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10-129766906-A-G

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_002412.5(MGMT):c.533A>G(p.Lys178Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.117 in 1,613,358 control chromosomes in the GnomAD database, including 12,337 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.087 ( 826 hom., cov: 34)
Exomes 𝑓: 0.12 ( 11511 hom. )

Consequence

MGMT
NM_002412.5 missense

Scores

16

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.18
Variant links:
Genes affected
MGMT (HGNC:7059): (O-6-methylguanine-DNA methyltransferase) Alkylating agents are potent carcinogens that can result in cell death, mutation and cancer. The protein encoded by this gene is a DNA repair protein that is involved in cellular defense against mutagenesis and toxicity from alkylating agents. The protein catalyzes transfer of methyl groups from O(6)-alkylguanine and other methylated moieties of the DNA to its own molecule, which repairs the toxic lesions. Methylation of the genes promoter has been associated with several cancer types, including colorectal cancer, lung cancer, lymphoma and glioblastoma. [provided by RefSeq, Sep 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0015718937).
BP6
Variant 10-129766906-A-G is Benign according to our data. Variant chr10-129766906-A-G is described in ClinVar as [Benign]. Clinvar id is 1230786.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.127 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MGMTNM_002412.5 linkuse as main transcriptc.533A>G p.Lys178Arg missense_variant 5/5 ENST00000651593.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MGMTENST00000651593.1 linkuse as main transcriptc.533A>G p.Lys178Arg missense_variant 5/5 NM_002412.5 P1
MGMTENST00000306010.8 linkuse as main transcriptc.626A>G p.Lys209Arg missense_variant 5/51

Frequencies

GnomAD3 genomes
AF:
0.0872
AC:
13274
AN:
152220
Hom.:
827
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0225
Gnomad AMI
AF:
0.195
Gnomad AMR
AF:
0.0719
Gnomad ASJ
AF:
0.0764
Gnomad EAS
AF:
0.0118
Gnomad SAS
AF:
0.0752
Gnomad FIN
AF:
0.130
Gnomad MID
AF:
0.127
Gnomad NFE
AF:
0.129
Gnomad OTH
AF:
0.0865
GnomAD3 exomes
AF:
0.0937
AC:
23396
AN:
249700
Hom.:
1374
AF XY:
0.0979
AC XY:
13258
AN XY:
135388
show subpopulations
Gnomad AFR exome
AF:
0.0190
Gnomad AMR exome
AF:
0.0474
Gnomad ASJ exome
AF:
0.0882
Gnomad EAS exome
AF:
0.00887
Gnomad SAS exome
AF:
0.0810
Gnomad FIN exome
AF:
0.123
Gnomad NFE exome
AF:
0.130
Gnomad OTH exome
AF:
0.0984
GnomAD4 exome
AF:
0.120
AC:
174969
AN:
1461020
Hom.:
11511
Cov.:
32
AF XY:
0.119
AC XY:
86680
AN XY:
726818
show subpopulations
Gnomad4 AFR exome
AF:
0.0180
Gnomad4 AMR exome
AF:
0.0494
Gnomad4 ASJ exome
AF:
0.0884
Gnomad4 EAS exome
AF:
0.00496
Gnomad4 SAS exome
AF:
0.0831
Gnomad4 FIN exome
AF:
0.121
Gnomad4 NFE exome
AF:
0.134
Gnomad4 OTH exome
AF:
0.106
GnomAD4 genome
AF:
0.0871
AC:
13270
AN:
152338
Hom.:
826
Cov.:
34
AF XY:
0.0857
AC XY:
6387
AN XY:
74494
show subpopulations
Gnomad4 AFR
AF:
0.0224
Gnomad4 AMR
AF:
0.0717
Gnomad4 ASJ
AF:
0.0764
Gnomad4 EAS
AF:
0.0116
Gnomad4 SAS
AF:
0.0758
Gnomad4 FIN
AF:
0.130
Gnomad4 NFE
AF:
0.129
Gnomad4 OTH
AF:
0.0866
Alfa
AF:
0.117
Hom.:
2412
Bravo
AF:
0.0799
TwinsUK
AF:
0.143
AC:
532
ALSPAC
AF:
0.129
AC:
498
ESP6500AA
AF:
0.0222
AC:
98
ESP6500EA
AF:
0.128
AC:
1105
ExAC
AF:
0.0932
AC:
11306
Asia WGS
AF:
0.0380
AC:
133
AN:
3478
EpiCase
AF:
0.133
EpiControl
AF:
0.128

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxOct 07, 2019This variant is associated with the following publications: (PMID: 17234722, 18812520) -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.079
BayesDel_addAF
Benign
-0.77
T
BayesDel_noAF
Benign
-0.75
Cadd
Benign
8.9
Dann
Benign
0.95
Eigen
Benign
-1.0
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.085
N
LIST_S2
Benign
0.45
T
MetaRNN
Benign
0.0016
T
MetaSVM
Benign
-0.95
T
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.40
T
PROVEAN
Benign
-0.92
N
REVEL
Benign
0.073
Sift
Benign
0.046
D
Sift4G
Benign
0.12
T
Vest4
0.057
MPC
0.043
ClinPred
0.0094
T
GERP RS
-3.6
gMVP
0.31

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: rs2308327; hg19: chr10-131565170; COSMIC: COSV60035775; COSMIC: COSV60035775; API