chr20-34097422-G-A

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_003908.5(EIF2S2):​c.528C>T​(p.Tyr176=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000264 in 1,612,380 control chromosomes in the GnomAD database, including 4 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00019 ( 2 hom., cov: 32)
Exomes 𝑓: 0.00027 ( 2 hom. )

Consequence

EIF2S2
NM_003908.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.53
Variant links:
Genes affected
EIF2S2 (HGNC:3266): (eukaryotic translation initiation factor 2 subunit beta) Eukaryotic translation initiation factor 2 (EIF-2) functions in the early steps of protein synthesis by forming a ternary complex with GTP and initiator tRNA and binding to a 40S ribosomal subunit. EIF-2 is composed of three subunits, alpha, beta, and gamma, with the protein encoded by this gene representing the beta subunit. The beta subunit catalyzes the exchange of GDP for GTP, which recycles the EIF-2 complex for another round of initiation. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2015]
RALY (HGNC:15921): (RALY heterogeneous nuclear ribonucleoprotein) This gene encodes a member of the heterogeneous nuclear ribonucleoprotein (hnRNP) gene family. This protein may play a role in pre-mRNA splicing and in embryonic development. Alternate splicing results in multiple transcript variants. [provided by RefSeq, Sep 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.55).
BP6
Variant 20-34097422-G-A is Benign according to our data. Variant chr20-34097422-G-A is described in ClinVar as [Benign]. Clinvar id is 746894.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=2.53 with no splicing effect.
BS2
High AC in GnomAd4 at 29 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
EIF2S2NM_003908.5 linkuse as main transcriptc.528C>T p.Tyr176= synonymous_variant 5/9 ENST00000374980.3 NP_003899.2
EIF2S2NM_001316363.2 linkuse as main transcriptc.519C>T p.Tyr173= synonymous_variant 5/9 NP_001303292.1
EIF2S2NM_001316364.2 linkuse as main transcriptc.528C>T p.Tyr176= synonymous_variant 5/8 NP_001303293.1
EIF2S2XM_017028118.2 linkuse as main transcriptc.513C>T p.Tyr171= synonymous_variant 5/9 XP_016883607.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
EIF2S2ENST00000374980.3 linkuse as main transcriptc.528C>T p.Tyr176= synonymous_variant 5/91 NM_003908.5 ENSP00000364119 P1
RALYENST00000489384.1 linkuse as main transcriptn.83-10742G>A intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.000191
AC:
29
AN:
152142
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00476
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000599
AC:
150
AN:
250520
Hom.:
1
AF XY:
0.000702
AC XY:
95
AN XY:
135406
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.0000290
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00458
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000353
Gnomad OTH exome
AF:
0.000492
GnomAD4 exome
AF:
0.000272
AC:
397
AN:
1460120
Hom.:
2
Cov.:
30
AF XY:
0.000355
AC XY:
258
AN XY:
726480
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000448
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00361
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000486
Gnomad4 OTH exome
AF:
0.000415
GnomAD4 genome
AF:
0.000190
AC:
29
AN:
152260
Hom.:
2
Cov.:
32
AF XY:
0.000215
AC XY:
16
AN XY:
74454
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00477
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000112
Hom.:
0
Bravo
AF:
0.0000680
Asia WGS
AF:
0.00549
AC:
20
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

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 testingLabcorp Genetics (formerly Invitae), LabcorpMar 29, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.55
CADD
Benign
10
DANN
Benign
0.61
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs376277201; hg19: chr20-32685228; COSMIC: COSV66622206; API