rs147455037

Variant names:

Variant summary

Our verdict is Uncertain significance. The variant received 5 ACMG points: 5P and 0B. PM5PP3_ModeratePP5

The NM_003560.4(PLA2G6):c.2129G>A(p.Arg710His) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000109 in 1,613,824 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R710C) has been classified as Likely pathogenic.

Frequency

Genomes: 𝑓 0.000092 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00011 ( 0 hom. )

Consequence

PLA2G6
NM_003560.4 missense

Scores

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications P:3U:3

Conservation

PhyloP100: 7.45

Publications

3 publications found

Variant links:

Genes affected

PLA2G6 (HGNC:9039): (phospholipase A2 group VI) The protein encoded by this gene is an A2 phospholipase, a class of enzyme that catalyzes the release of fatty acids from phospholipids. The encoded protein may play a role in phospholipid remodelling, arachidonic acid release, leukotriene and prostaglandin synthesis, fas-mediated apoptosis, and transmembrane ion flux in glucose-stimulated B-cells. Several transcript variants encoding multiple isoforms have been described, but the full-length nature of only three of them have been determined to date. [provided by RefSeq, Dec 2010]

PLA2G6 Gene-Disease associations (from GenCC):

neurodegeneration with brain iron accumulation 2A
Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: G2P, Ambry Genetics, Labcorp Genetics (formerly Invitae), Genomics England PanelApp, Orphanet
neurodegeneration with brain iron accumulation 2B
Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: Ambry Genetics, Genomics England PanelApp, Labcorp Genetics (formerly Invitae)
PLA2G6-associated neurodegeneration
Inheritance: AR Classification: DEFINITIVE Submitted by: ClinGen
autosomal recessive Parkinson disease 14
Inheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Orphanet, Ambry Genetics, Genomics England PanelApp, Labcorp Genetics (formerly Invitae)

PLA2G6 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 5 ACMG points.

PM5

Other missense variant is known to change same aminoacid residue: Variant chr22-38113561-G-A is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 159759.

PP3

MetaRNN computational evidence supports a deleterious effect, 0.906

PP5

Variant 22-38113560-C-T is Pathogenic according to our data. Variant chr22-38113560-C-T is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 402191.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_003560.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
PLA2G6	NM_003560.4	MANE Select	c.2129G>A	p.Arg710His	missense	Exon 15 of 17	NP_003551.2
PLA2G6	NM_001349864.2		c.2129G>A	p.Arg710His	missense	Exon 15 of 17	NP_001336793.1	O60733-1
PLA2G6	NM_001004426.3		c.1967G>A	p.Arg656His	missense	Exon 14 of 16	NP_001004426.1	O60733-2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
PLA2G6	ENST00000332509.8	TSL:1 MANE Select	c.2129G>A	p.Arg710His	missense	Exon 15 of 17	ENSP00000333142.3	O60733-1
PLA2G6	ENST00000402064.5	TSL:1	c.1967G>A	p.Arg656His	missense	Exon 14 of 16	ENSP00000386100.1	O60733-2
PLA2G6	ENST00000668949.1		c.2171G>A	p.Arg724His	missense	Exon 15 of 17	ENSP00000499711.1	A0A590UK51

Frequencies

GnomAD3 genomes

AF:

0.0000920

AC:

AN:

152186

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000483

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.000176

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000477

AC:

AN:

251392

AF XY:

0.0000515

show subpopulations

Gnomad AFR exome

AF:

0.0000615

Gnomad AMR exome

AF:

0.0000578

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000704

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000111

AC:

162

AN:

1461638

Hom.:

Cov.:

AF XY:

0.000128

AC XY:

AN XY:

727116

show subpopulations

African (AFR)

AF:

0.000149

AC:

AN:

33480

American (AMR)

AF:

0.0000447

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.0000504

AC:

AN:

39700

South Asian (SAS)

AF:

0.0000348

AC:

AN:

86256

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53274

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5766

European-Non Finnish (NFE)

AF:

0.000132

AC:

147

AN:

1111912

Other (OTH)

AF:

0.0000497

AC:

AN:

60390

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.472

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000920

AC:

AN:

152186

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74342

show subpopulations

African (AFR)

AF:

0.0000483

AC:

AN:

41440

American (AMR)

AF:

0.00

AC:

AN:

15278

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5194

South Asian (SAS)

AF:

0.00

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.000176

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2094

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.525

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.000181

Hom.:

Bravo

AF:

0.0000604

TwinsUK

AF:

0.000809

AC:

ALSPAC

AF:

0.00

AC:

ESP6500AA

AF:

0.000227

AC:

ESP6500EA

AF:

0.00

AC:

ExAC

AF:

0.0000576

AC:

ClinVar

ClinVar submissions

Significance:Conflicting classifications of pathogenicity

Revision:criteria provided, conflicting classifications

View on ClinVar

Pathogenic

VUS

Benign

Condition

Infantile neuroaxonal dystrophy (2)

Abnormal brain morphology (1)

Infantile neuroaxonal dystrophy;C1857747:Neurodegeneration with brain iron accumulation 2B;C2751842:Autosomal recessive Parkinson disease 14 (1)

not provided (1)

PLA2G6-associated neurodegeneration (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Uncertain

0.51

BayesDel_addAF

Pathogenic

0.21

BayesDel_noAF

Pathogenic

0.24

CADD

Pathogenic

(source)

DANN

Pathogenic

1.0

DEOGEN2

Uncertain

0.60

Eigen

Pathogenic

0.70

Eigen_PC

Uncertain

0.65

FATHMM_MKL

Pathogenic

0.98

LIST_S2

Pathogenic

0.99

M_CAP

Uncertain

0.26

MetaRNN

Pathogenic

0.91

MetaSVM

Uncertain

0.31

MutationAssessor

Uncertain

2.5

PhyloP100

7.4

PrimateAI

Uncertain

0.74

PROVEAN

Uncertain

-2.9

REVEL

Pathogenic

0.75

Sift

Uncertain

0.010

Sift4G

Uncertain

0.019

Polyphen

1.0

Vest4

0.95

MVP

0.95

MPC

0.99

ClinPred

0.88

GERP RS

4.4

Varity_R

0.33

gMVP

0.69

Mutation Taster

=2/98

disease causing (ClinVar)

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.040

Details are displayed if max score is > 0.2

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

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over