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GeneBe

2-28529381-G-A

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_153021.5(PLB1):c.390G>A(p.Lys130=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000771 in 1,608,950 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00011 ( 1 hom., cov: 31)
Exomes 𝑓: 0.000074 ( 0 hom. )

Consequence

PLB1
NM_153021.5 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.0990
Variant links:
Genes affected
PLB1 (HGNC:30041): (phospholipase B1) This gene encodes a membrane-associated phospholipase that displays lysophospholipase and phospholipase A2 activities through removal of sn-1 and sn-2 fatty acids of glycerophospholipids. In addition, it displays lipase and retinyl ester hydrolase activities. The encoded protein is highly conserved and is composed of a large, glycosylated extracellular domain composed of four tandem homologous domains, followed by a hydrophobic segment that anchors the enzyme to the membrane and a short C-terminal cytoplasmic tail. This gene has been identified as a candidate rheumatoid arthritis risk gene. [provided by RefSeq, Jul 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 2-28529381-G-A is Benign according to our data. Variant chr2-28529381-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 718808.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.099 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PLB1NM_153021.5 linkuse as main transcriptc.390G>A p.Lys130= synonymous_variant 7/58 ENST00000327757.10
PLB1NM_001170585.2 linkuse as main transcriptc.390G>A p.Lys130= synonymous_variant 7/57

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PLB1ENST00000327757.10 linkuse as main transcriptc.390G>A p.Lys130= synonymous_variant 7/581 NM_153021.5 P1Q6P1J6-1
PLB1ENST00000422425.6 linkuse as main transcriptc.390G>A p.Lys130= synonymous_variant 7/571 Q6P1J6-3
PLB1ENST00000404858.5 linkuse as main transcriptc.387G>A p.Lys129= synonymous_variant 7/571
PLB1ENST00000416713.5 linkuse as main transcriptc.222G>A p.Lys74= synonymous_variant 7/115

Frequencies

GnomAD3 genomes
AF:
0.000105
AC:
16
AN:
152230
Hom.:
1
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.000865
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00949
Gnomad NFE
AF:
0.0000588
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000175
AC:
44
AN:
251436
Hom.:
0
AF XY:
0.000228
AC XY:
31
AN XY:
135890
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000202
Gnomad ASJ exome
AF:
0.00169
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000149
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.0000741
AC:
108
AN:
1456602
Hom.:
0
Cov.:
30
AF XY:
0.0000952
AC XY:
69
AN XY:
725076
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000157
Gnomad4 ASJ exome
AF:
0.00111
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000488
Gnomad4 OTH exome
AF:
0.000299
GnomAD4 genome
AF:
0.000105
AC:
16
AN:
152348
Hom.:
1
Cov.:
31
AF XY:
0.000107
AC XY:
8
AN XY:
74504
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.000865
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000196
Hom.:
0
Bravo
AF:
0.0000982
EpiCase
AF:
0.000164
EpiControl
AF:
0.000296

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeMay 08, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
Cadd
Benign
0.66
Dann
Benign
0.43

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: rs146542771; hg19: chr2-28752248; COSMIC: COSV59832611; API