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GeneBe

7-7572930-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_019005.4(MIOS):c.455C>A(p.Thr152Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000684 in 1,461,834 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000068 ( 0 hom. )

Consequence

MIOS
NM_019005.4 missense

Scores

18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.47
Variant links:
Genes affected
MIOS (HGNC:21905): (meiosis regulator for oocyte development) Involved in cellular response to amino acid starvation; positive regulation of TOR signaling; and protein-containing complex localization. Located in several cellular components, including cytosol; lysosomal membrane; and nucleoplasm. Part of GATOR2 complex. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.07758081).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MIOSNM_019005.4 linkuse as main transcriptc.455C>A p.Thr152Asn missense_variant 4/13 ENST00000340080.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MIOSENST00000340080.9 linkuse as main transcriptc.455C>A p.Thr152Asn missense_variant 4/131 NM_019005.4 P1Q9NXC5-1
MIOSENST00000405785.5 linkuse as main transcriptc.455C>A p.Thr152Asn missense_variant 3/125 P1Q9NXC5-1
MIOSENST00000456533.1 linkuse as main transcriptc.455C>A p.Thr152Asn missense_variant 2/23
MIOSENST00000433635.1 linkuse as main transcript downstream_gene_variant 2

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000802
AC:
2
AN:
249306
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135272
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000579
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
AF:
0.00000684
AC:
10
AN:
1461834
Hom.:
0
Cov.:
31
AF XY:
0.00000413
AC XY:
3
AN XY:
727222
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000719
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.00000756
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ExAC
AF:
0.00000828
AC:
1

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 06, 2021The c.455C>A (p.T152N) alteration is located in exon 4 (coding exon 1) of the MIOS gene. This alteration results from a C to A substitution at nucleotide position 455, causing the threonine (T) at amino acid position 152 to be replaced by an asparagine (N). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.078
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.53
Cadd
Benign
18
Dann
Benign
0.95
DEOGEN2
Benign
0.033
T;T;T
Eigen
Benign
-0.32
Eigen_PC
Benign
-0.16
FATHMM_MKL
Benign
0.59
D
M_CAP
Benign
0.0045
T
MetaRNN
Benign
0.078
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.55
N;N;.
MutationTaster
Benign
0.79
N;N
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-0.51
N;N;N
REVEL
Benign
0.032
Sift
Benign
0.20
T;T;D
Sift4G
Benign
0.54
T;T;T
Polyphen
0.0020
B;B;.
Vest4
0.25
MutPred
0.32
Loss of phosphorylation at T152 (P = 0.0722);Loss of phosphorylation at T152 (P = 0.0722);Loss of phosphorylation at T152 (P = 0.0722);
MVP
0.18
MPC
0.28
ClinPred
0.074
T
GERP RS
3.9
Varity_R
0.11
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: rs767881518; hg19: chr7-7612561; API