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GeneBe

4-87844990-A-T

Variant summary

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

The NM_020203.6(MEPE):c.122A>T(p.Asn41Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000443 in 1,544,798 control chromosomes in the GnomAD database, including 6 homozygotes. 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 0.00091 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00039 ( 6 hom. )

Consequence

MEPE
NM_020203.6 missense

Scores

2
2
14

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.564
Variant links:
Genes affected
MEPE (HGNC:13361): (matrix extracellular phosphoglycoprotein) This gene encodes a secreted calcium-binding phosphoprotein that belongs to the small integrin-binding ligand, N-linked glycoprotein (SIBLING) family of proteins. Members of this family are components of the extracellular matrix of bone and dentin and regulate bone mineralization. Deficiency of a similar protein in mouse results in increased bone mass. Mice lacking this gene are resistant to aging-related trabecular bone loss. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2014]

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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 (MetaRNN=0.0057021677).
BP6
Variant 4-87844990-A-T is Benign according to our data. Variant chr4-87844990-A-T is described in ClinVar as [Benign]. Clinvar id is 3042443.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MEPENM_020203.6 linkuse as main transcriptc.122A>T p.Asn41Ile missense_variant 4/4 ENST00000361056.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MEPEENST00000361056.4 linkuse as main transcriptc.122A>T p.Asn41Ile missense_variant 4/41 NM_020203.6 P2Q9NQ76-1

Frequencies

GnomAD3 genomes
AF:
0.000893
AC:
136
AN:
152212
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00236
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00684
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00100
AC:
206
AN:
205346
Hom.:
2
AF XY:
0.00116
AC XY:
130
AN XY:
112448
show subpopulations
Gnomad AFR exome
AF:
0.00231
Gnomad AMR exome
AF:
0.000287
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000649
Gnomad SAS exome
AF:
0.00709
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000998
Gnomad OTH exome
AF:
0.000651
GnomAD4 exome
AF:
0.000392
AC:
546
AN:
1392468
Hom.:
6
Cov.:
30
AF XY:
0.000476
AC XY:
328
AN XY:
688868
show subpopulations
Gnomad4 AFR exome
AF:
0.00299
Gnomad4 AMR exome
AF:
0.000203
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00517
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000231
Gnomad4 OTH exome
AF:
0.000752
GnomAD4 genome
AF:
0.000912
AC:
139
AN:
152330
Hom.:
0
Cov.:
32
AF XY:
0.000846
AC XY:
63
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.00243
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00684
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000137
Hom.:
0
Bravo
AF:
0.000824
ESP6500AA
AF:
0.00182
AC:
8
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00122
AC:
148
Asia WGS
AF:
0.00635
AC:
22
AN:
3478

ClinVar

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

Submissions by phenotype

MEPE-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesJan 07, 2020This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.36
Cadd
Benign
14
Dann
Benign
0.96
DEOGEN2
Uncertain
0.43
T;.;.;T
Eigen
Benign
-0.29
Eigen_PC
Benign
-0.44
FATHMM_MKL
Benign
0.036
N
LIST_S2
Benign
0.78
T;T;T;.
MetaRNN
Benign
0.0057
T;T;T;T
MetaSVM
Benign
-0.86
T
MutationAssessor
Uncertain
2.0
M;.;.;M
MutationTaster
Benign
1.0
N;N;N;N;N;N;N
PrimateAI
Benign
0.37
T
PROVEAN
Pathogenic
-6.7
D;D;D;D
REVEL
Benign
0.064
Sift
Benign
0.038
D;D;D;D
Sift4G
Pathogenic
0.0010
D;D;D;D
Polyphen
0.86
P;.;.;P
Vest4
0.17
MVP
0.67
MPC
0.052
ClinPred
0.035
T
GERP RS
1.3
Varity_R
0.28
gMVP
0.14

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: rs138665285; hg19: chr4-88766142; API