14-52653146-A-T

Variant names:

• chr14-52653146-A-T
• rs773413061
• NM_014584.3:c.978T>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_014584.3(ERO1A):​c.978T>A​(p.Asp326Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000248 in 1,612,696 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: ERO1A NM_014584.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 1.49
• Publications: 0 publications found

Genes affected

ERO1A (HGNC:13280): (endoplasmic reticulum oxidoreductase 1 alpha) Enables oxidoreductase activity. Involved in chaperone cofactor-dependent protein refolding. Located in endoplasmic reticulum. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.060899228).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_014584.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ERO1A	NM_014584.3	MANE Select	c.978T>A	p.Asp326Glu	missense	Exon 12 of 16	NP_055399.1	Q96HE7
	ERO1A	NM_001382464.1		c.1017T>A	p.Asp339Glu	missense	Exon 13 of 17	NP_001369393.1
	ERO1A	NM_001382465.1		c.966T>A	p.Asp322Glu	missense	Exon 11 of 15	NP_001369394.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ERO1A	ENST00000395686.8	TSL:1 MANE Select	c.978T>A	p.Asp326Glu	missense	Exon 12 of 16	ENSP00000379042.3	Q96HE7
	ERO1A	ENST00000964628.1		c.1017T>A	p.Asp339Glu	missense	Exon 13 of 17	ENSP00000634687.1
	ERO1A	ENST00000910737.1		c.966T>A	p.Asp322Glu	missense	Exon 11 of 15	ENSP00000580796.1

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152148 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.0000147

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000398 AC: 1 AN: 251018 AF XY: 0.00000736

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00000881

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000205 AC: 3 AN: 1460548 Hom.: 0 Cov.: 30 AF XY: 0.00000138 AC XY: 1 AN XY: 726660

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 33448

American (AMR) AF: 0.00 AC: 0 AN: 44706

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26108

East Asian (EAS) AF: 0.00 AC: 0 AN: 39606

South Asian (SAS) AF: 0.00 AC: 0 AN: 86224

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53400

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5762

European-Non Finnish (NFE) AF: 0.00000270 AC: 3 AN: 1110976

Other (OTH) AF: 0.00 AC: 0 AN: 60318

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152148 Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0 AN XY: 74332

African (AFR) AF: 0.00 AC: 0 AN: 41440

American (AMR) AF: 0.00 AC: 0 AN: 15272

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5196

South Asian (SAS) AF: 0.00 AC: 0 AN: 4834

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10598

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.0000147 AC: 1 AN: 68020

Other (OTH) AF: 0.00 AC: 0 AN: 2090

Alfa AF: 0.0000312 Hom.: 0

Bravo AF: 0.00000756

ExAC AF: 0.0000165 AC: 2

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.10
BayesDel_addAF	Benign	-0.26	T
BayesDel_noAF	Benign	-0.61
CADD	Benign	18
DANN	Benign	0.23
DEOGEN2	Benign	0.10	T
Eigen	Benign	-0.63
Eigen_PC	Benign	-0.42
FATHMM_MKL	Uncertain	0.83	D
LIST_S2	Benign	0.78	T
M_CAP	Benign	0.0049	T
MetaRNN	Benign	0.061	T
MetaSVM	Benign	-1.0	T
MutationAssessor	Benign	0.56	N
PhyloP100		1.5
PrimateAI	Benign	0.35	T
PROVEAN	Benign	0.010	N
REVEL	Benign	0.077
Sift	Benign	1.0	T
Sift4G	Benign	1.0	T
Polyphen		0.0030	B
Vest4		0.19
MutPred		0.42		Gain of sheet (P = 0.0827)
MVP		0.076
MPC		0.29
ClinPred		0.073	T
GERP RS		5.3
Varity_R		0.058
gMVP		0.30
Mutation Taster		=88/12	polymorphism

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.010		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Other links and lift over

dbSNP: rs773413061; hg19: chr14-53119864;