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rs201335279

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 1P and 0B. PP2

The NM_001447.3(FAT2):c.10946G>A(p.Arg3649Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000105 in 1,613,924 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R3649W) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000089 ( 0 hom. )

Consequence

FAT2
NM_001447.3 missense

Scores

5
5
9

Clinical Significance

Uncertain significance criteria provided, single submitter P:1U:1

Conservation

PhyloP100: 6.02
Variant links:
Genes affected
FAT2 (HGNC:3596): (FAT atypical cadherin 2) This gene is the second identified human homolog of the Drosophila fat gene, which encodes a tumor suppressor essential for controlling cell proliferation during Drosophila development. The gene product is a member of the cadherin superfamily, a group of integral membrane proteins characterized by the presence of cadherin-type repeats. In addition to containing 34 tandem cadherin-type repeats, the gene product has two epidermal growth factor (EGF)-like repeats and one laminin G domain. This protein most likely functions as a cell adhesion molecule, controlling cell proliferation and playing an important role in cerebellum development. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PP2
Missense variant where missense usually causes diseases, FAT2

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FAT2NM_001447.3 linkuse as main transcriptc.10946G>A p.Arg3649Gln missense_variant 19/24 ENST00000261800.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FAT2ENST00000261800.6 linkuse as main transcriptc.10946G>A p.Arg3649Gln missense_variant 19/241 NM_001447.3 P1
FAT2ENST00000520200.5 linkuse as main transcriptc.1523G>A p.Arg508Gln missense_variant 6/111

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152186
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000800
AC:
2
AN:
249918
Hom.:
0
AF XY:
0.00000739
AC XY:
1
AN XY:
135386
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
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:
0.00000889
AC:
13
AN:
1461738
Hom.:
0
Cov.:
85
AF XY:
0.0000138
AC XY:
10
AN XY:
727182
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000629
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152186
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74336
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
ExAC
AF:
0.0000165
AC:
2

ClinVar

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

Submissions by phenotype

Spinocerebellar ataxia 45 Pathogenic:1Uncertain:1
Pathogenic, no assertion criteria providedliterature onlyOMIMNov 16, 2017- -
Uncertain significance, criteria provided, single submittercurationSIB Swiss Institute of BioinformaticsOct 15, 2018This variant is interpreted as Uncertain Significance - Insufficient Evidence, for Spinocerebellar ataxia 45, autosomal dominant. The following ACMG Tag(s) were applied: PM2-Supporting => PM2 downgraded in strength to Supporting. PP3 => Multiple lines of computational evidence support a deleterious effect on the gene or gene product (https://www.ncbi.nlm.nih.gov/pubmed/29053796). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.22
BayesDel_addAF
Benign
-0.13
T
BayesDel_noAF
Benign
-0.26
Cadd
Pathogenic
28
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.14
T
Eigen
Pathogenic
0.81
Eigen_PC
Pathogenic
0.80
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.92
D
M_CAP
Benign
0.024
T
MetaRNN
Uncertain
0.65
D
MetaSVM
Benign
-0.53
T
MutationAssessor
Uncertain
2.5
M
MutationTaster
Benign
1.0
D
PrimateAI
Benign
0.48
T
PROVEAN
Uncertain
-2.5
D
REVEL
Benign
0.28
Sift
Uncertain
0.011
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.60
MutPred
0.47
Loss of MoRF binding (P = 0.0209);
MVP
0.85
MPC
0.61
ClinPred
0.94
D
GERP RS
5.7
Varity_R
0.29
gMVP
0.69

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: rs201335279; hg19: chr5-150901208; COSMIC: COSV99942174; COSMIC: COSV99942174; API