2-73730674-G-A

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6BP7

The ENST00000272424.11(TPRKB):​c.327C>T​(p.Tyr109Tyr) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000135 in 1,574,390 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 (no stars).

Frequency

Genomes: 𝑓 0.000093 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00014 ( 0 hom. )

Consequence

TPRKB
ENST00000272424.11 synonymous

Scores

2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 0.187
Variant links:
Genes affected
TPRKB (HGNC:24259): (TP53RK binding protein) Enables protein kinase binding activity. Involved in tRNA threonylcarbamoyladenosine modification. Located in cytosol and nucleus. Part of EKC/KEOPS complex. Implicated in Galloway-Mowat syndrome 5. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.61).
BP6
Variant 2-73730674-G-A is Benign according to our data. Variant chr2-73730674-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 3046296.Status of the report is no_assertion_criteria_provided, 0 stars.
BP7
Synonymous conserved (PhyloP=0.187 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TPRKBNM_016058.5 linkuse as main transcriptc.327C>T p.Tyr109Tyr synonymous_variant 4/5 ENST00000272424.11 NP_057142.1 Q9Y3C4-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TPRKBENST00000272424.11 linkuse as main transcriptc.327C>T p.Tyr109Tyr synonymous_variant 4/51 NM_016058.5 ENSP00000272424.5 Q9Y3C4-1

Frequencies

GnomAD3 genomes
AF:
0.0000926
AC:
14
AN:
151114
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000244
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:
0.000191
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000705
AC:
15
AN:
212702
Hom.:
0
AF XY:
0.0000862
AC XY:
10
AN XY:
116020
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:
0.000148
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000139
AC:
198
AN:
1423276
Hom.:
0
Cov.:
29
AF XY:
0.000133
AC XY:
94
AN XY:
707582
show subpopulations
Gnomad4 AFR exome
AF:
0.0000327
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:
0.000173
Gnomad4 OTH exome
AF:
0.000119
GnomAD4 genome
AF:
0.0000926
AC:
14
AN:
151114
Hom.:
0
Cov.:
32
AF XY:
0.000109
AC XY:
8
AN XY:
73678
show subpopulations
Gnomad4 AFR
AF:
0.0000244
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:
0.000191
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000194
Hom.:
0
Bravo
AF:
0.0000793

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

TPRKB-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMar 14, 2020This variant is classified as likely 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
BayesDel_noAF
Benign
-0.61
CADD
Benign
6.1
DANN
Benign
0.70
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs149388000; hg19: chr2-73957801; API