2-29062307-C-G

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP6BS1BS2

The NM_001029883.3(PCARE):​c.*2562G>C variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.006 in 152,376 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.0060 ( 2 hom., cov: 33)
Exomes 𝑓: 0.022 ( 0 hom. )

Consequence

PCARE
NM_001029883.3 3_prime_UTR

Scores

2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:1

Conservation

PhyloP100: 0.372
Variant links:
Genes affected
PCARE (HGNC:34383): (photoreceptor cilium actin regulator) The protein encoded by this gene is highly expressed in photoreceptors and may associate with the primary cilium of the outer segment. The encoded protein appears to undergo post-translational lipid modification. Nonsense and missense variants of this gene appear to cause a recessive form of retinitis pigmentosa. [provided by RefSeq, Jun 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 2-29062307-C-G is Benign according to our data. Variant chr2-29062307-C-G is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 335581.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=1, Uncertain_significance=1}.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.006 (913/152284) while in subpopulation NFE AF= 0.0104 (709/68022). AF 95% confidence interval is 0.00979. There are 2 homozygotes in gnomad4. There are 416 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PCARENM_001029883.3 linkuse as main transcriptc.*2562G>C 3_prime_UTR_variant 2/2 ENST00000331664.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PCAREENST00000331664.6 linkuse as main transcriptc.*2562G>C 3_prime_UTR_variant 2/22 NM_001029883.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00600
AC:
913
AN:
152166
Hom.:
2
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00169
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00530
Gnomad ASJ
AF:
0.000865
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00311
Gnomad FIN
AF:
0.00217
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.0104
Gnomad OTH
AF:
0.00478
GnomAD4 exome
AF:
0.0217
AC:
2
AN:
92
Hom.:
0
Cov.:
0
AF XY:
0.0139
AC XY:
1
AN XY:
72
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0244
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00600
AC:
913
AN:
152284
Hom.:
2
Cov.:
33
AF XY:
0.00559
AC XY:
416
AN XY:
74456
show subpopulations
Gnomad4 AFR
AF:
0.00168
Gnomad4 AMR
AF:
0.00529
Gnomad4 ASJ
AF:
0.000865
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00311
Gnomad4 FIN
AF:
0.00217
Gnomad4 NFE
AF:
0.0104
Gnomad4 OTH
AF:
0.00473
Alfa
AF:
0.00204
Hom.:
0
Bravo
AF:
0.00553
Asia WGS
AF:
0.00115
AC:
4
AN:
3478

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:1
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

Retinitis pigmentosa Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJan 13, 2018This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score, this variant could not be ruled out of causing disease and therefore its association with disease required further investigation. A literature search was performed for the gene, cDNA change, and amino acid change (if applicable). No publications were found based on this search. This variant was therefore classified as a variant of unknown significance for this disease. -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMar 01, 2023PCARE: BS1 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
4.0
DANN
Benign
0.45

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: rs188247308; hg19: chr2-29285173; API