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GeneBe

chr1-108727961-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001144937.3(FNDC7):​c.1265C>A​(p.Thr422Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,614,038 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

FNDC7
NM_001144937.3 missense

Scores

8
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.17
Variant links:
Genes affected
FNDC7 (HGNC:26668): (fibronectin type III domain containing 7) Predicted to be located in extracellular region. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FNDC7NM_001144937.3 linkuse as main transcriptc.1265C>A p.Thr422Asn missense_variant 7/13 ENST00000370017.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FNDC7ENST00000370017.9 linkuse as main transcriptc.1265C>A p.Thr422Asn missense_variant 7/135 NM_001144937.3 P1
FNDC7ENST00000445274.1 linkuse as main transcriptc.593C>A p.Thr198Asn missense_variant 3/81

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152168
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000410
AC:
6
AN:
1461870
Hom.:
0
Cov.:
34
AF XY:
0.00000550
AC XY:
4
AN XY:
727234
show subpopulations
Gnomad4 AFR exome
AF:
0.0000896
Gnomad4 AMR exome
AF:
0.0000224
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:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152168
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74330
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 07, 2022The c.1265C>A (p.T422N) alteration is located in exon 7 (coding exon 7) of the FNDC7 gene. This alteration results from a C to A substitution at nucleotide position 1265, causing the threonine (T) at amino acid position 422 to be replaced by an asparagine (N). 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
0.16
BayesDel_addAF
Benign
-0.15
T
BayesDel_noAF
Benign
-0.46
CADD
Uncertain
24
DANN
Uncertain
0.99
DEOGEN2
Benign
0.0030
T
Eigen
Uncertain
0.48
Eigen_PC
Uncertain
0.48
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Benign
0.82
T
M_CAP
Benign
0.013
T
MetaRNN
Uncertain
0.60
D
MetaSVM
Benign
-0.99
T
MutationAssessor
Uncertain
2.4
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.48
T
PROVEAN
Benign
-2.0
N
REVEL
Benign
0.14
Sift
Benign
0.28
T
Sift4G
Uncertain
0.012
D
Vest4
0.58
MVP
0.68
MPC
0.55
ClinPred
0.97
D
GERP RS
5.6
Varity_R
0.23
gMVP
0.54

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: rs865904425; hg19: chr1-109270583; API