Genetic Variant PRRC2C:p.Ala240Thr (chr1-171517782-G-A) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_001387844.1(PRRC2C):c.718G>A(p.Ala240Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00011 in 1,613,402 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 31)

Exomes 𝑓: 0.00011 ( 0 hom. )

Consequence

PRRC2C
NM_001387844.1 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.769

Publications

2 publications found

Variant links:

Genes affected

PRRC2C (HGNC:24903): (proline rich coiled-coil 2C) Enables protein C-terminus binding activity. Involved in stress granule assembly. Located in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

PRRC2C links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.023426712).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001387844.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PRRC2C	NM_001387844.1	MANE Select	c.718G>A	p.Ala240Thr	missense	Exon 6 of 35	NP_001374773.1	Q9Y520-7
	PRRC2C	NM_015172.4		c.712G>A	p.Ala238Thr	missense	Exon 6 of 34	NP_055987.2	Q9Y520-4

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
PRRC2C	ENST00000647382.2	MANE Select	c.718G>A	p.Ala240Thr	missense	Exon 6 of 35	ENSP00000495867.2	Q9Y520-7
PRRC2C	ENST00000426496.6	TSL:1	c.712G>A	p.Ala238Thr	missense	Exon 5 of 33	ENSP00000410219.3	Q9Y520-4
PRRC2C	ENST00000367742.7	TSL:5	c.718G>A	p.Ala240Thr	missense	Exon 6 of 34	ENSP00000356716.3	E7EPN9

Frequencies

GnomAD3 genomes

AF:

0.000138

AC:

AN:

152078

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000655

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:

0.000132

Gnomad OTH

AF:

0.000478

GnomAD2 exomes

AF:

0.0000838

AC:

AN:

250500

AF XY:

0.0000886

show subpopulations

Gnomad AFR exome

AF:

0.000246

Gnomad AMR exome

AF:

0.0000579

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000124

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000107

AC:

156

AN:

1461206

Hom.:

Cov.:

AF XY:

0.000105

AC XY:

AN XY:

726870

show subpopulations

African (AFR)

AF:

0.000209

AC:

AN:

33468

American (AMR)

AF:

0.0000671

AC:

AN:

44712

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26130

East Asian (EAS)

AF:

0.00

AC:

AN:

39696

South Asian (SAS)

AF:

0.0000348

AC:

AN:

86240

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53394

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5422

European-Non Finnish (NFE)

AF:

0.000124

AC:

138

AN:

1111822

Other (OTH)

AF:

0.0000829

AC:

AN:

60322

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.443

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:

0.000145

AC:

AN:

152196

Hom.:

Cov.:

AF XY:

0.000188

AC XY:

AN XY:

74412

show subpopulations

African (AFR)

AF:

0.000265

AC:

AN:

41532

American (AMR)

AF:

0.0000654

AC:

AN:

15284

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3466

East Asian (EAS)

AF:

0.00

AC:

AN:

5186

South Asian (SAS)

AF:

0.00

AC:

AN:

4818

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10592

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000132

AC:

AN:

68000

Other (OTH)

AF:

0.000473

AC:

AN:

2112

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

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:

0.000165

Hom.:

Bravo

AF:

0.000136

ExAC

AF:

0.0000577

AC:

Asia WGS

AF:

0.000289

AC:

AN:

3478

EpiCase

AF:

0.00

EpiControl

AF:

0.000178

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.072

BayesDel_addAF

Benign

-0.55

BayesDel_noAF

Benign

-0.74

CADD

Benign

(source)

DANN

Benign

0.76

DEOGEN2

Benign

0.030

Eigen

Benign

-0.68

Eigen_PC

Benign

-0.58

FATHMM_MKL

Uncertain

0.78

LIST_S2

Benign

0.79

M_CAP

Benign

0.0068

MetaRNN

Benign

0.023

MetaSVM

Benign

-0.90

MutationAssessor

Benign

0.49

PhyloP100

0.77

PrimateAI

Benign

0.45

PROVEAN

Benign

-0.98

REVEL

Benign

0.025

Sift

Benign

0.035

Sift4G

Benign

0.12

Polyphen

0.0

Vest4

0.044

MVP

0.043

MPC

0.18

ClinPred

0.025

GERP RS

1.4

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

gMVP

0.26

Mutation Taster

=90/10

polymorphism

(source)

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

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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