chr1-156906306-G-A

Variant names:

• chr1-156906306-G-A
• rs769055450
• NM_001080471.3:c.338G>A

Variant summary

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

The NM_001080471.3(PEAR1):​c.338G>A​(p.Arg113His) variant causes a missense change. The variant allele was found at a frequency of 0.0000112 in 1,614,074 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R113C) has been classified as Uncertain significance.

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 33)
  • Exomes 𝑓: 0.000012 (0 hom.)
• Consequence: PEAR1 NM_001080471.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 4.77
• Publications: 1 publications found

Genes affected

PEAR1 (HGNC:33631): (platelet endothelial aggregation receptor 1) PEAR1 is a platelet receptor that signals upon the formation of platelet-platelet contacts independent of platelet activation and secondary to platelet aggregation (Nanda et al., 2005 [PubMed 15851471]).[supplied by OMIM, Mar 2008]

ACMG classification

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001080471.3. 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
	PEAR1	NM_001080471.3	MANE Select	c.338G>A	p.Arg113His	missense	Exon 5 of 23	NP_001073940.1	Q5VY43
	PEAR1	NM_001353682.2		c.146G>A	p.Arg49His	missense	Exon 5 of 23	NP_001340611.1
	PEAR1	NM_001353683.2		c.146G>A	p.Arg49His	missense	Exon 6 of 24	NP_001340612.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PEAR1	ENST00000292357.8	TSL:5 MANE Select	c.338G>A	p.Arg113His	missense	Exon 5 of 23	ENSP00000292357.7	Q5VY43
	PEAR1	ENST00000971373.1		c.365G>A	p.Arg122His	missense	Exon 7 of 25	ENSP00000641432.1
	PEAR1	ENST00000338302.7	TSL:5	c.338G>A	p.Arg113His	missense	Exon 6 of 24	ENSP00000344465.3	Q5VY43

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152214 Hom.: 0 Cov.: 33

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: 0.0000358 AC: 9 AN: 251248 AF XY: 0.0000368

Gnomad AFR exome AF: 0.0000615

Gnomad AMR exome AF: 0.0000289

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.000109

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.0000440

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000116 AC: 17 AN: 1461860 Hom.: 0 Cov.: 31 AF XY: 0.0000138 AC XY: 10 AN XY: 727244

African (AFR) AF: 0.0000299 AC: 1 AN: 33480

American (AMR) AF: 0.0000224 AC: 1 AN: 44720

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.0000252 AC: 1 AN: 39700

South Asian (SAS) AF: 0.0000348 AC: 3 AN: 86254

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53410

Middle Eastern (MID) AF: 0.000173 AC: 1 AN: 5768

European-Non Finnish (NFE) AF: 0.00000809 AC: 9 AN: 1111996

Other (OTH) AF: 0.0000166 AC: 1 AN: 60396

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152214 Hom.: 0 Cov.: 33 AF XY: 0.0000134 AC XY: 1 AN XY: 74368

African (AFR) AF: 0.00 AC: 0 AN: 41450

American (AMR) AF: 0.00 AC: 0 AN: 15280

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.00 AC: 0 AN: 5204

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

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10618

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: 2094

Alfa AF: 0.0000565 Hom.: 0

Bravo AF: 0.0000189

ExAC AF: 0.0000330 AC: 4

EpiCase AF: 0.000109

EpiControl AF: 0.0000593

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	0.083
BayesDel_addAF	Benign	-0.055	T
BayesDel_noAF	Benign	-0.090
CADD	Pathogenic	30
DANN	Pathogenic	1.0
DEOGEN2	Benign	0.058	T
Eigen	Uncertain	0.65
Eigen_PC	Uncertain	0.63
FATHMM_MKL	Uncertain	0.96	D
LIST_S2	Uncertain	0.92	D
M_CAP	Benign	0.016	T
MetaRNN	Uncertain	0.57	D
MetaSVM	Benign	-0.98	T
MutationAssessor	Uncertain	2.8	M
PhyloP100		4.8
PrimateAI	Uncertain	0.49	T
PROVEAN	Uncertain	-3.2	D
REVEL	Benign	0.26
Sift	Uncertain	0.015	D
Sift4G	Uncertain	0.0050	D
Polyphen		1.0	D
Vest4		0.39
MutPred		0.58		Gain of catalytic residue at C114 (P = 0.1157)
MVP		0.62
MPC		0.24
ClinPred		0.81	D
GERP RS		4.9
Varity_R		0.23
gMVP		0.19
Mutation Taster		=39/61	disease causing

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.010		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: rs769055450; hg19: chr1-156876098; COSMIC: COSV106092848; COSMIC: COSV106092848;