chr14-24139591-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_016049.4(EMC9):ā€‹c.299T>Cā€‹(p.Ile100Thr) variant causes a missense change. The variant allele was found at a frequency of 0.0000103 in 1,461,818 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.000010 ( 0 hom. )

Consequence

EMC9
NM_016049.4 missense

Scores

6
9
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.84
Variant links:
Genes affected
EMC9 (HGNC:20273): (ER membrane protein complex subunit 9) Contributes to membrane insertase activity. Involved in protein insertion into ER membrane by stop-transfer membrane-anchor sequence and tail-anchored membrane protein insertion into ER membrane. Located in cytoplasm. Part of EMC 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 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.831

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
EMC9NM_016049.4 linkuse as main transcriptc.299T>C p.Ile100Thr missense_variant 4/6 ENST00000216799.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
EMC9ENST00000216799.9 linkuse as main transcriptc.299T>C p.Ile100Thr missense_variant 4/61 NM_016049.4 P1
ENST00000558478.1 linkuse as main transcriptn.32+115A>G intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000318
AC:
8
AN:
251218
Hom.:
0
AF XY:
0.0000295
AC XY:
4
AN XY:
135782
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000163
Gnomad SAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1461818
Hom.:
0
Cov.:
32
AF XY:
0.0000138
AC XY:
10
AN XY:
727212
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.0000928
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.00000756
ExAC
AF:
0.0000494
AC:
6

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 GeneticsOct 05, 2022The c.299T>C (p.I100T) alteration is located in exon 4 (coding exon 3) of the EMC9 gene. This alteration results from a T to C substitution at nucleotide position 299, causing the isoleucine (I) at amino acid position 100 to be replaced by a threonine (T). 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
Uncertain
0.44
BayesDel_addAF
Uncertain
0.14
D
BayesDel_noAF
Pathogenic
0.22
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.18
T;T;T
Eigen
Pathogenic
0.82
Eigen_PC
Pathogenic
0.77
FATHMM_MKL
Pathogenic
0.98
D
M_CAP
Benign
0.022
T
MetaRNN
Pathogenic
0.83
D;D;D
MetaSVM
Uncertain
-0.14
T
MutationAssessor
Uncertain
2.0
.;M;M
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Pathogenic
0.84
D
PROVEAN
Uncertain
-3.5
D;D;D
REVEL
Uncertain
0.57
Sift
Uncertain
0.0030
D;D;D
Sift4G
Uncertain
0.015
D;D;D
Polyphen
1.0
.;D;D
Vest4
0.89
MutPred
0.75
.;Gain of catalytic residue at K99 (P = 0.0011);Gain of catalytic residue at K99 (P = 0.0011);
MVP
0.83
MPC
0.26
ClinPred
0.43
T
GERP RS
5.3
Varity_R
0.70
gMVP
0.71

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: rs747763077; hg19: chr14-24608800; API