chr3-180933327-C-T

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_005087.4(FXR1):​c.52-7C>T variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00241 in 1,524,420 control chromosomes in the GnomAD database, including 8 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0024 ( 2 hom., cov: 32)
Exomes 𝑓: 0.0024 ( 6 hom. )

Consequence

FXR1
NM_005087.4 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00005346
2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -1.18
Variant links:
Genes affected
FXR1 (HGNC:4023): (FMR1 autosomal homolog 1) The protein encoded by this gene is an RNA binding protein that interacts with the functionally-similar proteins FMR1 and FXR2. These proteins shuttle between the nucleus and cytoplasm and associate with polyribosomes, predominantly with the 60S ribosomal subunit. Three transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 3-180933327-C-T is Benign according to our data. Variant chr3-180933327-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 729241.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FXR1NM_005087.4 linkuse as main transcriptc.52-7C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000357559.9
FXR1NM_001013438.3 linkuse as main transcriptc.52-7C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant
FXR1NM_001013439.3 linkuse as main transcriptc.-204-7C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant
FXR1NM_001363882.1 linkuse as main transcriptc.-204-7C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FXR1ENST00000357559.9 linkuse as main transcriptc.52-7C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_005087.4 P51114-1

Frequencies

GnomAD3 genomes
AF:
0.00239
AC:
364
AN:
152150
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000990
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00386
Gnomad ASJ
AF:
0.00317
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.000283
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.00347
Gnomad OTH
AF:
0.00574
GnomAD3 exomes
AF:
0.00198
AC:
494
AN:
249766
Hom.:
2
AF XY:
0.00204
AC XY:
275
AN XY:
134976
show subpopulations
Gnomad AFR exome
AF:
0.000432
Gnomad AMR exome
AF:
0.00269
Gnomad ASJ exome
AF:
0.00348
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000200
Gnomad FIN exome
AF:
0.0000463
Gnomad NFE exome
AF:
0.00295
Gnomad OTH exome
AF:
0.00311
GnomAD4 exome
AF:
0.00241
AC:
3309
AN:
1372152
Hom.:
6
Cov.:
23
AF XY:
0.00239
AC XY:
1642
AN XY:
687788
show subpopulations
Gnomad4 AFR exome
AF:
0.000822
Gnomad4 AMR exome
AF:
0.00287
Gnomad4 ASJ exome
AF:
0.00341
Gnomad4 EAS exome
AF:
0.0000255
Gnomad4 SAS exome
AF:
0.000155
Gnomad4 FIN exome
AF:
0.000225
Gnomad4 NFE exome
AF:
0.00276
Gnomad4 OTH exome
AF:
0.00286
GnomAD4 genome
AF:
0.00239
AC:
364
AN:
152268
Hom.:
2
Cov.:
32
AF XY:
0.00212
AC XY:
158
AN XY:
74444
show subpopulations
Gnomad4 AFR
AF:
0.000987
Gnomad4 AMR
AF:
0.00386
Gnomad4 ASJ
AF:
0.00317
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.000283
Gnomad4 NFE
AF:
0.00347
Gnomad4 OTH
AF:
0.00568
Alfa
AF:
0.00297
Hom.:
0
Bravo
AF:
0.00257
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.00360
EpiControl
AF:
0.00320

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenFeb 01, 2024FXR1: BP4, BS2 -
Benign, criteria provided, single submitterclinical testingInvitaeJun 08, 2018- -
Myopathy, congenital, with respiratory insufficiency and bone fractures;C5394193:Myopathy, congenital proximal, with minicore lesions Benign:1
Likely benign, criteria provided, single submitterclinical testingFulgent Genetics, Fulgent GeneticsMay 17, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
CADD
Benign
6.9
DANN
Benign
0.64

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000053
dbscSNV1_RF
Benign
0.036
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: rs202081242; hg19: chr3-180651115; API