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rs137852510

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 4P and 1B. PM2PM5BP4

The NM_000206.3(IL2RG):ā€‹c.878T>Cā€‹(p.Leu293Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000166 in 1,203,819 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. L293Q) has been classified as Pathogenic.

Frequency

Genomes: š‘“ 0.0000089 ( 0 hom., 0 hem., cov: 23)
Exomes š‘“: 9.2e-7 ( 0 hom. 1 hem. )

Consequence

IL2RG
NM_000206.3 missense

Scores

3
4
10

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.88
Variant links:
Genes affected
IL2RG (HGNC:6010): (interleukin 2 receptor subunit gamma) The protein encoded by this gene is an important signaling component of many interleukin receptors, including those of interleukin -2, -4, -7 and -21, and is thus referred to as the common gamma chain. Mutations in this gene cause X-linked severe combined immunodeficiency (XSCID), as well as X-linked combined immunodeficiency (XCID), a less severe immunodeficiency disorder. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chrX-71108323-A-T is described in ClinVar as [Pathogenic]. Clinvar id is 10023.Status of the report is criteria_provided_single_submitter, 1 stars.
BP4
Computational evidence support a benign effect (MetaRNN=0.36011288).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IL2RGNM_000206.3 linkuse as main transcriptc.878T>C p.Leu293Pro missense_variant 7/8 ENST00000374202.7
IL2RGXM_047442089.1 linkuse as main transcriptc.781T>C p.Ter261ArgextTer3 stop_lost 6/7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IL2RGENST00000374202.7 linkuse as main transcriptc.878T>C p.Leu293Pro missense_variant 7/81 NM_000206.3 P1P31785-1

Frequencies

GnomAD3 genomes
AF:
0.00000894
AC:
1
AN:
111799
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
33949
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000188
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000545
AC:
1
AN:
183457
Hom.:
0
AF XY:
0.0000147
AC XY:
1
AN XY:
67887
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000122
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
9.16e-7
AC:
1
AN:
1092020
Hom.:
0
Cov.:
28
AF XY:
0.00000280
AC XY:
1
AN XY:
357634
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000120
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000894
AC:
1
AN:
111799
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
33949
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000188
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000113

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.23
BayesDel_addAF
Pathogenic
0.30
D
BayesDel_noAF
Pathogenic
0.19
CADD
Benign
22
DANN
Benign
0.79
DEOGEN2
Benign
0.36
T;.;.
FATHMM_MKL
Benign
0.69
D
LIST_S2
Benign
0.78
T;T;T
M_CAP
Pathogenic
0.39
D
MetaRNN
Benign
0.36
T;T;T
MetaSVM
Uncertain
0.46
D
MutationAssessor
Benign
0.99
L;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.59
T
PROVEAN
Benign
1.1
N;N;N
REVEL
Uncertain
0.54
Sift
Benign
0.11
T;D;T
Sift4G
Uncertain
0.020
D;D;D
Polyphen
0.98
D;B;.
Vest4
0.51
MutPred
0.58
Gain of disorder (P = 0.0052);.;.;
MVP
0.98
MPC
1.8
ClinPred
0.44
T
GERP RS
3.9
Varity_R
0.19
gMVP
0.73

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: rs137852510; hg19: chrX-70328173; API