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chr12-25079707-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001366544.2(IRAG2):​c.188C>T​(p.Ser63Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000123 in 1,613,980 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 11/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00017 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00012 ( 0 hom. )

Consequence

IRAG2
NM_001366544.2 missense

Scores

1
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.999
Variant links:
Genes affected
IRAG2 (HGNC:6690): (inositol 1,4,5-triphosphate receptor associated 2) The protein encode dby this gene is expressed in a developmentally regulated manner in lymphoid cell lines and tissues. The protein is localized to the cytoplasmic face of the endoplasmic reticulum. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.011064291).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IRAG2NM_001366544.2 linkuse as main transcriptc.188C>T p.Ser63Leu missense_variant 9/22 ENST00000556887.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IRAG2ENST00000556887.6 linkuse as main transcriptc.188C>T p.Ser63Leu missense_variant 9/225 NM_001366544.2 Q12912-2

Frequencies

GnomAD3 genomes
AF:
0.000171
AC:
26
AN:
152118
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00461
Gnomad EAS
AF:
0.00116
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000203
AC:
51
AN:
251312
Hom.:
0
AF XY:
0.000199
AC XY:
27
AN XY:
135806
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00338
Gnomad EAS exome
AF:
0.000598
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000440
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.000118
AC:
173
AN:
1461744
Hom.:
0
Cov.:
30
AF XY:
0.000106
AC XY:
77
AN XY:
727170
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00333
Gnomad4 EAS exome
AF:
0.000857
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000288
Gnomad4 OTH exome
AF:
0.000298
GnomAD4 genome
AF:
0.000171
AC:
26
AN:
152236
Hom.:
0
Cov.:
32
AF XY:
0.000161
AC XY:
12
AN XY:
74428
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00461
Gnomad4 EAS
AF:
0.00116
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000246
Hom.:
0
Bravo
AF:
0.000162
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000349
AC:
3
ExAC
AF:
0.000189
AC:
23
Asia WGS
AF:
0.000867
AC:
3
AN:
3476
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJun 11, 2021The c.188C>T (p.S63L) alteration is located in exon 8 (coding exon 4) of the LRMP gene. This alteration results from a C to T substitution at nucleotide position 188, causing the serine (S) at amino acid position 63 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.48
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
13
DANN
Uncertain
0.98
Eigen
Benign
-0.28
Eigen_PC
Benign
-0.34
FATHMM_MKL
Benign
0.19
N
LIST_S2
Benign
0.75
T;T;T;.;T;.;T;T
M_CAP
Benign
0.0089
T
MetaRNN
Benign
0.011
T;T;T;T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.31
T
Vest4
0.17, 0.20, 0.21, 0.18
MVP
0.22
MPC
0.21
ClinPred
0.13
T
GERP RS
4.5
gMVP
0.11

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: rs76425591; hg19: chr12-25232641; API