X-141865468-T-C

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_138702.1(MAGEC3):​c.124-3T>C variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000178 in 1,204,703 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 82 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 2/2 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00022 ( 0 hom., 6 hem., cov: 22)
Exomes 𝑓: 0.00017 ( 0 hom. 76 hem. )

Consequence

MAGEC3
NM_138702.1 splice_region, intron

Scores

2
Splicing: ADA: 0.00007964
1

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.190
Variant links:
Genes affected
MAGEC3 (HGNC:23798): (MAGE family member C3) This gene is a member of the MAGEC gene family. The members of this family are not expressed in normal tissues, except for testis, and are expressed in tumors of various histological types. The MAGEC genes are clustered on chromosome Xq26-q27. Two transcript variants encoding distinct isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.94).
BP6
Variant X-141865468-T-C is Benign according to our data. Variant chrX-141865468-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 2661551.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 6 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MAGEC3NM_138702.1 linkuse as main transcriptc.124-3T>C splice_region_variant, intron_variant ENST00000298296.1 NP_619647.1 Q8TD91-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MAGEC3ENST00000298296.1 linkuse as main transcriptc.124-3T>C splice_region_variant, intron_variant 1 NM_138702.1 ENSP00000298296.1 Q8TD91-1

Frequencies

GnomAD3 genomes
AF:
0.000216
AC:
24
AN:
111168
Hom.:
0
Cov.:
22
AF XY:
0.000180
AC XY:
6
AN XY:
33390
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:
0.000453
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000231
AC:
41
AN:
177589
Hom.:
0
AF XY:
0.000241
AC XY:
15
AN XY:
62347
show subpopulations
Gnomad AFR exome
AF:
0.0000772
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:
0.0000634
Gnomad NFE exome
AF:
0.000479
Gnomad OTH exome
AF:
0.000230
GnomAD4 exome
AF:
0.000174
AC:
190
AN:
1093535
Hom.:
0
Cov.:
30
AF XY:
0.000211
AC XY:
76
AN XY:
359377
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:
0.0000496
Gnomad4 NFE exome
AF:
0.000217
Gnomad4 OTH exome
AF:
0.000131
GnomAD4 genome
AF:
0.000216
AC:
24
AN:
111168
Hom.:
0
Cov.:
22
AF XY:
0.000180
AC XY:
6
AN XY:
33390
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:
0.000453
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000864
Hom.:
1
Bravo
AF:
0.000132

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMar 01, 2023MAGEC3: BP4, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.94
CADD
Benign
0.50
DANN
Benign
0.33

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000080
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: rs200883685; hg19: chrX-140953254; COSMIC: COSV53581386; API