chr1-225828932-G-A

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001136018.4(EPHX1):​c.183+20G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0919 in 1,555,594 control chromosomes in the GnomAD database, including 8,147 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.080 ( 691 hom., cov: 32)
Exomes 𝑓: 0.093 ( 7456 hom. )

Consequence

EPHX1
NM_001136018.4 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.131
Variant links:
Genes affected
EPHX1 (HGNC:3401): (epoxide hydrolase 1) Epoxide hydrolase is a critical biotransformation enzyme that converts epoxides from the degradation of aromatic compounds to trans-dihydrodiols which can be conjugated and excreted from the body. Epoxide hydrolase functions in both the activation and detoxification of epoxides. Mutations in this gene cause preeclampsia, epoxide hydrolase deficiency or increased epoxide hydrolase activity. Alternatively spliced transcript variants encoding the same protein have been found for this gene.[provided by RefSeq, Dec 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP6
Variant 1-225828932-G-A is Benign according to our data. Variant chr1-225828932-G-A is described in ClinVar as [Benign]. Clinvar id is 1266914.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.219 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
EPHX1NM_001136018.4 linkuse as main transcriptc.183+20G>A intron_variant ENST00000272167.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
EPHX1ENST00000272167.10 linkuse as main transcriptc.183+20G>A intron_variant 1 NM_001136018.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0795
AC:
12095
AN:
152112
Hom.:
681
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0171
Gnomad AMI
AF:
0.0826
Gnomad AMR
AF:
0.129
Gnomad ASJ
AF:
0.0974
Gnomad EAS
AF:
0.230
Gnomad SAS
AF:
0.168
Gnomad FIN
AF:
0.0967
Gnomad MID
AF:
0.196
Gnomad NFE
AF:
0.0838
Gnomad OTH
AF:
0.101
GnomAD3 exomes
AF:
0.123
AC:
20007
AN:
162826
Hom.:
1550
AF XY:
0.124
AC XY:
10688
AN XY:
86250
show subpopulations
Gnomad AFR exome
AF:
0.0153
Gnomad AMR exome
AF:
0.187
Gnomad ASJ exome
AF:
0.105
Gnomad EAS exome
AF:
0.239
Gnomad SAS exome
AF:
0.165
Gnomad FIN exome
AF:
0.0987
Gnomad NFE exome
AF:
0.0849
Gnomad OTH exome
AF:
0.111
GnomAD4 exome
AF:
0.0933
AC:
130901
AN:
1403364
Hom.:
7456
Cov.:
33
AF XY:
0.0960
AC XY:
66496
AN XY:
692882
show subpopulations
Gnomad4 AFR exome
AF:
0.0146
Gnomad4 AMR exome
AF:
0.178
Gnomad4 ASJ exome
AF:
0.101
Gnomad4 EAS exome
AF:
0.249
Gnomad4 SAS exome
AF:
0.161
Gnomad4 FIN exome
AF:
0.0913
Gnomad4 NFE exome
AF:
0.0816
Gnomad4 OTH exome
AF:
0.103
GnomAD4 genome
AF:
0.0796
AC:
12124
AN:
152230
Hom.:
691
Cov.:
32
AF XY:
0.0833
AC XY:
6197
AN XY:
74412
show subpopulations
Gnomad4 AFR
AF:
0.0171
Gnomad4 AMR
AF:
0.130
Gnomad4 ASJ
AF:
0.0974
Gnomad4 EAS
AF:
0.230
Gnomad4 SAS
AF:
0.169
Gnomad4 FIN
AF:
0.0967
Gnomad4 NFE
AF:
0.0839
Gnomad4 OTH
AF:
0.106
Alfa
AF:
0.0810
Hom.:
104
Bravo
AF:
0.0808
Asia WGS
AF:
0.188
AC:
653
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxNov 10, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
3.8
DANN
Benign
0.81

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: rs3738047; hg19: chr1-226016633; COSMIC: COSV55301343; API