2-232483410-C-A

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 2P and 16B. PM2BP4_StrongBP6_Very_StrongBS1

The NM_004826.4(ECEL1):​c.1506+6G>T variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000151 in 1,601,900 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00019 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00015 ( 1 hom. )

Consequence

ECEL1
NM_004826.4 splice_region, intron

Scores

2
Splicing: ADA: 0.00001587
2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.254
Variant links:
Genes affected
ECEL1 (HGNC:3147): (endothelin converting enzyme like 1) This gene encodes a member of the M13 family of endopeptidases. Members of this family are zinc-containing type II integral-membrane proteins that are important regulators of neuropeptide and peptide hormone activity. Mutations in this gene are associated with autosomal recessive distal arthrogryposis, type 5D. This gene has multiple pseudogenes on chromosome 2. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Mar 2014]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP6
Variant 2-232483410-C-A is Benign according to our data. Variant chr2-232483410-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 435019.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population eas. gnomad4 allele frequency = 0.00019 (29/152286) while in subpopulation EAS AF= 0.0056 (29/5176). AF 95% confidence interval is 0.00401. There are 0 homozygotes in gnomad4. There are 20 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ECEL1NM_004826.4 linkuse as main transcriptc.1506+6G>T splice_region_variant, intron_variant ENST00000304546.6 NP_004817.2 O95672-1A0A6F7YIA8
ECEL1NM_001290787.2 linkuse as main transcriptc.1506+6G>T splice_region_variant, intron_variant NP_001277716.1 O95672-2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ECEL1ENST00000304546.6 linkuse as main transcriptc.1506+6G>T splice_region_variant, intron_variant 1 NM_004826.4 ENSP00000302051.1 O95672-1
ECEL1ENST00000409941.1 linkuse as main transcriptc.1506+6G>T splice_region_variant, intron_variant 1 ENSP00000386333.1 O95672-2
ECEL1ENST00000482346.1 linkuse as main transcriptn.1817+6G>T splice_region_variant, intron_variant 2

Frequencies

GnomAD3 genomes
AF:
0.000191
AC:
29
AN:
152168
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00559
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000517
AC:
124
AN:
239636
Hom.:
0
AF XY:
0.000455
AC XY:
59
AN XY:
129570
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00674
Gnomad SAS exome
AF:
0.0000352
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000917
Gnomad OTH exome
AF:
0.000172
GnomAD4 exome
AF:
0.000147
AC:
213
AN:
1449614
Hom.:
1
Cov.:
32
AF XY:
0.000143
AC XY:
103
AN XY:
720816
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00510
Gnomad4 SAS exome
AF:
0.0000356
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.000134
GnomAD4 genome
AF:
0.000190
AC:
29
AN:
152286
Hom.:
0
Cov.:
33
AF XY:
0.000269
AC XY:
20
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00560
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000854
Hom.:
0
Bravo
AF:
0.000298
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoNov 20, 2015- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
13
DANN
Benign
0.33

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000016
dbscSNV1_RF
Benign
0.0
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: rs72482107; hg19: chr2-233348120; API