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7-2239684-G-A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP6_Very_StrongBA1

The NM_013393.3(MRM2):c.32C>T(p.Ser11Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00369 in 1,612,880 control chromosomes in the GnomAD database, including 181 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.019 ( 97 hom., cov: 31)
Exomes 𝑓: 0.0021 ( 84 hom. )

Consequence

MRM2
NM_013393.3 missense

Scores

16

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.163
Variant links:
Genes affected
MRM2 (HGNC:16352): (mitochondrial rRNA methyltransferase 2) The protein encoded by this gene is a member of the S-adenosylmethionine-binding protein family. It is a nucleolar protein and it may be involved in the processing and modification of rRNA. This gene has been suggested to be involved in cell cycle control and DNA repair. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP6
Variant 7-2239684-G-A is Benign according to our data. Variant chr7-2239684-G-A is described in ClinVar as [Benign]. Clinvar id is 776192.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0628 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MRM2NM_013393.3 linkuse as main transcriptc.32C>T p.Ser11Phe missense_variant 2/3 ENST00000242257.14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MRM2ENST00000242257.14 linkuse as main transcriptc.32C>T p.Ser11Phe missense_variant 2/31 NM_013393.3 P1
MRM2ENST00000486040.1 linkuse as main transcriptc.32C>T p.Ser11Phe missense_variant, NMD_transcript_variant 2/41
MRM2ENST00000440306.3 linkuse as main transcriptc.32C>T p.Ser11Phe missense_variant 2/35 P1
MRM2ENST00000467199.5 linkuse as main transcriptn.219C>T non_coding_transcript_exon_variant 2/32

Frequencies

GnomAD3 genomes
AF:
0.0186
AC:
2830
AN:
152140
Hom.:
97
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0648
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00569
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000622
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00949
Gnomad NFE
AF:
0.000397
Gnomad OTH
AF:
0.0134
GnomAD3 exomes
AF:
0.00489
AC:
1227
AN:
250882
Hom.:
43
AF XY:
0.00357
AC XY:
484
AN XY:
135674
show subpopulations
Gnomad AFR exome
AF:
0.0664
Gnomad AMR exome
AF:
0.00307
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000265
Gnomad OTH exome
AF:
0.00180
GnomAD4 exome
AF:
0.00213
AC:
3114
AN:
1460622
Hom.:
84
Cov.:
32
AF XY:
0.00185
AC XY:
1344
AN XY:
726346
show subpopulations
Gnomad4 AFR exome
AF:
0.0701
Gnomad4 AMR exome
AF:
0.00351
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000139
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000258
Gnomad4 OTH exome
AF:
0.00464
GnomAD4 genome
AF:
0.0187
AC:
2842
AN:
152258
Hom.:
97
Cov.:
31
AF XY:
0.0178
AC XY:
1328
AN XY:
74450
show subpopulations
Gnomad4 AFR
AF:
0.0649
Gnomad4 AMR
AF:
0.00569
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000623
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000397
Gnomad4 OTH
AF:
0.0133
Alfa
AF:
0.00989
Hom.:
19
Bravo
AF:
0.0217
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.0570
AC:
251
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.00609
AC:
740
Asia WGS
AF:
0.00462
AC:
16
AN:
3478
EpiCase
AF:
0.000382
EpiControl
AF:
0.000296

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJun 11, 2018- -
MRM2-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesOct 29, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Benign
-0.66
T
BayesDel_noAF
Benign
-0.66
Cadd
Benign
14
Dann
Benign
0.69
DEOGEN2
Benign
0.087
T;T
Eigen
Benign
-0.90
Eigen_PC
Benign
-0.90
FATHMM_MKL
Benign
0.13
N
MetaRNN
Benign
0.0022
T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
-0.69
N;N
REVEL
Benign
0.10
Sift
Benign
0.73
T;T
Sift4G
Benign
0.73
T;T
Polyphen
0.0030
B;B
Vest4
0.24
MVP
0.37
MPC
0.20
ClinPred
0.0029
T
GERP RS
0.86
Varity_R
0.077
gMVP
0.35

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.21
Details are displayed if max score is > 0.2
DS_AL_spliceai
0.21
Position offset: 23

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: rs55904231; hg19: chr7-2279319; API