9-137728476-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_ModerateBP6_Moderate

The NM_024757.5(EHMT1):ā€‹c.770A>Gā€‹(p.His257Arg) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,878 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 6.8e-7 ( 0 hom. )

Consequence

EHMT1
NM_024757.5 missense

Scores

8
11

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 3.94
Variant links:
Genes affected
EHMT1 (HGNC:24650): (euchromatic histone lysine methyltransferase 1) The protein encoded by this gene is a histone methyltransferase that methylates the lysine-9 position of histone H3. This action marks the genomic region packaged with these methylated histones for transcriptional repression. This protein may be involved in the silencing of MYC- and E2F-responsive genes and therefore could play a role in the G0/G1 cell cycle transition. Defects in this gene are a cause of chromosome 9q subtelomeric deletion syndrome (9q-syndrome, also known as Kleefstra syndrome). Alternative splicing results in multiple transcript variants. [provided by RefSeq, Aug 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.16586992).
BP6
Variant 9-137728476-A-G is Benign according to our data. Variant chr9-137728476-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 582134.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
EHMT1NM_024757.5 linkuse as main transcriptc.770A>G p.His257Arg missense_variant 4/27 ENST00000460843.6 NP_079033.4 Q9H9B1-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
EHMT1ENST00000460843.6 linkuse as main transcriptc.770A>G p.His257Arg missense_variant 4/275 NM_024757.5 ENSP00000417980.1 Q9H9B1-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251488
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135920
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461878
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33

ClinVar

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

Submissions by phenotype

Kleefstra syndrome 1 Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpOct 31, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.17
BayesDel_addAF
Benign
-0.0037
T
BayesDel_noAF
Benign
-0.24
CADD
Benign
22
DANN
Uncertain
1.0
DEOGEN2
Benign
0.15
T;.;T;T;.
Eigen
Uncertain
0.29
Eigen_PC
Uncertain
0.31
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Uncertain
0.91
D;D;D;D;D
M_CAP
Benign
0.016
T
MetaRNN
Benign
0.17
T;T;T;T;T
MetaSVM
Benign
-0.47
T
MutationAssessor
Uncertain
2.2
M;M;.;.;.
PrimateAI
Uncertain
0.51
T
PROVEAN
Benign
-1.5
N;N;.;.;.
REVEL
Benign
0.12
Sift
Uncertain
0.028
D;T;.;.;.
Sift4G
Benign
0.73
T;T;.;.;.
Polyphen
0.77
P;D;.;.;.
Vest4
0.32
MutPred
0.15
Gain of phosphorylation at S259 (P = 0.0955);Gain of phosphorylation at S259 (P = 0.0955);Gain of phosphorylation at S259 (P = 0.0955);.;.;
MVP
0.64
MPC
0.096
ClinPred
0.38
T
GERP RS
4.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.11
gMVP
0.27

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: rs370539232; hg19: chr9-140622928; API