663
Gnomad4 SAS exome
AF:
0.000259
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000950
Gnomad4 OTH exome
AF:
0.000369
GnomAD4 genome
AF:
0.000365
AC:
41
AN:
112274
Hom.:
0
Cov.:
23
AF XY:
0.000348
AC XY:
12
AN XY:
34460
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00109
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000695
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000691
Hom.:
7
Bravo
AF:
0.000404

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 TuebingenMar 01, 2023TAF9B: BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.64
CADD
Benign
11
DANN
Benign
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.33
Details are displayed if max score is > 0.2
DS_DG_spliceai
0.33
Position offset: -14

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: rs139539471; hg19: chrX-77387125; API