Genetic Variant GTF2F1:p.Ala392Thr (chr19-6380961-C-T) – ACMG Classification: Benign (-10 pts)

Variant summary

Our verdict is Benign. The variant received -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_002096.3(GTF2F1):c.1174G>A(p.Ala392Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00002 in 1,597,814 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000059 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

GTF2F1
NM_002096.3 missense

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.77

Publications

1 publications found

Variant links:

Genes affected

GTF2F1 (HGNC:4652): (general transcription factor IIF subunit 1) Enables several functions, including RNA polymerase II general transcription initiation factor activity; phosphatase activator activity; and promoter-specific chromatin binding activity. Involved in several processes, including positive regulation of transcription by RNA polymerase II; response to virus; and transcription initiation from RNA polymerase II promoter. Located in cell junction and nucleoplasm. Part of transcription factor TFIID complex. [provided by Alliance of Genome Resources, Apr 2022]

GTF2F1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -10 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.039378136).

BP6

Variant 19-6380961-C-T is Benign according to our data. Variant chr19-6380961-C-T is described in ClinVar as Likely_benign. ClinVar VariationId is 3283050.Status of the report is criteria_provided_single_submitter, 1 stars.

BS2

High AC in GnomAd4 at 9 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_002096.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	GTF2F1	NM_002096.3	MANE Select	c.1174G>A	p.Ala392Thr	missense	Exon 11 of 13	NP_002087.2	P35269

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
GTF2F1	ENST00000394456.10	TSL:1 MANE Select	c.1174G>A	p.Ala392Thr	missense	Exon 11 of 13	ENSP00000377969.3	P35269
GTF2F1	ENST00000869875.1		c.1171G>A	p.Ala391Thr	missense	Exon 11 of 13	ENSP00000539934.1
GTF2F1	ENST00000933129.1		c.1168G>A	p.Ala390Thr	missense	Exon 11 of 13	ENSP00000603188.1

Frequencies

GnomAD3 genomes

AF:

0.0000591

AC:

AN:

152184

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000193

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000135

AC:

AN:

222482

AF XY:

0.0000165

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.0000310

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000205

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000159

AC:

AN:

1445630

Hom.:

Cov.:

AF XY:

0.0000139

AC XY:

AN XY:

717806

show subpopulations

African (AFR)

AF:

0.000120

AC:

AN:

33228

American (AMR)

AF:

0.0000233

AC:

AN:

42848

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25762

East Asian (EAS)

AF:

0.00

AC:

AN:

39226

South Asian (SAS)

AF:

0.0000119

AC:

AN:

84172

European-Finnish (FIN)

AF:

0.00

AC:

AN:

51198

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5180

European-Non Finnish (NFE)

AF:

0.0000145

AC:

AN:

1104374

Other (OTH)

AF:

0.0000168

AC:

AN:

59642

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.482

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000591

AC:

AN:

152184

Hom.:

Cov.:

AF XY:

0.0000538

AC XY:

AN XY:

74342

show subpopulations

African (AFR)

AF:

0.000193

AC:

AN:

41440

American (AMR)

AF:

0.00

AC:

AN:

15282

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5192

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10624

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68028

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0000712

Hom.:

Bravo

AF:

0.0000831

ExAC

AF:

0.0000165

AC:

Asia WGS

AF:

0.000577

AC:

AN:

3478

ClinVar

ClinVar submissions

Significance:Likely benign

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.058

BayesDel_addAF

Benign

-0.36

BayesDel_noAF

Benign

-0.76

CADD

Benign

0.011

(source)

DANN

Benign

0.82

DEOGEN2

Benign

0.053

Eigen

Benign

-1.7

Eigen_PC

Benign

-1.8

FATHMM_MKL

Benign

0.028

LIST_S2

Benign

0.60

M_CAP

Benign

0.0082

MetaRNN

Benign

0.039

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.20

PhyloP100

-1.8

PrimateAI

Benign

0.40

PROVEAN

Benign

0.51

REVEL

Benign

0.0080

Sift

Benign

0.51

Sift4G

Benign

0.58

Polyphen

0.0

Vest4

0.090

MVP

0.33

MPC

0.24

ClinPred

0.033

GERP RS

-6.3

Varity_R

0.011

gMVP

0.12

Mutation Taster

=95/5

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over