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rs113994157

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001039958.2(MESP2):c.385A>G(p.Ile129Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,226 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. I129F) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)

Consequence

MESP2
NM_001039958.2 missense

Scores

5
10
4

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.31
Variant links:
Genes affected
MESP2 (HGNC:29659): (mesoderm posterior bHLH transcription factor 2) This gene encodes a member of the bHLH family of transcription factors and plays a key role in defining the rostrocaudal patterning of somites via interactions with multiple Notch signaling pathways. This gene is expressed in the anterior presomitic mesoderm and is downregulated immediately after the formation of segmented somites. This gene also plays a role in the formation of epithelial somitic mesoderm and cardiac mesoderm. Mutations in the MESP2 gene cause autosomal recessive spondylocostal dystosis 2 (SCD02). [provided by RefSeq, Oct 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MESP2NM_001039958.2 linkuse as main transcriptc.385A>G p.Ile129Val missense_variant 1/2 ENST00000341735.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MESP2ENST00000341735.5 linkuse as main transcriptc.385A>G p.Ile129Val missense_variant 1/21 NM_001039958.2 P1
MESP2ENST00000560219.2 linkuse as main transcriptc.31-1323A>G intron_variant 1
MESP2ENST00000558723.1 linkuse as main transcriptn.39-1323A>G intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152226
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.00000577
AC:
1
AN:
173200
Hom.:
0
AF XY:
0.0000103
AC XY:
1
AN XY:
97308
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000404
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
Cov.:
30
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152226
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74370
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
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
ExAC
AF:
0.00000835
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.48
BayesDel_addAF
Pathogenic
0.20
D
BayesDel_noAF
Uncertain
0.050
Cadd
Benign
23
Dann
Uncertain
0.99
DEOGEN2
Uncertain
0.69
D
Eigen
Uncertain
0.29
Eigen_PC
Benign
0.21
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Uncertain
0.93
D
M_CAP
Pathogenic
0.89
D
MetaRNN
Uncertain
0.60
D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Benign
2.0
M
MutationTaster
Benign
0.99
D;D
PrimateAI
Pathogenic
0.92
D
PROVEAN
Benign
-0.76
N
REVEL
Pathogenic
0.72
Sift
Uncertain
0.0040
D
Sift4G
Uncertain
0.032
D
Polyphen
0.92
P
Vest4
0.30
MutPred
0.49
Gain of MoRF binding (P = 0.1019);
MVP
0.88
MPC
1.3
ClinPred
0.85
D
GERP RS
3.6
Varity_R
0.51
gMVP
0.34

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: rs113994157; hg19: chr15-90319973; API