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X-123885777-G-T

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BP4_ModerateBP6_ModerateBS2

The NM_001167.4(XIAP):c.115G>T(p.Gly39Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000612 in 1,210,133 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 29 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 12/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.000045 ( 0 hom., 2 hem., cov: 23)
Exomes 𝑓: 0.000063 ( 0 hom. 27 hem. )

Consequence

XIAP
NM_001167.4 missense

Scores

1
3
13

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.05
Variant links:
Genes affected
XIAP (HGNC:592): (X-linked inhibitor of apoptosis) This gene encodes a protein that belongs to a family of apoptotic suppressor proteins. Members of this family share a conserved motif termed, baculovirus IAP repeat, which is necessary for their anti-apoptotic function. This protein functions through binding to tumor necrosis factor receptor-associated factors TRAF1 and TRAF2 and inhibits apoptosis induced by menadione, a potent inducer of free radicals, and interleukin 1-beta converting enzyme. This protein also inhibits at least two members of the caspase family of cell-death proteases, caspase-3 and caspase-7. Mutations in this gene are the cause of X-linked lymphoproliferative syndrome. Alternate splicing results in multiple transcript variants. Pseudogenes of this gene are found on chromosomes 2 and 11.[provided by RefSeq, Feb 2011]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.19457468).
BP6
Variant X-123885777-G-T is Benign according to our data. Variant chrX-123885777-G-T is described in ClinVar as [Benign]. Clinvar id is 742434.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd at 2 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
XIAPNM_001167.4 linkuse as main transcriptc.115G>T p.Gly39Cys missense_variant 2/7 ENST00000371199.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
XIAPENST00000371199.8 linkuse as main transcriptc.115G>T p.Gly39Cys missense_variant 2/71 NM_001167.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000447
AC:
5
AN:
111973
Hom.:
0
Cov.:
23
AF XY:
0.0000586
AC XY:
2
AN XY:
34139
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000959
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:
0.0000752
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000327
AC:
6
AN:
183267
Hom.:
0
AF XY:
0.0000442
AC XY:
3
AN XY:
67839
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:
0.0000611
Gnomad OTH exome
AF:
0.000221
GnomAD4 exome
AF:
0.0000628
AC:
69
AN:
1098160
Hom.:
0
Cov.:
31
AF XY:
0.0000743
AC XY:
27
AN XY:
363514
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000284
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000185
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000772
Gnomad4 OTH exome
AF:
0.0000434
GnomAD4 genome
AF:
0.0000447
AC:
5
AN:
111973
Hom.:
0
Cov.:
23
AF XY:
0.0000586
AC XY:
2
AN XY:
34139
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000959
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000752
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000529
ExAC
AF:
0.0000330
AC:
4
EpiCase
AF:
0.000109
EpiControl
AF:
0.000237

ClinVar

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

Submissions by phenotype

X-linked lymphoproliferative disease due to XIAP deficiency Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeMar 08, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.077
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.46
Cadd
Benign
18
Dann
Uncertain
0.99
DEOGEN2
Benign
0.23
T;.;T;T
FATHMM_MKL
Benign
0.75
D
LIST_S2
Benign
0.17
T;T;.;.
M_CAP
Pathogenic
0.37
D
MetaRNN
Benign
0.19
T;T;T;T
MetaSVM
Benign
-0.77
T
MutationAssessor
Benign
1.1
L;.;L;L
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.38
T
PROVEAN
Uncertain
-2.7
D;D;D;D
REVEL
Benign
0.23
Sift
Uncertain
0.0030
D;D;D;D
Sift4G
Benign
0.074
T;T;T;T
Polyphen
0.41
B;.;B;B
Vest4
0.10
MVP
0.27
MPC
0.24
ClinPred
0.18
T
GERP RS
4.6
Varity_R
0.72
gMVP
0.61

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: rs775237858; hg19: chrX-123019627; API