15-89261741-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_001113378.2(FANCI):ā€‹c.445G>Cā€‹(p.Gly149Arg) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,838 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predicting alterations to normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 6.8e-7 ( 0 hom. )

Consequence

FANCI
NM_001113378.2 missense, splice_region

Scores

4
5
10
Splicing: ADA: 1.000
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 8.82
Variant links:
Genes affected
FANCI (HGNC:25568): (FA complementation group I) 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 I. Alternative splicing results in two transcript variants encoding different isoforms. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
Multiple lines of computational evidence support a deleterious effect 9: Cadd, Dann, dbscSNV1_ADA, dbscSNV1_RF, max_spliceai, Eigen, FATHMM_MKL, phyloP100way_vertebrate, PROVEAN [when AlphaMissense, BayesDel_noAF, M_CAP, MetaRNN, MutationTaster, PrimateAI, REVEL was below the threshold]

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FANCINM_001113378.2 linkuse as main transcriptc.445G>C p.Gly149Arg missense_variant, splice_region_variant 5/38 ENST00000310775.12 NP_001106849.1 Q9NVI1-3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FANCIENST00000310775.12 linkuse as main transcriptc.445G>C p.Gly149Arg missense_variant, splice_region_variant 5/381 NM_001113378.2 ENSP00000310842.8 Q9NVI1-3

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251444
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135892
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.0000992
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461838
Hom.:
0
Cov.:
32
AF XY:
0.00000138
AC XY:
1
AN XY:
727212
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.17
BayesDel_addAF
Uncertain
0.013
T
BayesDel_noAF
Benign
-0.22
CADD
Pathogenic
34
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.12
.;T;T;T;.;T
Eigen
Pathogenic
0.72
Eigen_PC
Pathogenic
0.73
FATHMM_MKL
Pathogenic
1.0
D
LIST_S2
Uncertain
0.97
D;D;D;D;D;D
M_CAP
Benign
0.017
T
MetaRNN
Benign
0.32
T;T;T;T;T;T
MetaSVM
Benign
-0.88
T
MutationAssessor
Uncertain
2.7
M;M;.;.;M;.
PrimateAI
Benign
0.43
T
PROVEAN
Benign
-2.3
N;D;D;D;D;D
REVEL
Benign
0.24
Sift
Uncertain
0.0020
D;D;D;D;D;D
Sift4G
Uncertain
0.0080
D;D;D;T;T;T
Polyphen
1.0
D;D;.;.;.;.
Vest4
0.46
MutPred
0.37
Gain of solvent accessibility (P = 0.0014);Gain of solvent accessibility (P = 0.0014);Gain of solvent accessibility (P = 0.0014);Gain of solvent accessibility (P = 0.0014);Gain of solvent accessibility (P = 0.0014);Gain of solvent accessibility (P = 0.0014);
MVP
0.80
MPC
0.064
ClinPred
0.88
D
GERP RS
5.3
Varity_R
0.32
gMVP
0.46

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Pathogenic
1.0
dbscSNV1_RF
Pathogenic
1.0
SpliceAI score (max)
0.86
Details are displayed if max score is > 0.2
DS_DL_spliceai
0.86
Position offset: 0

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: rs763494935; hg19: chr15-89804972; API