1-171524930-A-G

Variant names:

• chr1-171524930-A-G
• rs767973539
• NM_001387844.1:c.1165A>G

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_001387844.1(PRRC2C):​c.1165A>G​(p.Lys389Glu) variant causes a missense change. The variant allele was found at a frequency of 0.00000435 in 1,610,940 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000041 (0 hom.)
• Consequence: PRRC2C NM_001387844.1 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 5.86
• Publications: 0 publications found

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]

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.25280142).

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.1165A>G	p.Lys389Glu	missense	Exon 10 of 35	NP_001374773.1	Q9Y520-7
	PRRC2C	NM_015172.4		c.1159A>G	p.Lys387Glu	missense	Exon 10 of 34	NP_055987.2	Q9Y520-4

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PRRC2C	ENST00000647382.2	MANE Select	c.1165A>G	p.Lys389Glu	missense	Exon 10 of 35	ENSP00000495867.2	Q9Y520-7
	PRRC2C	ENST00000426496.6	TSL:1	c.1159A>G	p.Lys387Glu	missense	Exon 9 of 33	ENSP00000410219.3	Q9Y520-4
	PRRC2C	ENST00000367742.7	TSL:5	c.1165A>G	p.Lys389Glu	missense	Exon 10 of 34	ENSP00000356716.3	E7EPN9

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152216 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

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: 0.0000147

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000404 AC: 1 AN: 247674 AF XY: 0.00000748

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00000892

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000411 AC: 6 AN: 1458724 Hom.: 0 Cov.: 30 AF XY: 0.00000689 AC XY: 5 AN XY: 725508

African (AFR) AF: 0.00 AC: 0 AN: 33360

American (AMR) AF: 0.00 AC: 0 AN: 44406

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26048

East Asian (EAS) AF: 0.00 AC: 0 AN: 39604

South Asian (SAS) AF: 0.00 AC: 0 AN: 85606

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53340

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5754

European-Non Finnish (NFE) AF: 0.00000450 AC: 5 AN: 1110342

Other (OTH) AF: 0.0000166 AC: 1 AN: 60264

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152216 Hom.: 0 Cov.: 32 AF XY: 0.0000134 AC XY: 1 AN XY: 74364

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 41462

American (AMR) AF: 0.00 AC: 0 AN: 15288

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3468

East Asian (EAS) AF: 0.00 AC: 0 AN: 5202

South Asian (SAS) AF: 0.00 AC: 0 AN: 4834

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10616

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.0000147 AC: 1 AN: 68034

Other (OTH) AF: 0.00 AC: 0 AN: 2084

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.0000659 Hom.: 0

Bravo AF: 0.00000378

ExAC AF: 0.00000824 AC: 1

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.18
BayesDel_addAF	Benign	-0.12	T
BayesDel_noAF	Benign	-0.41
CADD	Benign	21
DANN	Benign	0.65
DEOGEN2	Benign	0.030	T
Eigen	Uncertain	0.28
Eigen_PC	Benign	0.18
FATHMM_MKL	Pathogenic	0.97	D
LIST_S2	Uncertain	0.93	D
M_CAP	Benign	0.0091	T
MetaRNN	Benign	0.25	T
MetaSVM	Benign	-1.0	T
MutationAssessor	Benign	1.8	L
PhyloP100		5.9
PrimateAI	Benign	0.45	T
PROVEAN	Benign	-1.5	N
REVEL	Benign	0.15
Sift	Benign	0.087	T
Sift4G	Benign	0.47	T
Polyphen		0.99	D
Vest4		0.33
MutPred		0.30		Loss of methylation at K389 (P = 9e-04)
MVP		0.068
MPC		0.26
ClinPred		0.37	T
GERP RS		5.0
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.7
gMVP		0.37
Mutation Taster		=78/22	polymorphism

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

Other links and lift over

dbSNP: rs767973539; hg19: chr1-171494069;