17-7674966-C-G

Variant summary

Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM1PM2PM5PP3

The NM_000546.6(TP53):ā€‹c.565G>Cā€‹(p.Ala189Pro) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,888 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A189V) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 6.8e-7 ( 0 hom. )

Consequence

TP53
NM_000546.6 missense

Scores

8
8
3

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.97
Variant links:
Genes affected
TP53 (HGNC:11998): (tumor protein p53) This gene encodes a tumor suppressor protein containing transcriptional activation, DNA binding, and oligomerization domains. The encoded protein responds to diverse cellular stresses to regulate expression of target genes, thereby inducing cell cycle arrest, apoptosis, senescence, DNA repair, or changes in metabolism. Mutations in this gene are associated with a variety of human cancers, including hereditary cancers such as Li-Fraumeni syndrome. Alternative splicing of this gene and the use of alternate promoters result in multiple transcript variants and isoforms. Additional isoforms have also been shown to result from the use of alternate translation initiation codons from identical transcript variants (PMIDs: 12032546, 20937277). [provided by RefSeq, Dec 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 7 ACMG points.

PM1
In a hotspot region, there are 9 aminoacids with missense pathogenic changes in the window of +-8 aminoacids around while only 5 benign, 14 uncertain in NM_000546.6
PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr17-7674965-G-A is described in Lovd as [Pathogenic].
PP3
MetaRNN computational evidence supports a deleterious effect, 0.81

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TP53NM_000546.6 linkuse as main transcriptc.565G>C p.Ala189Pro missense_variant 6/11 ENST00000269305.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TP53ENST00000269305.9 linkuse as main transcriptc.565G>C p.Ala189Pro missense_variant 6/111 NM_000546.6 P1P04637-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461888
Hom.:
0
Cov.:
35
AF XY:
0.00
AC XY:
0
AN XY:
727244
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.72
BayesDel_addAF
Pathogenic
0.39
D
BayesDel_noAF
Pathogenic
0.33
CADD
Pathogenic
27
DANN
Uncertain
0.99
DEOGEN2
Uncertain
0.64
D;T;.;.;.;.;T;T;.;D;.;.;.;.;.;.;D;.;.;.;D
Eigen
Uncertain
0.40
Eigen_PC
Uncertain
0.38
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.96
D;D;D;D;D;D;D;D;.;.;.;D;D;.;D;D;D;D;D;D;D
M_CAP
Pathogenic
0.55
D
MetaRNN
Pathogenic
0.81
D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Benign
1.7
.;.;.;.;.;.;.;.;.;L;.;L;L;L;.;.;L;.;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Uncertain
-3.2
D;D;.;.;.;.;.;.;.;N;.;.;D;D;.;.;N;.;.;D;D
REVEL
Pathogenic
0.72
Sift
Benign
0.084
T;T;.;.;.;.;.;.;.;T;.;.;T;T;.;.;T;.;.;T;D
Sift4G
Uncertain
0.0080
D;T;T;T;T;T;T;T;D;T;D;T;T;T;T;T;T;D;T;T;.
Polyphen
1.0
D;.;.;.;.;.;.;.;.;D;.;D;B;D;.;.;D;.;.;.;D
Vest4
0.75
MutPred
0.69
Gain of disorder (P = 0.0125);Gain of disorder (P = 0.0125);.;.;.;.;.;.;.;Gain of disorder (P = 0.0125);.;Gain of disorder (P = 0.0125);Gain of disorder (P = 0.0125);Gain of disorder (P = 0.0125);.;.;Gain of disorder (P = 0.0125);.;.;.;.;
MVP
0.95
MPC
1.9
ClinPred
0.98
D
GERP RS
5.4
Varity_R
0.96
gMVP
0.62

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.13
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr17-7578284; COSMIC: COSV52875466; COSMIC: COSV52875466; API