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GeneBe

rs1553619302

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 4P and 2B. PM1PM2BP4_Moderate

The NM_000551.4(VHL):​c.53C>A​(p.Ala18Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A18V) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

VHL
NM_000551.4 missense

Scores

1
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.344
Variant links:
Genes affected
VHL (HGNC:12687): (von Hippel-Lindau tumor suppressor) This gene encodes a component of a ubiquitination complex. The encoded protein is involved in the ubiquitination and degradation of hypoxia-inducible-factor (HIF), which is a transcription factor that plays a central role in the regulation of gene expression by oxygen. In addition to oxygen-related gene expression, this protein plays a role in many other cellular processes including cilia formation, cytokine signaling, regulation of senescence, and formation of the extracellular matrix. Variants of this gene are associated with von Hippel-Lindau syndrome, pheochromocytoma, erythrocytosis, renal cell carcinoma, and cerebellar hemangioblastoma. [provided by RefSeq, Jun 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM1
In a chain von Hippel-Lindau disease tumor suppressor (size 212) in uniprot entity VHL_HUMAN there are 311 pathogenic changes around while only 39 benign (89%) in NM_000551.4
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.075687975).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
VHLNM_000551.4 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant 1/3 ENST00000256474.3
VHLNM_001354723.2 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant 1/3
VHLNM_198156.3 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant 1/2
VHLNR_176335.1 linkuse as main transcriptn.123C>A non_coding_transcript_exon_variant 1/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
VHLENST00000256474.3 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant 1/31 NM_000551.4 P1P40337-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1379816
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
678110
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.086
BayesDel_addAF
Benign
-0.016
T
BayesDel_noAF
Benign
-0.26
CADD
Benign
11
DANN
Benign
0.76
DEOGEN2
Benign
0.35
T;.
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.3
FATHMM_MKL
Benign
0.32
N
LIST_S2
Benign
0.80
T;T
M_CAP
Benign
0.050
D
MetaRNN
Benign
0.076
T;T
MetaSVM
Benign
-0.72
T
MutationAssessor
Benign
0.0
N;N
MutationTaster
Benign
1.0
N;N
PrimateAI
Uncertain
0.53
T
PROVEAN
Benign
-0.52
N;N
REVEL
Benign
0.27
Sift4G
Benign
0.55
T;T
Polyphen
0.079
B;B
Vest4
0.13
MutPred
0.14
Gain of glycosylation at Y23 (P = 0.0012);Gain of glycosylation at Y23 (P = 0.0012);
MVP
0.98
MPC
0.80
ClinPred
0.088
T
GERP RS
-0.19
Varity_R
0.11
gMVP
0.37

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr3-10183584; API