5-16616738-C-T

Variant summary

Our verdict is Pathogenic. Variant got 12 ACMG points: 12P and 0B. PVS1PM2PP5_Moderate

The NM_001034850.3(RETREG1):​c.234G>A​(p.Trp78*) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Pathogenic (★). Variant results in nonsense mediated mRNA decay.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

RETREG1
NM_001034850.3 stop_gained

Scores

2
3
2

Clinical Significance

Pathogenic criteria provided, single submitter P:1

Conservation

PhyloP100: 0.160
Variant links:
Genes affected
RETREG1 (HGNC:25964): (reticulophagy regulator 1) The protein encoded by this gene is a cis-Golgi transmembrane protein that may be necessary for the long-term survival of nociceptive and autonomic ganglion neurons. Mutations in this gene are a cause of hereditary sensory and autonomic neuropathy type IIB (HSAN IIB), and this gene may also play a role in susceptibility to vascular dementia. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Nov 2011]

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ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 12 ACMG points.

PVS1
Loss of function variant, product undergoes nonsense mediated mRNA decay. LoF is a known mechanism of disease.
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 5-16616738-C-T is Pathogenic according to our data. Variant chr5-16616738-C-T is described in ClinVar as [Pathogenic]. Clinvar id is 1457038.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
RETREG1NM_001034850.3 linkuse as main transcriptc.234G>A p.Trp78* stop_gained 1/9 ENST00000306320.10 NP_001030022.1 Q9H6L5-1
RETREG1XM_011514053.4 linkuse as main transcriptc.234G>A p.Trp78* stop_gained 1/10 XP_011512355.1
RETREG1-AS1NR_109946.1 linkuse as main transcriptn.561+252C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
RETREG1ENST00000306320.10 linkuse as main transcriptc.234G>A p.Trp78* stop_gained 1/91 NM_001034850.3 ENSP00000304642.9 Q9H6L5-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1427298
Hom.:
0
Cov.:
29
AF XY:
0.00
AC XY:
0
AN XY:
708770
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.:
32

ClinVar

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

Submissions by phenotype

not provided Pathogenic:1
Pathogenic, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpAug 15, 2022For these reasons, this variant has been classified as Pathogenic. ClinVar contains an entry for this variant (Variation ID: 1457038). This variant has not been reported in the literature in individuals affected with RETREG1-related conditions. This variant is not present in population databases (gnomAD no frequency). This sequence change creates a premature translational stop signal (p.Trp78*) in the RETREG1 gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in RETREG1 are known to be pathogenic (PMID: 19838196). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Pathogenic
0.47
D
BayesDel_noAF
Pathogenic
0.44
CADD
Pathogenic
36
DANN
Uncertain
0.99
Eigen
Uncertain
0.51
Eigen_PC
Uncertain
0.27
FATHMM_MKL
Benign
0.43
N
Vest4
0.046
GERP RS
2.0

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: chr5-16616847; API