16-89792117-C-G

Variant summary

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

The NM_000135.4(FANCA):​c.1084-49G>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.459 in 1,610,850 control chromosomes in the GnomAD database, including 184,212 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.54 ( 24632 hom., cov: 32)
Exomes 𝑓: 0.45 ( 159580 hom. )

Consequence

FANCA
NM_000135.4 intron

Scores

2

Clinical Significance

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

Conservation

PhyloP100: -0.109
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 16-89792117-C-G is Benign according to our data. Variant chr16-89792117-C-G is described in ClinVar as [Benign]. Clinvar id is 255230.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.958 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FANCANM_000135.4 linkuse as main transcriptc.1084-49G>C intron_variant ENST00000389301.8 NP_000126.2 O15360-1
FANCANM_001286167.3 linkuse as main transcriptc.1084-49G>C intron_variant NP_001273096.1 O15360-3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FANCAENST00000389301.8 linkuse as main transcriptc.1084-49G>C intron_variant 1 NM_000135.4 ENSP00000373952.3 O15360-1

Frequencies

GnomAD3 genomes
AF:
0.538
AC:
81801
AN:
151958
Hom.:
24598
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.751
Gnomad AMI
AF:
0.310
Gnomad AMR
AF:
0.546
Gnomad ASJ
AF:
0.322
Gnomad EAS
AF:
0.981
Gnomad SAS
AF:
0.624
Gnomad FIN
AF:
0.469
Gnomad MID
AF:
0.231
Gnomad NFE
AF:
0.396
Gnomad OTH
AF:
0.471
GnomAD3 exomes
AF:
0.521
AC:
130698
AN:
250854
Hom.:
38668
AF XY:
0.508
AC XY:
68963
AN XY:
135656
show subpopulations
Gnomad AFR exome
AF:
0.764
Gnomad AMR exome
AF:
0.665
Gnomad ASJ exome
AF:
0.315
Gnomad EAS exome
AF:
0.984
Gnomad SAS exome
AF:
0.588
Gnomad FIN exome
AF:
0.466
Gnomad NFE exome
AF:
0.382
Gnomad OTH exome
AF:
0.452
GnomAD4 exome
AF:
0.451
AC:
657426
AN:
1458778
Hom.:
159580
Cov.:
33
AF XY:
0.452
AC XY:
327870
AN XY:
725948
show subpopulations
Gnomad4 AFR exome
AF:
0.761
Gnomad4 AMR exome
AF:
0.650
Gnomad4 ASJ exome
AF:
0.318
Gnomad4 EAS exome
AF:
0.980
Gnomad4 SAS exome
AF:
0.587
Gnomad4 FIN exome
AF:
0.458
Gnomad4 NFE exome
AF:
0.406
Gnomad4 OTH exome
AF:
0.468
GnomAD4 genome
AF:
0.539
AC:
81896
AN:
152072
Hom.:
24632
Cov.:
32
AF XY:
0.548
AC XY:
40687
AN XY:
74314
show subpopulations
Gnomad4 AFR
AF:
0.751
Gnomad4 AMR
AF:
0.546
Gnomad4 ASJ
AF:
0.322
Gnomad4 EAS
AF:
0.981
Gnomad4 SAS
AF:
0.624
Gnomad4 FIN
AF:
0.469
Gnomad4 NFE
AF:
0.396
Gnomad4 OTH
AF:
0.476
Alfa
AF:
0.443
Hom.:
2997
Bravo
AF:
0.556

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
1.6
DANN
Benign
0.41

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs1800287; hg19: chr16-89858525; COSMIC: COSV66881254; COSMIC: COSV66881254; API