rs1060501117
Variant summary
Our verdict is Likely benign. The variant received -3 ACMG points: 0P and 3B. BP4_ModerateBP6
The NM_016169.4(SUFU):c.1429G>A(p.Val477Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000616 in 1,461,866 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. V477L) has been classified as Uncertain significance.
Frequency
Consequence
NM_016169.4 missense
Scores
Clinical Significance
Conservation
Publications
- medulloblastomaInheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Ambry Genetics, Labcorp Genetics (formerly Invitae), ClinGen
- nevoid basal cell carcinoma syndromeInheritance: AD Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, Illumina, Genomics England PanelApp
- basal cell nevus syndrome 2Inheritance: AD Classification: STRONG Submitted by: G2P
- ocular motor apraxia, Cogan typeInheritance: AD Classification: STRONG Submitted by: Franklin by Genoox
- Joubert syndrome 32Inheritance: AR Classification: STRONG, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), G2P, Ambry Genetics
- Joubert syndromeInheritance: AR, AD Classification: MODERATE, SUPPORTIVE Submitted by: Orphanet, Ambry Genetics
- apraxiaInheritance: AD Classification: LIMITED Submitted by: Ambry Genetics
- ciliopathyInheritance: AR Classification: LIMITED Submitted by: ClinGen
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ACMG classification
Our verdict: Likely_benign. The variant received -3 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| SUFU | NM_016169.4 | c.1429G>A | p.Val477Met | missense_variant | Exon 12 of 12 | ENST00000369902.8 | NP_057253.2 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| SUFU | ENST00000369902.8 | c.1429G>A | p.Val477Met | missense_variant | Exon 12 of 12 | 1 | NM_016169.4 | ENSP00000358918.4 |
Frequencies
GnomAD3 genomes AF: 0.00 AC: 0AN: 152216Hom.: 0 Cov.: 32
GnomAD2 exomes AF: 0.0000119 AC: 3AN: 251448 AF XY: 0.00000736 show subpopulations
GnomAD4 exome AF: 0.00000616 AC: 9AN: 1461866Hom.: 0 Cov.: 32 AF XY: 0.00000825 AC XY: 6AN XY: 727230 show subpopulations
Age Distribution
GnomAD4 genome Data not reliable, filtered out with message: AC0 AF: 0.00 AC: 0AN: 152216Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74374
ClinVar
Submissions by phenotype
Medulloblastoma;C3551915:Familial meningioma;C4540342:Joubert syndrome 32;C5830451:Basal cell nevus syndrome 2 Uncertain:1
Gorlin syndrome;C0025149:Medulloblastoma Uncertain:1
This sequence change replaces valine, which is neutral and non-polar, with methionine, which is neutral and non-polar, at codon 477 of the SUFU protein (p.Val477Met). This variant is present in population databases (no rsID available, gnomAD 0.01%). This variant has not been reported in the literature in individuals affected with SUFU-related conditions. ClinVar contains an entry for this variant (Variation ID: 406400). An algorithm developed to predict the effect of missense changes on protein structure and function outputs the following: PolyPhen-2: "Benign". The methionine amino acid residue is found in multiple mammalian species, which suggests that this missense change does not adversely affect protein function. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance.
Hereditary cancer-predisposing syndrome Benign:1
This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity.
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at