16-89792097-T-C

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_000135.4(FANCA):​c.1084-29A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.357 in 1,613,442 control chromosomes in the GnomAD database, including 113,492 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.40 ( 13553 hom., cov: 32)
Exomes 𝑓: 0.35 ( 99939 hom. )

Consequence

FANCA
NM_000135.4 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: -2.08
Variant links:
Genes affected
FANCA (HGNC:3582): (FA complementation group A) The Fanconi anemia complementation group (FANC) currently includes FANCA, FANCB, FANCC, FANCD1 (also called BRCA2), FANCD2, FANCE, FANCF, FANCG, FANCI, FANCJ (also called BRIP1), FANCL, FANCM and FANCN (also called PALB2). The previously defined group FANCH is the same as FANCA. Fanconi anemia is a genetically heterogeneous recessive disorder characterized by cytogenetic instability, hypersensitivity to DNA crosslinking agents, increased chromosomal breakage, and defective DNA repair. The members of the Fanconi anemia complementation group do not share sequence similarity; they are related by their assembly into a common nuclear protein complex. This gene encodes the protein for complementation group A. Alternative splicing results in multiple transcript variants encoding different isoforms. Mutations in this gene are the most common cause of Fanconi anemia. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 16-89792097-T-C is Benign according to our data. Variant chr16-89792097-T-C is described in ClinVar as [Benign]. Clinvar id is 255229.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.739 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FANCANM_000135.4 linkuse as main transcriptc.1084-29A>G intron_variant ENST00000389301.8
FANCANM_001286167.3 linkuse as main transcriptc.1084-29A>G intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FANCAENST00000389301.8 linkuse as main transcriptc.1084-29A>G intron_variant 1 NM_000135.4 P1O15360-1

Frequencies

GnomAD3 genomes
AF:
0.403
AC:
61237
AN:
151942
Hom.:
13540
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.506
Gnomad AMI
AF:
0.285
Gnomad AMR
AF:
0.479
Gnomad ASJ
AF:
0.243
Gnomad EAS
AF:
0.760
Gnomad SAS
AF:
0.502
Gnomad FIN
AF:
0.398
Gnomad MID
AF:
0.190
Gnomad NFE
AF:
0.302
Gnomad OTH
AF:
0.355
GnomAD3 exomes
AF:
0.418
AC:
105168
AN:
251304
Hom.:
25385
AF XY:
0.408
AC XY:
55378
AN XY:
135854
show subpopulations
Gnomad AFR exome
AF:
0.515
Gnomad AMR exome
AF:
0.631
Gnomad ASJ exome
AF:
0.238
Gnomad EAS exome
AF:
0.749
Gnomad SAS exome
AF:
0.478
Gnomad FIN exome
AF:
0.394
Gnomad NFE exome
AF:
0.294
Gnomad OTH exome
AF:
0.369
GnomAD4 exome
AF:
0.353
AC:
515280
AN:
1461382
Hom.:
99939
Cov.:
39
AF XY:
0.354
AC XY:
257151
AN XY:
727024
show subpopulations
Gnomad4 AFR exome
AF:
0.513
Gnomad4 AMR exome
AF:
0.612
Gnomad4 ASJ exome
AF:
0.243
Gnomad4 EAS exome
AF:
0.816
Gnomad4 SAS exome
AF:
0.478
Gnomad4 FIN exome
AF:
0.388
Gnomad4 NFE exome
AF:
0.312
Gnomad4 OTH exome
AF:
0.356
GnomAD4 genome
AF:
0.403
AC:
61295
AN:
152060
Hom.:
13553
Cov.:
32
AF XY:
0.415
AC XY:
30867
AN XY:
74324
show subpopulations
Gnomad4 AFR
AF:
0.505
Gnomad4 AMR
AF:
0.479
Gnomad4 ASJ
AF:
0.243
Gnomad4 EAS
AF:
0.759
Gnomad4 SAS
AF:
0.501
Gnomad4 FIN
AF:
0.398
Gnomad4 NFE
AF:
0.302
Gnomad4 OTH
AF:
0.361
Alfa
AF:
0.333
Hom.:
5400
Bravo
AF:
0.417
Asia WGS
AF:
0.613
AC:
2133
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxJan 10, 2019- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Fanconi anemia complementation group A Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 08, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
0.096
DANN
Benign
0.35
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs6500452; hg19: chr16-89858505; COSMIC: COSV66880734; COSMIC: COSV66880734; API