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GeneBe

2-70785533-A-C

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_ModerateBS2

The NM_001004311.3(FIGLA):c.491T>G(p.Phe164Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000137 in 1,461,712 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000014 ( 0 hom. )

Consequence

FIGLA
NM_001004311.3 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.29
Variant links:
Genes affected
FIGLA (HGNC:24669): (folliculogenesis specific bHLH transcription factor) This gene encodes a protein that functions in postnatal oocyte-specific gene expression. The protein is a basic helix-loop-helix transcription factor that regulates multiple oocyte-specific genes, including genes involved in folliculogenesis and those that encode the zona pellucida. Mutations in this gene cause premature ovarian failure type 6. [provided by RefSeq, Sep 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.15075088).
BS2
High AC in GnomAdExome at 6 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FIGLANM_001004311.3 linkuse as main transcriptc.491T>G p.Phe164Cys missense_variant 3/5 ENST00000332372.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FIGLAENST00000332372.6 linkuse as main transcriptc.491T>G p.Phe164Cys missense_variant 3/51 NM_001004311.3 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000241
AC:
6
AN:
249256
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135220
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:
0.0000531
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000137
AC:
20
AN:
1461712
Hom.:
0
Cov.:
54
AF XY:
0.0000124
AC XY:
9
AN XY:
727138
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000386
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.0000496
AC:
6
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsAug 20, 2023The c.491T>G (p.F164C) alteration is located in exon 3 (coding exon 3) of the FIGLA gene. This alteration results from a T to G substitution at nucleotide position 491, causing the phenylalanine (F) at amino acid position 164 to be replaced by a cysteine (C). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.093
BayesDel_addAF
Benign
-0.11
T
BayesDel_noAF
Benign
-0.24
Cadd
Benign
17
Dann
Benign
0.77
DEOGEN2
Benign
0.36
T
Eigen
Benign
-0.71
Eigen_PC
Benign
-0.87
FATHMM_MKL
Benign
0.17
N
LIST_S2
Benign
0.55
T
M_CAP
Benign
0.037
D
MetaRNN
Benign
0.15
T
MetaSVM
Uncertain
-0.037
T
MutationAssessor
Benign
1.4
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.29
T
PROVEAN
Benign
-1.9
N
REVEL
Benign
0.27
Sift
Uncertain
0.0070
D
Sift4G
Uncertain
0.046
D
Polyphen
0.88
P
Vest4
0.17
MVP
0.33
MPC
0.28
ClinPred
0.082
T
GERP RS
0.43
Varity_R
0.10
gMVP
0.17

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: rs782290788; hg19: chr2-71012665; API