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GeneBe

1-40258100-A-C

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_StrongBS1_SupportingBS2

The ENST00000675937.1(ZMPSTE24):​c.-172A>C variant causes a 5 prime UTR, NMD transcript change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000992 in 1,134,620 control chromosomes in the GnomAD database, including 8 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0010 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00099 ( 8 hom. )

Consequence

ZMPSTE24
ENST00000675937.1 5_prime_UTR, NMD_transcript

Scores

2

Clinical Significance

Uncertain significance criteria provided, single submitter U:2

Conservation

PhyloP100: 0.244
Variant links:
Genes affected
ZMPSTE24 (HGNC:12877): (zinc metallopeptidase STE24) This gene encodes a member of the peptidase M48A family. The encoded protein is a zinc metalloproteinase involved in the two step post-translational proteolytic cleavage of carboxy terminal residues of farnesylated prelamin A to form mature lamin A. Mutations in this gene have been associated with mandibuloacral dysplasia and restrictive dermopathy. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BS1
Variant frequency is greater than expected in population eas. gnomad4 allele frequency = 0.00102 (152/148902) while in subpopulation EAS AF= 0.0243 (118/4848). AF 95% confidence interval is 0.0208. There are 0 homozygotes in gnomad4. There are 81 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck. Existence of Clinvar submissions makes me limit the strength of this signal to Supporting
BS2
High Homozygotes in GnomAdExome4 at 8 AD,AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ZMPSTE24ENST00000674703.1 linkuse as main transcriptc.-172A>C 5_prime_UTR_variant, NMD_transcript_variant 1/11
ZMPSTE24ENST00000675937.1 linkuse as main transcriptc.-172A>C 5_prime_UTR_variant, NMD_transcript_variant 1/11

Frequencies

GnomAD3 genomes
AF:
0.00101
AC:
151
AN:
148776
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000466
Gnomad ASJ
AF:
0.00555
Gnomad EAS
AF:
0.0243
Gnomad SAS
AF:
0.000441
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000448
Gnomad OTH
AF:
0.000976
GnomAD4 exome
AF:
0.000988
AC:
974
AN:
985718
Hom.:
8
Cov.:
13
AF XY:
0.00103
AC XY:
510
AN XY:
496998
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00344
Gnomad4 EAS exome
AF:
0.0218
Gnomad4 SAS exome
AF:
0.0000909
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000454
Gnomad4 OTH exome
AF:
0.00167
GnomAD4 genome
AF:
0.00102
AC:
152
AN:
148902
Hom.:
0
Cov.:
32
AF XY:
0.00111
AC XY:
81
AN XY:
72742
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000465
Gnomad4 ASJ
AF:
0.00555
Gnomad4 EAS
AF:
0.0243
Gnomad4 SAS
AF:
0.000440
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000448
Gnomad4 OTH
AF:
0.00145
Bravo
AF:
0.00102
Asia WGS
AF:
0.00866
AC:
30
AN:
3478

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Lethal tight skin contracture syndrome Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -
Mandibuloacral dysplasia Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
9.4
DANN
Benign
0.72

Splicing

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: rs151221982; hg19: chr1-40723772; API