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GeneBe

20-46686787-C-A

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PM5PP3PP5

The NM_033550.4(TP53RK):​c.728G>T​(p.Arg243Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000342 in 1,461,846 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 11/19 in silico tools predict a damaging outcome for this variant. Variant has been reported in ClinVar as Pathogenic (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R243C) has been classified as Likely pathogenic.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000034 ( 0 hom. )

Consequence

TP53RK
NM_033550.4 missense

Scores

10
6
3

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 7.63
Variant links:
Genes affected
TP53RK (HGNC:16197): (TP53 regulating kinase) Enables p53 binding activity and protein serine/threonine kinase activity. Involved in protein phosphorylation. Located in cytoplasm and nucleus. Part of EKC/KEOPS complex. Implicated in Galloway-Mowat syndrome 4. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr20-46686788-G-A is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 812787.We mark this variant Likely_pathogenic, oryginal submissions are: {Uncertain_significance=2, Likely_pathogenic=1}.
PP3
MetaRNN computational evidence supports a deleterious effect, 0.84
PP5
Variant 20-46686787-C-A is Pathogenic according to our data. Variant chr20-46686787-C-A is described in ClinVar as [Pathogenic]. Clinvar id is 444883.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr20-46686787-C-A is described in Lovd as [Likely_pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TP53RKNM_033550.4 linkuse as main transcriptc.728G>T p.Arg243Leu missense_variant 2/2 ENST00000372114.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TP53RKENST00000372114.4 linkuse as main transcriptc.728G>T p.Arg243Leu missense_variant 2/21 NM_033550.4 P1
TP53RKENST00000372102.3 linkuse as main transcriptc.*367G>T 3_prime_UTR_variant 2/21

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000342
AC:
5
AN:
1461846
Hom.:
0
Cov.:
31
AF XY:
0.00000550
AC XY:
4
AN XY:
727216
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:
0.00000270
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Galloway-Mowat syndrome 4 Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMOct 27, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.89
BayesDel_addAF
Pathogenic
0.29
D
BayesDel_noAF
Pathogenic
0.18
CADD
Pathogenic
28
DANN
Uncertain
1.0
DEOGEN2
Benign
0.15
T
Eigen
Pathogenic
0.79
Eigen_PC
Uncertain
0.66
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Pathogenic
1.0
D
M_CAP
Benign
0.041
D
MetaRNN
Pathogenic
0.84
D
MetaSVM
Uncertain
-0.26
T
MutationAssessor
Pathogenic
4.1
H
MutationTaster
Benign
1.0
D;D
PrimateAI
Pathogenic
0.81
D
PROVEAN
Pathogenic
-6.2
D
REVEL
Uncertain
0.51
Sift
Uncertain
0.0010
D
Sift4G
Uncertain
0.0030
D
Polyphen
1.0
D
Vest4
0.83
MutPred
0.61
Loss of methylation at R243 (P = 0.0248);
MVP
0.61
MPC
1.1
ClinPred
1.0
D
GERP RS
4.3
Varity_R
0.74

Splicing

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: rs776588426; hg19: chr20-45315426; API