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GeneBe

14-24302076-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_174913.3(NOP9):c.920T>C(p.Leu307Pro) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,613,950 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

NOP9
NM_174913.3 missense

Scores

4
10
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.28
Variant links:
Genes affected
NOP9 (HGNC:19826): (NOP9 nucleolar protein) Enables RNA binding activity. Predicted to be involved in ribosome biogenesis. Predicted to be part of 90S preribosome and preribosome, small subunit precursor. Predicted to be active in nucleolus. [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 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.796

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NOP9NM_174913.3 linkuse as main transcriptc.920T>C p.Leu307Pro missense_variant 4/10 ENST00000267425.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NOP9ENST00000267425.8 linkuse as main transcriptc.920T>C p.Leu307Pro missense_variant 4/101 NM_174913.3 P1Q86U38-1
NOP9ENST00000396802.7 linkuse as main transcriptc.920T>C p.Leu307Pro missense_variant 4/105 Q86U38-2
NOP9ENST00000650565.1 linkuse as main transcriptc.404T>C p.Leu135Pro missense_variant, NMD_transcript_variant 3/11

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152204
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.00
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251302
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135816
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461746
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
727170
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152204
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74350
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
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:
0.00
Bravo
AF:
0.00000378
ExAC
AF:
0.00000824
AC:
1

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 GeneticsSep 06, 2022The c.920T>C (p.L307P) alteration is located in exon 4 (coding exon 4) of the NOP9 gene. This alteration results from a T to C substitution at nucleotide position 920, causing the leucine (L) at amino acid position 307 to be replaced by a proline (P). 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
Pathogenic
0.89
BayesDel_addAF
Pathogenic
0.21
D
BayesDel_noAF
Uncertain
0.060
Cadd
Pathogenic
26
Dann
Uncertain
1.0
DEOGEN2
Benign
0.19
T;.
Eigen
Uncertain
0.60
Eigen_PC
Uncertain
0.56
FATHMM_MKL
Uncertain
0.96
D
M_CAP
Benign
0.032
D
MetaRNN
Pathogenic
0.80
D;D
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.6
M;M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.60
T
PROVEAN
Uncertain
-3.0
D;D
REVEL
Uncertain
0.35
Sift
Uncertain
0.0090
D;D
Sift4G
Pathogenic
0.0
D;D
Polyphen
1.0
D;.
Vest4
0.85
MutPred
0.75
Gain of loop (P = 0.0045);Gain of loop (P = 0.0045);
MVP
0.53
MPC
1.1
ClinPred
0.97
D
GERP RS
5.2
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.1
Varity_R
0.80
gMVP
0.84

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: rs759737483; hg19: chr14-24771282; API