chr22-46335729-C-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 2P and 12B. PM2BP4_StrongBP6_Very_Strong

The NM_018006.5(TRMU):​c.-36C>G variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000838 in 1,540,116 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 (★★).

Frequency

Genomes: 𝑓 0.00039 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000050 ( 0 hom. )

Consequence

TRMU
NM_018006.5 5_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.23
Variant links:
Genes affected
TRMU (HGNC:25481): (tRNA mitochondrial 2-thiouridylase) This nuclear gene encodes a mitochondrial tRNA-modifying enzyme. The encoded protein catalyzes the 2-thiolation of uridine on the wobble positions of tRNA(Lys), tRNA(Glu), and tRNA(Gln), resulting in the formation of 5-taurinomethyl-2-thiouridine moieties. Mutations in this gene may cause transient infantile liver failure. Polymorphisms in this gene may also influence the severity of deafness caused by mitochondrial 12S ribosomal RNA mutations. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.57).
BP6
Variant 22-46335729-C-G is Benign according to our data. Variant chr22-46335729-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 384230.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TRMUNM_018006.5 linkuse as main transcriptc.-36C>G 5_prime_UTR_variant 1/11 ENST00000645190.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TRMUENST00000645190.1 linkuse as main transcriptc.-36C>G 5_prime_UTR_variant 1/11 NM_018006.5 P1O75648-1

Frequencies

GnomAD3 genomes
AF:
0.000394
AC:
60
AN:
152168
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00142
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:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000125
AC:
17
AN:
135940
Hom.:
0
AF XY:
0.0000944
AC XY:
7
AN XY:
74122
show subpopulations
Gnomad AFR exome
AF:
0.00215
Gnomad AMR exome
AF:
0.0000406
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:
0.0000394
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000497
AC:
69
AN:
1387832
Hom.:
0
Cov.:
30
AF XY:
0.0000394
AC XY:
27
AN XY:
685110
show subpopulations
Gnomad4 AFR exome
AF:
0.00179
Gnomad4 AMR exome
AF:
0.0000558
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:
9.28e-7
Gnomad4 OTH exome
AF:
0.000156
GnomAD4 genome
AF:
0.000394
AC:
60
AN:
152284
Hom.:
0
Cov.:
33
AF XY:
0.000322
AC XY:
24
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.00142
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000474
Alfa
AF:
0.000217
Hom.:
0
Bravo
AF:
0.000468

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxMar 05, 2018This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
not provided Benign:1
Likely benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.57
CADD
Benign
12
DANN
Benign
0.94

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: rs560661382; hg19: chr22-46731626; API