rs769822451

Variant summary

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

The NM_020376.4(PNPLA2):​c.1339C>G​(p.Leu447Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)

Consequence

PNPLA2
NM_020376.4 missense

Scores

2
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.13
Variant links:
Genes affected
PNPLA2 (HGNC:30802): (patatin like phospholipase domain containing 2) This gene encodes an enzyme which catalyzes the first step in the hydrolysis of triglycerides in adipose tissue. Mutations in this gene are associated with neutral lipid storage disease with myopathy. [provided by RefSeq, Jul 2010]

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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=0.1490516).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
PNPLA2NM_020376.4 linkc.1339C>G p.Leu447Val missense_variant Exon 10 of 10 ENST00000336615.9 NP_065109.1 Q96AD5-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
PNPLA2ENST00000336615.9 linkc.1339C>G p.Leu447Val missense_variant Exon 10 of 10 1 NM_020376.4 ENSP00000337701.4 Q96AD5-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
Cov.:
42
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.58
CADD
Benign
20
DANN
Uncertain
0.99
DEOGEN2
Benign
0.20
T
Eigen
Benign
0.021
Eigen_PC
Benign
0.11
FATHMM_MKL
Benign
0.68
D
LIST_S2
Benign
0.80
T
M_CAP
Benign
0.023
T
MetaRNN
Benign
0.15
T
MetaSVM
Benign
-0.96
T
MutationAssessor
Benign
1.4
L
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
-0.71
N
REVEL
Benign
0.033
Sift
Benign
0.099
T
Sift4G
Benign
0.45
T
Polyphen
0.46
P
Vest4
0.18
MutPred
0.18
Loss of helix (P = 0.0558);
MVP
0.40
MPC
0.26
ClinPred
0.24
T
GERP RS
4.2
Varity_R
0.096
gMVP
0.37

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr11-824686; API