rs11042902

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBA1

The NM_130385.4(IRAG1):​c.226-5G>A variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.281 in 1,585,126 control chromosomes in the GnomAD database, including 66,537 homozygotes. In-silico tool predicts a benign outcome for this variant. 2/3 splice prediction tools predict no significant impact on normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.25 ( 5378 hom., cov: 31)
Exomes 𝑓: 0.28 ( 61159 hom. )

Consequence

IRAG1
NM_130385.4 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.06107
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.0510
Variant links:
Genes affected
IRAG1 (HGNC:7237): (inositol 1,4,5-triphosphate receptor associated 1) This gene is similar to a putative mouse tumor suppressor gene (Mrvi1) that is frequently disrupted by mouse AIDS-related virus (MRV). The encoded protein, which is found in the membrane of the endoplasmic reticulum, is similar to Jaw1, a lymphoid-restricted protein whose expression is down-regulated during lymphoid differentiation. This protein is a substrate of cGMP-dependent kinase-1 (PKG1) that can function as a regulator of IP3-induced calcium release. Studies in mouse suggest that MRV integration at Mrvi1 induces myeloid leukemia by altering the expression of a gene important for myeloid cell growth and/or differentiation, and thus this gene may function as a myeloid leukemia tumor suppressor gene. Several alternatively spliced transcript variants encoding different isoforms have been found for this gene, and alternative translation start sites, including a non-AUG (CUG) start site, are used. [provided by RefSeq, May 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.71).
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.301 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
IRAG1NM_130385.4 linkuse as main transcriptc.226-5G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000423302.7 NP_569056.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
IRAG1ENST00000423302.7 linkuse as main transcriptc.226-5G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 2 NM_130385.4 ENSP00000412130 P2Q9Y6F6-7

Frequencies

GnomAD3 genomes
AF:
0.254
AC:
38581
AN:
151808
Hom.:
5380
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.194
Gnomad AMI
AF:
0.420
Gnomad AMR
AF:
0.213
Gnomad ASJ
AF:
0.306
Gnomad EAS
AF:
0.0201
Gnomad SAS
AF:
0.171
Gnomad FIN
AF:
0.341
Gnomad MID
AF:
0.304
Gnomad NFE
AF:
0.305
Gnomad OTH
AF:
0.249
GnomAD3 exomes
AF:
0.247
AC:
56221
AN:
227246
Hom.:
7863
AF XY:
0.249
AC XY:
30556
AN XY:
122616
show subpopulations
Gnomad AFR exome
AF:
0.199
Gnomad AMR exome
AF:
0.152
Gnomad ASJ exome
AF:
0.305
Gnomad EAS exome
AF:
0.0223
Gnomad SAS exome
AF:
0.159
Gnomad FIN exome
AF:
0.346
Gnomad NFE exome
AF:
0.317
Gnomad OTH exome
AF:
0.276
GnomAD4 exome
AF:
0.283
AC:
406074
AN:
1433200
Hom.:
61159
Cov.:
24
AF XY:
0.281
AC XY:
199911
AN XY:
712534
show subpopulations
Gnomad4 AFR exome
AF:
0.193
Gnomad4 AMR exome
AF:
0.158
Gnomad4 ASJ exome
AF:
0.304
Gnomad4 EAS exome
AF:
0.0115
Gnomad4 SAS exome
AF:
0.159
Gnomad4 FIN exome
AF:
0.338
Gnomad4 NFE exome
AF:
0.308
Gnomad4 OTH exome
AF:
0.268
GnomAD4 genome
AF:
0.254
AC:
38590
AN:
151926
Hom.:
5378
Cov.:
31
AF XY:
0.253
AC XY:
18771
AN XY:
74236
show subpopulations
Gnomad4 AFR
AF:
0.194
Gnomad4 AMR
AF:
0.213
Gnomad4 ASJ
AF:
0.306
Gnomad4 EAS
AF:
0.0200
Gnomad4 SAS
AF:
0.172
Gnomad4 FIN
AF:
0.341
Gnomad4 NFE
AF:
0.305
Gnomad4 OTH
AF:
0.250
Alfa
AF:
0.291
Hom.:
10301
Bravo
AF:
0.244
Asia WGS
AF:
0.103
AC:
359
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.71
CADD
Benign
4.3
DANN
Benign
0.79

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.061
dbscSNV1_RF
Benign
0.57
SpliceAI score (max)
0.97
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.97
Position offset: -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: rs11042902; hg19: chr11-10655623; COSMIC: COSV70212057; COSMIC: COSV70212057; API