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GeneBe

12-6917572-A-C

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_001975.3(ENO2):c.311-9A>C variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000279 in 1,610,940 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0015 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00016 ( 1 hom. )

Consequence

ENO2
NM_001975.3 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.0001823
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.419
Variant links:
Genes affected
ENO2 (HGNC:3353): (enolase 2) This gene encodes one of the three enolase isoenzymes found in mammals. This isoenzyme, a homodimer, is found in mature neurons and cells of neuronal origin. A switch from alpha enolase to gamma enolase occurs in neural tissue during development in rats and primates. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.67).
BP6
Variant 12-6917572-A-C is Benign according to our data. Variant chr12-6917572-A-C is described in ClinVar as [Benign]. Clinvar id is 785391.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ENO2NM_001975.3 linkuse as main transcriptc.311-9A>C splice_polypyrimidine_tract_variant, intron_variant ENST00000229277.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ENO2ENST00000229277.6 linkuse as main transcriptc.311-9A>C splice_polypyrimidine_tract_variant, intron_variant 1 NM_001975.3 P1P09104-1

Frequencies

GnomAD3 genomes
AF:
0.00145
AC:
221
AN:
152090
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00493
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000981
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:
0.00
Gnomad OTH
AF:
0.000956
GnomAD3 exomes
AF:
0.000383
AC:
95
AN:
248244
Hom.:
0
AF XY:
0.000328
AC XY:
44
AN XY:
134064
show subpopulations
Gnomad AFR exome
AF:
0.00480
Gnomad AMR exome
AF:
0.000436
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000892
Gnomad OTH exome
AF:
0.000165
GnomAD4 exome
AF:
0.000156
AC:
227
AN:
1458734
Hom.:
1
Cov.:
32
AF XY:
0.000156
AC XY:
113
AN XY:
725570
show subpopulations
Gnomad4 AFR exome
AF:
0.00529
Gnomad4 AMR exome
AF:
0.000404
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000699
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.000382
GnomAD4 genome
AF:
0.00146
AC:
222
AN:
152206
Hom.:
0
Cov.:
32
AF XY:
0.00145
AC XY:
108
AN XY:
74420
show subpopulations
Gnomad4 AFR
AF:
0.00494
Gnomad4 AMR
AF:
0.000980
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000946
Alfa
AF:
0.000756
Hom.:
0
Bravo
AF:
0.00161
Asia WGS
AF:
0.000289
AC:
1
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 testingInvitaeMay 24, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.67
Cadd
Benign
13
Dann
Benign
0.89

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00018
dbscSNV1_RF
Benign
0.056
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: rs141344525; hg19: chr12-7026736; API