5-16478032-A-G
Position:
Variant summary
Our verdict is Pathogenic. Variant got 11 ACMG points: 11P and 0B. PVS1PM2PP3
The NM_001034850.3(RETREG1):c.873+2T>C variant causes a splice donor change. The variant was absent in control chromosomes in GnomAD project. 2/3 splice prediction tools predicting alterations to normal splicing. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).
Frequency
Genomes: not found (cov: 33)
Consequence
RETREG1
NM_001034850.3 splice_donor
NM_001034850.3 splice_donor
Scores
1
3
3
Splicing: ADA: 0.9594
1
1
Clinical Significance
Conservation
PhyloP100: 4.56
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 11 ACMG points.
PVS1
Splicing variant, LoF is a know mechanism of disease, No cryptic splice site detected. Exon removal results in frameshift change.
PM2
Very rare variant in population databases, with high coverage;
PP3
Splicing scoreres supports a deletorius effect: Scorers claiming Pathogenic: dbscSNV1_ADA, max_spliceai. No scorers claiming Uncertain. Scorers claiming Benign: dbscSNV1_RF.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
RETREG1 | NM_001034850.3 | c.873+2T>C | splice_donor_variant | ENST00000306320.10 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
RETREG1 | ENST00000306320.10 | c.873+2T>C | splice_donor_variant | 1 | NM_001034850.3 |
Frequencies
GnomAD3 genomes Cov.: 33
GnomAD3 genomes
Cov.:
33
GnomAD4 exome Cov.: 31
GnomAD4 exome
Cov.:
31
GnomAD4 genome Cov.: 33
GnomAD4 genome
Cov.:
33
ClinVar
Significance: Conflicting classifications of pathogenicity
Submissions summary: Pathogenic:1Uncertain:2
Revision: no assertion criteria provided
LINK: link
Submissions by phenotype
Neuropathy, hereditary sensory and autonomic, type 2B Pathogenic:1
Pathogenic, no assertion criteria provided | literature only | OMIM | Nov 01, 2009 | - - |
Charcot-Marie-Tooth disease Uncertain:1
Uncertain significance, no assertion criteria provided | literature only | Inherited Neuropathy Consortium | - | - - |
Hereditary sensory and autonomic neuropathy type 2 Uncertain:1
Uncertain significance, no assertion criteria provided | literature only | Inherited Neuropathy Consortium Ii, University Of Miami | Jan 06, 2016 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Uncertain
D
BayesDel_noAF
Benign
CADD
Pathogenic
DANN
Benign
Eigen
Pathogenic
Eigen_PC
Uncertain
FATHMM_MKL
Uncertain
D
MutationTaster
Benign
A;A
GERP RS
Splicing
Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Pathogenic
dbscSNV1_RF
Benign
SpliceAI score (max)
Details are displayed if max score is > 0.2
DS_DL_spliceai
Position offset: 2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at