1-170167582-G-A

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001136107.2(NTMT2):​c.677G>A​(p.Arg226Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000168 in 1,551,558 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

NTMT2
NM_001136107.2 missense

Scores

1
1
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.38

Publications

1 publications found
Variant links:
Genes affected
NTMT2 (HGNC:31932): (N-terminal Xaa-Pro-Lys N-methyltransferase 2) Enables N-terminal protein N-methyltransferase activity. Involved in N-terminal protein amino acid methylation. Located in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.14429477).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001136107.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
NTMT2
NM_001136107.2
MANE Select
c.677G>Ap.Arg226Gln
missense
Exon 4 of 4NP_001129579.1Q5VVY1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
NTMT2
ENST00000439373.3
TSL:1 MANE Select
c.677G>Ap.Arg226Gln
missense
Exon 4 of 4ENSP00000408058.3Q5VVY1
NTMT2
ENST00000962802.1
c.629G>Ap.Arg210Gln
missense
Exon 4 of 4ENSP00000632861.1
NTMT2
ENST00000367764.3
TSL:5
n.*19G>A
downstream_gene
N/A

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152160
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000145
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000383
AC:
6
AN:
156564
AF XY:
0.0000241
show subpopulations
Gnomad AFR exome
AF:
0.000126
Gnomad AMR exome
AF:
0.0000810
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000330
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000129
AC:
18
AN:
1399398
Hom.:
0
Cov.:
31
AF XY:
0.0000116
AC XY:
8
AN XY:
690204
show subpopulations
African (AFR)
AF:
0.0000316
AC:
1
AN:
31598
American (AMR)
AF:
0.0000560
AC:
2
AN:
35704
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
25182
East Asian (EAS)
AF:
0.00
AC:
0
AN:
35738
South Asian (SAS)
AF:
0.0000252
AC:
2
AN:
79230
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
49276
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5698
European-Non Finnish (NFE)
AF:
0.0000120
AC:
13
AN:
1078970
Other (OTH)
AF:
0.00
AC:
0
AN:
58002
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.481
Heterozygous variant carriers
0
1
3
4
6
7
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152160
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74328
show subpopulations
African (AFR)
AF:
0.000145
AC:
6
AN:
41416
American (AMR)
AF:
0.00
AC:
0
AN:
15276
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5196
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4828
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10624
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
314
European-Non Finnish (NFE)
AF:
0.0000294
AC:
2
AN:
68036
Other (OTH)
AF:
0.00
AC:
0
AN:
2086
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.488
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.0000823
Hom.:
0
Bravo
AF:
0.0000378
ExAC
AF:
0.0000393
AC:
1

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.43
T
BayesDel_noAF
Benign
-0.61
CADD
Benign
21
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.0012
T
Eigen
Benign
0.14
Eigen_PC
Benign
0.11
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Benign
0.65
T
M_CAP
Benign
0.015
T
MetaRNN
Benign
0.14
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.4
L
PhyloP100
3.4
PrimateAI
Benign
0.22
T
PROVEAN
Benign
0.080
N
REVEL
Benign
0.17
Sift
Benign
0.29
T
Sift4G
Benign
0.30
T
Polyphen
1.0
D
Vest4
0.093
MVP
0.030
ClinPred
0.14
T
GERP RS
2.3
Varity_R
0.57
gMVP
0.64
Mutation Taster
=59/41
polymorphism

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

Other links and lift over

dbSNP: rs748868209; hg19: chr1-170136723; COSMIC: COSV63030303; COSMIC: COSV63030303; API