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GeneBe

1-3683130-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_005427.4(TP73):​c.136G>A​(p.Asp46Asn) variant causes a missense change. The variant allele was found at a frequency of 0.0000663 in 1,612,740 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000059 ( 0 hom. )

Consequence

TP73
NM_005427.4 missense

Scores

2
4
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.24
Variant links:
Genes affected
TP73 (HGNC:12003): (tumor protein p73) This gene encodes a member of the p53 family of transcription factors involved in cellular responses to stress and development. It maps to a region on chromosome 1p36 that is frequently deleted in neuroblastoma and other tumors, and thought to contain multiple tumor suppressor genes. The demonstration that this gene is monoallelically expressed (likely from the maternal allele), supports the notion that it is a candidate gene for neuroblastoma. Many transcript variants resulting from alternative splicing and/or use of alternate promoters have been found for this gene, but the biological validity and the full-length nature of some variants have not been determined. [provided by RefSeq, Feb 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15619504).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TP73NM_005427.4 linkuse as main transcriptc.136G>A p.Asp46Asn missense_variant 3/14 ENST00000378295.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TP73ENST00000378295.9 linkuse as main transcriptc.136G>A p.Asp46Asn missense_variant 3/141 NM_005427.4 P1O15350-1

Frequencies

GnomAD3 genomes
AF:
0.000118
AC:
18
AN:
152190
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000314
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.000956
GnomAD3 exomes
AF:
0.0000518
AC:
13
AN:
251130
Hom.:
0
AF XY:
0.0000515
AC XY:
7
AN XY:
135794
show subpopulations
Gnomad AFR exome
AF:
0.000308
Gnomad AMR exome
AF:
0.000145
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:
0.0000264
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000589
AC:
86
AN:
1460432
Hom.:
0
Cov.:
30
AF XY:
0.0000702
AC XY:
51
AN XY:
726316
show subpopulations
Gnomad4 AFR exome
AF:
0.00137
Gnomad4 AMR exome
AF:
0.000157
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.000381
GnomAD4 genome
AF:
0.000138
AC:
21
AN:
152308
Hom.:
0
Cov.:
33
AF XY:
0.000148
AC XY:
11
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.000385
Gnomad4 AMR
AF:
0.000131
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:
0.000946
Alfa
AF:
0.000132
Hom.:
0
Bravo
AF:
0.000162
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000741
AC:
9
Asia WGS
AF:
0.00115
AC:
4
AN:
3478
EpiCase
AF:
0.0000546
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 13, 2021The c.136G>A (p.D46N) alteration is located in exon 3 (coding exon 2) of the TP73 gene. This alteration results from a G to A substitution at nucleotide position 136, causing the aspartic acid (D) at amino acid position 46 to be replaced by an asparagine (N). 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
0.075
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.25
CADD
Benign
23
DANN
Uncertain
0.99
DEOGEN2
Benign
0.31
T;.;.;.;.;.;.
Eigen
Benign
-0.27
Eigen_PC
Benign
-0.23
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.87
D;D;D;D;D;.;.
M_CAP
Pathogenic
0.45
D
MetaRNN
Benign
0.16
T;T;T;T;T;T;T
MetaSVM
Pathogenic
0.98
D
MutationAssessor
Benign
0.34
N;N;N;N;N;N;N
MutationTaster
Benign
0.99
N;N;N;N
PrimateAI
Benign
0.39
T
PROVEAN
Benign
-1.0
N;.;N;N;N;.;.
REVEL
Uncertain
0.40
Sift
Benign
0.033
D;.;D;D;D;.;.
Sift4G
Benign
0.086
T;T;T;T;T;T;T
Polyphen
0.32
B;.;B;.;.;.;.
Vest4
0.24
MVP
0.84
MPC
0.16
ClinPred
0.063
T
GERP RS
3.8
Varity_R
0.090
gMVP
0.31

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: rs146385419; hg19: chr1-3599694; API