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GeneBe

X-136648278-C-G

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_000074.3(CD40LG):c.30C>G(p.Pro10=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000158 in 1,202,417 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 6 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.000090 ( 0 hom., 4 hem., cov: 22)
Exomes 𝑓: 0.0000082 ( 0 hom. 2 hem. )

Consequence

CD40LG
NM_000074.3 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.12
Variant links:
Genes affected
CD40LG (HGNC:11935): (CD40 ligand) The protein encoded by this gene is expressed on the surface of T cells. It regulates B cell function by engaging CD40 on the B cell surface. A defect in this gene results in an inability to undergo immunoglobulin class switch and is associated with hyper-IgM syndrome. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant X-136648278-C-G is Benign according to our data. Variant chrX-136648278-C-G is described in ClinVar as [Benign]. Clinvar id is 1166665.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-2.12 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0000899 (10/111259) while in subpopulation AFR AF= 0.000261 (8/30659). AF 95% confidence interval is 0.00013. There are 0 homozygotes in gnomad4. There are 4 alleles in male gnomad4 subpopulation. Median coverage is 22. This position pass quality control queck.
BS2
High Hemizygotes in GnomAd at 4 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CD40LGNM_000074.3 linkuse as main transcriptc.30C>G p.Pro10= synonymous_variant 1/5 ENST00000370629.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CD40LGENST00000370629.7 linkuse as main transcriptc.30C>G p.Pro10= synonymous_variant 1/51 NM_000074.3 P1

Frequencies

GnomAD3 genomes
AF:
0.0000899
AC:
10
AN:
111208
Hom.:
0
Cov.:
22
AF XY:
0.000120
AC XY:
4
AN XY:
33394
show subpopulations
Gnomad AFR
AF:
0.000262
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000192
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000437
AC:
8
AN:
183257
Hom.:
0
AF XY:
0.0000295
AC XY:
2
AN XY:
67755
show subpopulations
Gnomad AFR exome
AF:
0.000608
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000825
AC:
9
AN:
1091158
Hom.:
0
Cov.:
28
AF XY:
0.00000561
AC XY:
2
AN XY:
356794
show subpopulations
Gnomad4 AFR exome
AF:
0.000343
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000899
AC:
10
AN:
111259
Hom.:
0
Cov.:
22
AF XY:
0.000120
AC XY:
4
AN XY:
33455
show subpopulations
Gnomad4 AFR
AF:
0.000261
Gnomad4 AMR
AF:
0.000191
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000868
Hom.:
1
Bravo
AF:
0.000162

ClinVar

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

Submissions by phenotype

Hyper-IgM syndrome type 1 Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeNov 04, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
Cadd
Benign
0.85
Dann
Benign
0.37

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: rs375387574; hg19: chrX-135730437; API