chr10-120575220-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001030059.3(PLPP4):​c.535C>T​(p.Leu179Phe) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000753 in 1,461,778 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000075 ( 0 hom. )

Consequence

PLPP4
NM_001030059.3 missense

Scores

2
10
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.84
Variant links:
Genes affected
PLPP4 (HGNC:23531): (phospholipid phosphatase 4) Enables diacylglycerol diphosphate phosphatase activity; identical protein binding activity; and phosphatidate phosphatase activity. Involved in phospholipid dephosphorylation and regulation of calcium ion import. Predicted to be located in plasma membrane. Biomarker of breast cancer. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
PLPP4NM_001030059.3 linkc.535C>T p.Leu179Phe missense_variant 6/7 ENST00000398250.6 NP_001025230.1 Q5VZY2-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
PLPP4ENST00000398250.6 linkc.535C>T p.Leu179Phe missense_variant 6/71 NM_001030059.3 ENSP00000381302.1 Q5VZY2-1
PLPP4ENST00000369073.3 linkn.505C>T non_coding_transcript_exon_variant 6/75
PLPP4ENST00000496437.1 linkn.33C>T non_coding_transcript_exon_variant 1/23

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000802
AC:
2
AN:
249436
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135314
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:
0.0000177
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000753
AC:
11
AN:
1461778
Hom.:
0
Cov.:
31
AF XY:
0.00000963
AC XY:
7
AN XY:
727200
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:
0.00000899
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33
ExAC
AF:
0.0000248
AC:
3
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

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 GeneticsJan 03, 2024The c.535C>T (p.L179F) alteration is located in exon 6 (coding exon 6) of the PLPP4 gene. This alteration results from a C to T substitution at nucleotide position 535, causing the leucine (L) at amino acid position 179 to be replaced by a phenylalanine (F). 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
Uncertain
0.35
BayesDel_addAF
Pathogenic
0.17
D
BayesDel_noAF
Uncertain
0.030
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.69
D;.;.
Eigen
Uncertain
0.39
Eigen_PC
Uncertain
0.45
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Benign
0.82
T;T;T
M_CAP
Benign
0.052
D
MetaRNN
Uncertain
0.61
D;D;D
MetaSVM
Uncertain
0.074
D
PrimateAI
Uncertain
0.71
T
PROVEAN
Benign
-2.1
N;N;N
REVEL
Uncertain
0.55
Sift
Benign
0.14
T;T;T
Sift4G
Benign
0.084
T;T;T
Polyphen
0.055
B;.;.
Vest4
0.90
MutPred
0.67
Loss of helix (P = 0.028);Loss of helix (P = 0.028);.;
MVP
0.88
MPC
0.89
ClinPred
0.72
D
GERP RS
4.8
Varity_R
0.25
gMVP
0.76

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: rs538498909; hg19: chr10-122334732; API