chr14-28767417-G-GCAC

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP6_Very_StrongBS2

The NM_005249.5(FOXG1):​c.159_161dupCCA​(p.His54dup) variant causes a disruptive inframe insertion change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000621 in 1,385,662 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00010 ( 0 hom., cov: 30)
Exomes 𝑓: 0.000057 ( 0 hom. )

Consequence

FOXG1
NM_005249.5 disruptive_inframe_insertion

Scores

Not classified

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:5

Conservation

PhyloP100: 0.512
Variant links:
Genes affected
FOXG1 (HGNC:3811): (forkhead box G1) This locus encodes a member of the fork-head transcription factor family. The encoded protein, which functions as a transcriptional repressor, is highly expressed in neural tissues during brain development. Mutations at this locus have been associated with Rett syndrome and a diverse spectrum of neurodevelopmental disorders defined as part of the FOXG1 syndrome. This gene is disregulated in many types of cancer and is the target of multiple microRNAs that regulate the proliferation of tumor cells. [provided by RefSeq, Jul 2020]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP6
Variant 14-28767417-G-GCAC is Benign according to our data. Variant chr14-28767417-G-GCAC is described in ClinVar as [Likely_benign]. Clinvar id is 189606.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 15 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FOXG1NM_005249.5 linkuse as main transcriptc.159_161dupCCA p.His54dup disruptive_inframe_insertion 1/1 ENST00000313071.7 NP_005240.3 P55316

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FOXG1ENST00000313071.7 linkuse as main transcriptc.159_161dupCCA p.His54dup disruptive_inframe_insertion 1/16 NM_005249.5 ENSP00000339004.3 P55316
FOXG1ENST00000706482.1 linkuse as main transcriptc.159_161dupCCA p.His54dup disruptive_inframe_insertion 2/2 ENSP00000516406.1 P55316
LINC01551ENST00000675861.1 linkuse as main transcriptn.374+1425_374+1427dupCCA intron_variant

Frequencies

GnomAD3 genomes
AF:
0.000105
AC:
15
AN:
143126
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.000152
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:
0.000138
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000129
AC:
18
AN:
139964
Hom.:
0
AF XY:
0.000144
AC XY:
11
AN XY:
76586
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000271
Gnomad ASJ exome
AF:
0.000393
Gnomad EAS exome
AF:
0.000136
Gnomad SAS exome
AF:
0.0000480
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000865
Gnomad OTH exome
AF:
0.000564
GnomAD4 exome
AF:
0.0000571
AC:
71
AN:
1242460
Hom.:
0
Cov.:
30
AF XY:
0.0000634
AC XY:
39
AN XY:
615180
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000293
Gnomad4 ASJ exome
AF:
0.000158
Gnomad4 EAS exome
AF:
0.000162
Gnomad4 SAS exome
AF:
0.0000137
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000460
Gnomad4 OTH exome
AF:
0.000192
GnomAD4 genome
AF:
0.000105
AC:
15
AN:
143202
Hom.:
0
Cov.:
30
AF XY:
0.000129
AC XY:
9
AN XY:
69516
show subpopulations
Gnomad4 AFR
AF:
0.000152
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000138
Gnomad4 OTH
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Benign:5
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Benign, no assertion criteria providedcurationRettBASEMay 18, 2012- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxSep 16, 2019This variant is associated with the following publications: (PMID: 22190898) -
FOXG1 disorder Benign:1
Likely benign, criteria provided, single submittercurationCentre for Population Genomics, CPGMay 08, 2024This variant has been collected from RettBASE and curated to current modified ACMG/AMP criteria. Based on the classification scheme defined by the ClinGen Rett/Angelman-like Expert Panel for Rett/AS-like Disorders Specifications to the ACMG/AMP Variant Interpretation Guidelines VCEP 3.0, this variant is classified as likely benign. At least the following criteria are met: The allele frequency of this variant in at least one population in gnomAD v4 is between 0.008% and 0.03% (BS1). Inframe expansions in FOXG1 repetitive regions (BP3) -
FOXG1-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesFeb 07, 2022This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Rett syndrome, congenital variant Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 22, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

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: rs587783630; hg19: chr14-29236623; API