chr17-64044120-T-C

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP7BA1

The NM_001433.5(ERN1):ā€‹c.2802A>Gā€‹(p.Thr934=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.725 in 1,609,910 control chromosomes in the GnomAD database, including 433,215 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: š‘“ 0.61 ( 31175 hom., cov: 30)
Exomes š‘“: 0.74 ( 402040 hom. )

Consequence

ERN1
NM_001433.5 synonymous

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -4.37
Variant links:
Genes affected
ERN1 (HGNC:3449): (endoplasmic reticulum to nucleus signaling 1) This gene encodes the transmembrane protein kinase inositol-requiring enzyme 1. The encoded protein contains two functional catalytic domains, a serine/threonine-protein kinase domain and an endoribonuclease domain. This protein functions as a sensor of unfolded proteins in the endoplasmic reticulum (ER) and triggers an intracellular signaling pathway termed the unfolded protein response (UPR). The UPR is an ER stress response that is conserved from yeast to mammals and activates genes involved in degrading misfolded proteins, regulating protein synthesis and activating molecular chaperones. This protein specifically mediates the splicing and activation of the stress response transcription factor X-box binding protein 1. [provided by RefSeq, Aug 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.9).
BP7
Synonymous conserved (PhyloP=-4.37 with no splicing effect.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.754 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ERN1NM_001433.5 linkuse as main transcriptc.2802A>G p.Thr934= synonymous_variant 22/22 ENST00000433197.4 NP_001424.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ERN1ENST00000433197.4 linkuse as main transcriptc.2802A>G p.Thr934= synonymous_variant 22/221 NM_001433.5 ENSP00000401445 P1O75460-1
ERN1ENST00000680433.1 linkuse as main transcriptc.*1174A>G 3_prime_UTR_variant 20/20 ENSP00000506094
ERN1ENST00000680625.1 linkuse as main transcriptn.2720A>G non_coding_transcript_exon_variant 21/21

Frequencies

GnomAD3 genomes
AF:
0.607
AC:
92193
AN:
151798
Hom.:
31174
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.291
Gnomad AMI
AF:
0.700
Gnomad AMR
AF:
0.617
Gnomad ASJ
AF:
0.599
Gnomad EAS
AF:
0.667
Gnomad SAS
AF:
0.765
Gnomad FIN
AF:
0.737
Gnomad MID
AF:
0.680
Gnomad NFE
AF:
0.760
Gnomad OTH
AF:
0.616
GnomAD3 exomes
AF:
0.695
AC:
171012
AN:
245926
Hom.:
61476
AF XY:
0.710
AC XY:
94811
AN XY:
133508
show subpopulations
Gnomad AFR exome
AF:
0.277
Gnomad AMR exome
AF:
0.634
Gnomad ASJ exome
AF:
0.587
Gnomad EAS exome
AF:
0.651
Gnomad SAS exome
AF:
0.756
Gnomad FIN exome
AF:
0.749
Gnomad NFE exome
AF:
0.761
Gnomad OTH exome
AF:
0.704
GnomAD4 exome
AF:
0.738
AC:
1075712
AN:
1457994
Hom.:
402040
Cov.:
48
AF XY:
0.741
AC XY:
536961
AN XY:
725032
show subpopulations
Gnomad4 AFR exome
AF:
0.274
Gnomad4 AMR exome
AF:
0.636
Gnomad4 ASJ exome
AF:
0.592
Gnomad4 EAS exome
AF:
0.702
Gnomad4 SAS exome
AF:
0.753
Gnomad4 FIN exome
AF:
0.749
Gnomad4 NFE exome
AF:
0.761
Gnomad4 OTH exome
AF:
0.705
GnomAD4 genome
AF:
0.607
AC:
92217
AN:
151916
Hom.:
31175
Cov.:
30
AF XY:
0.608
AC XY:
45137
AN XY:
74242
show subpopulations
Gnomad4 AFR
AF:
0.291
Gnomad4 AMR
AF:
0.617
Gnomad4 ASJ
AF:
0.599
Gnomad4 EAS
AF:
0.667
Gnomad4 SAS
AF:
0.766
Gnomad4 FIN
AF:
0.737
Gnomad4 NFE
AF:
0.760
Gnomad4 OTH
AF:
0.618
Alfa
AF:
0.711
Hom.:
53490
Bravo
AF:
0.580
Asia WGS
AF:
0.716
AC:
2488
AN:
3478
EpiCase
AF:
0.747
EpiControl
AF:
0.739

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.90
CADD
Benign
0.046
DANN
Benign
0.59

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: rs196912; hg19: chr17-62121480; COSMIC: COSV70501012; API