X-129752356-C-T

Variant summary

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

The NM_003399.6(XPNPEP2):​c.1017+11C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000646 in 1,205,817 control chromosomes in the GnomAD database, including 3 homozygotes. There are 226 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0032 ( 0 hom., 107 hem., cov: 23)
Exomes 𝑓: 0.00039 ( 3 hom. 119 hem. )

Consequence

XPNPEP2
NM_003399.6 intron

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.437
Variant links:
Genes affected
XPNPEP2 (HGNC:12823): (X-prolyl aminopeptidase 2) Aminopeptidase P is a hydrolase specific for N-terminal imido bonds, which are common to several collagen degradation products, neuropeptides, vasoactive peptides, and cytokines. Structurally, the enzyme is a member of the 'pita bread fold' family and occurs in mammalian tissues in both soluble and GPI-anchored membrane-bound forms. A membrane-bound and soluble form of this enzyme have been identified as products of two separate genes. [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=-0.83).
BP6
Variant X-129752356-C-T is Benign according to our data. Variant chrX-129752356-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 383219.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 107 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
XPNPEP2NM_003399.6 linkuse as main transcriptc.1017+11C>T intron_variant ENST00000371106.4 NP_003390.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
XPNPEP2ENST00000371106.4 linkuse as main transcriptc.1017+11C>T intron_variant 1 NM_003399.6 ENSP00000360147 P1

Frequencies

GnomAD3 genomes
AF:
0.00317
AC:
355
AN:
111874
Hom.:
0
Cov.:
23
AF XY:
0.00311
AC XY:
106
AN XY:
34056
show subpopulations
Gnomad AFR
AF:
0.0110
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00114
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000369
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000188
Gnomad OTH
AF:
0.00132
GnomAD3 exomes
AF:
0.000940
AC:
167
AN:
177616
Hom.:
0
AF XY:
0.000697
AC XY:
44
AN XY:
63102
show subpopulations
Gnomad AFR exome
AF:
0.0113
Gnomad AMR exome
AF:
0.000591
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000112
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000227
GnomAD4 exome
AF:
0.000387
AC:
423
AN:
1093890
Hom.:
3
Cov.:
31
AF XY:
0.000331
AC XY:
119
AN XY:
359598
show subpopulations
Gnomad4 AFR exome
AF:
0.0130
Gnomad4 AMR exome
AF:
0.000571
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000748
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000477
Gnomad4 OTH exome
AF:
0.00115
GnomAD4 genome
AF:
0.00318
AC:
356
AN:
111927
Hom.:
0
Cov.:
23
AF XY:
0.00314
AC XY:
107
AN XY:
34119
show subpopulations
Gnomad4 AFR
AF:
0.0110
Gnomad4 AMR
AF:
0.00114
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000370
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000188
Gnomad4 OTH
AF:
0.00131
Alfa
AF:
0.00204
Hom.:
7
Bravo
AF:
0.00379

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxFeb 04, 2016This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
4.7
DANN
Benign
0.42

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs192592840; hg19: chrX-128886332; API