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chr4-75867398-C-T

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 2P and 5B. PM2BP4_ModerateBP6_ModerateBP7

The NM_006239.3(PPEF2):​c.1671G>A​(p.Ser557=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000263 in 1,613,690 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 0.00025 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00026 ( 1 hom. )

Consequence

PPEF2
NM_006239.3 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.882
Variant links:
Genes affected
PPEF2 (HGNC:9244): (protein phosphatase with EF-hand domain 2) This gene encodes a member of the serine/threonine protein phosphatase with EF-hand motif family. The protein contains a protein phosphatase catalytic domain, and at least two EF-hand calcium-binding motifs in its C terminus. Although its substrate(s) is unknown, the encoded protein, which is expressed specifically in photoreceptors and the pineal, has been suggested to play a role in the visual system. This gene shares high sequence similarity with the Drosophila retinal degeneration C (rdgC) gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.41).
BP6
Variant 4-75867398-C-T is Benign according to our data. Variant chr4-75867398-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2654825.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.882 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PPEF2NM_006239.3 linkuse as main transcriptc.1671G>A p.Ser557= synonymous_variant 14/17 ENST00000286719.12
PPEF2XM_011532039.3 linkuse as main transcriptc.1671G>A p.Ser557= synonymous_variant 13/16

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PPEF2ENST00000286719.12 linkuse as main transcriptc.1671G>A p.Ser557= synonymous_variant 14/171 NM_006239.3 P1O14830-1
PPEF2ENST00000511880.7 linkuse as main transcriptc.*1909G>A 3_prime_UTR_variant, NMD_transcript_variant 15/181
PPEF2ENST00000652700.1 linkuse as main transcriptc.234G>A p.Ser78= synonymous_variant 3/6

Frequencies

GnomAD3 genomes
AF:
0.000256
AC:
39
AN:
152148
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00328
Gnomad SAS
AF:
0.00125
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000220
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000466
AC:
117
AN:
251224
Hom.:
1
AF XY:
0.000457
AC XY:
62
AN XY:
135784
show subpopulations
Gnomad AFR exome
AF:
0.0000616
Gnomad AMR exome
AF:
0.0000580
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00365
Gnomad SAS exome
AF:
0.000523
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000246
Gnomad OTH exome
AF:
0.000491
GnomAD4 exome
AF:
0.000264
AC:
386
AN:
1461424
Hom.:
1
Cov.:
30
AF XY:
0.000283
AC XY:
206
AN XY:
727058
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00338
Gnomad4 SAS exome
AF:
0.000626
Gnomad4 FIN exome
AF:
0.0000562
Gnomad4 NFE exome
AF:
0.000137
Gnomad4 OTH exome
AF:
0.000563
GnomAD4 genome
AF:
0.000250
AC:
38
AN:
152266
Hom.:
0
Cov.:
33
AF XY:
0.000309
AC XY:
23
AN XY:
74450
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00309
Gnomad4 SAS
AF:
0.00125
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000221
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000137
Hom.:
0
Bravo
AF:
0.000208
Asia WGS
AF:
0.00231
AC:
8
AN:
3478
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 testingCeGaT Center for Human Genetics TuebingenMay 01, 2022PPEF2: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.41
CADD
Benign
1.3
DANN
Benign
0.61

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: rs148568890; hg19: chr4-76788551; API