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GeneBe

11-69673310-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_153451.3(LTO1):c.62A>G(p.Glu21Gly) variant causes a missense change. The variant allele was found at a frequency of 0.0000056 in 1,606,106 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

LTO1
NM_153451.3 missense

Scores

1
11
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.56
Variant links:
Genes affected
LTO1 (HGNC:17589): (LTO1 maturation factor of ABCE1) Involved in protein maturation by [4Fe-4S] cluster transfer; ribosomal large subunit biogenesis; and translational initiation. Predicted to be located in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LTO1NM_153451.3 linkuse as main transcriptc.62A>G p.Glu21Gly missense_variant 2/5 ENST00000279147.9
LTO1XM_006718470.4 linkuse as main transcriptc.62A>G p.Glu21Gly missense_variant 2/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LTO1ENST00000279147.9 linkuse as main transcriptc.62A>G p.Glu21Gly missense_variant 2/51 NM_153451.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152042
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251428
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135894
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:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000550
AC:
8
AN:
1454064
Hom.:
0
Cov.:
27
AF XY:
0.00000829
AC XY:
6
AN XY:
723882
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:
0.00000724
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152042
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74258
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
ExAC
AF:
0.0000165
AC:
2

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsAug 02, 2022The c.62A>G (p.E21G) alteration is located in exon 2 (coding exon 2) of the ORAOV1 gene. This alteration results from a A to G substitution at nucleotide position 62, causing the glutamic acid (E) at amino acid position 21 to be replaced by a glycine (G). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.21
BayesDel_addAF
Uncertain
0.059
T
BayesDel_noAF
Benign
-0.15
Cadd
Pathogenic
29
Dann
Uncertain
1.0
DEOGEN2
Benign
0.31
T;T;T;T;.
Eigen
Uncertain
0.65
Eigen_PC
Uncertain
0.58
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Benign
0.72
T;.;T;T;T
M_CAP
Benign
0.052
D
MetaRNN
Uncertain
0.58
D;D;D;D;D
MetaSVM
Uncertain
-0.24
T
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.59
T
PROVEAN
Pathogenic
-5.3
D;D;D;D;D
REVEL
Uncertain
0.39
Sift
Uncertain
0.0030
D;D;D;D;D
Sift4G
Uncertain
0.0030
D;D;D;D;D
Polyphen
1.0
D;D;D;.;D
Vest4
0.50
MutPred
0.77
Loss of disorder (P = 0.1296);Loss of disorder (P = 0.1296);Loss of disorder (P = 0.1296);Loss of disorder (P = 0.1296);Loss of disorder (P = 0.1296);
MVP
0.73
MPC
0.27
ClinPred
0.99
D
GERP RS
4.5
Varity_R
0.69
gMVP
0.17

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs748022363; hg19: chr11-69488078; API