dbSNP rs146379791: PTCH2:p.Ser728Ser (chr1-44827589-G-A) – ACMG Classification: Benign (-17 pts)

Variant summary

Our verdict is Benign. The variant received -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_003738.5(PTCH2):c.2184C>T(p.Ser728Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000351 in 1,614,058 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00035 ( 0 hom., cov: 33)

Exomes 𝑓: 0.00035 ( 0 hom. )

Consequence

PTCH2
NM_003738.5 synonymous

Scores

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.353

Publications

0 publications found

Variant links:

Genes affected

PTCH2 (HGNC:9586): (patched 2) This gene encodes a transmembrane receptor of the patched gene family. The encoded protein may function as a tumor suppressor in the hedgehog signaling pathway. Alterations in this gene have been associated with nevoid basal cell carcinoma syndrome, basal cell carcinoma, medulloblastoma, and susceptibility to congenital macrostomia. Alternatively spliced transcript variants have been described.[provided by RefSeq, Oct 2009]

PTCH2 Gene-Disease associations (from GenCC):

nevoid basal cell carcinoma syndrome
Inheritance: AD, Unknown Classification: MODERATE, SUPPORTIVE, LIMITED Submitted by: Genomics England PanelApp, ClinGen, Labcorp Genetics (formerly Invitae), Orphanet
commissural facial cleft
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

PTCH2 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -17 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.47).

BP6

Variant 1-44827589-G-A is Benign according to our data. Variant chr1-44827589-G-A is described in ClinVar as Likely_benign. ClinVar VariationId is 524602.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-0.353 with no splicing effect.

BS2

High AC in GnomAd4 at 53 AD,Unknown gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
PTCH2	NM_003738.5 link	c.2184C>T	p.Ser728Ser	synonymous_variant	Exon 15 of 22	ENST00000372192.4	NP_003729.3	Q9Y6C5-1
PTCH2	NM_001166292.2 link	c.2184C>T	p.Ser728Ser	synonymous_variant	Exon 15 of 23		NP_001159764.1	Q9Y6C5-2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
PTCH2	ENST00000372192.4 link	c.2184C>T	p.Ser728Ser	synonymous_variant	Exon 15 of 22	1	NM_003738.5	ENSP00000361266.3		Q9Y6C5-1
PTCH2	ENST00000447098.7 link	c.2184C>T	p.Ser728Ser	synonymous_variant	Exon 15 of 23	1		ENSP00000389703.2		Q9Y6C5-2

Frequencies

GnomAD3 genomes

AF:

0.000348

AC:

AN:

152188

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000338

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000458

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.000414

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.000441

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000275

AC:

AN:

250944

AF XY:

0.000236

show subpopulations

Gnomad AFR exome

AF:

0.000432

Gnomad AMR exome

AF:

0.000434

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000317

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000352

AC:

514

AN:

1461752

Hom.:

Cov.:

AF XY:

0.000341

AC XY:

248

AN XY:

727164

show subpopulations

African (AFR)

AF:

0.0000896

AC:

AN:

33480

American (AMR)

AF:

0.000537

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.000383

AC:

AN:

86256

European-Finnish (FIN)

AF:

0.0000188

AC:

AN:

53290

Middle Eastern (MID)

AF:

0.000520

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.000388

AC:

432

AN:

1112008

Other (OTH)

AF:

0.000298

AC:

AN:

60390

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.477

Heterozygous variant carriers

108

144

180

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

100

<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:

0.000348

AC:

AN:

152306

Hom.:

Cov.:

AF XY:

0.000349

AC XY:

AN XY:

74476

show subpopulations

African (AFR)

AF:

0.000337

AC:

AN:

41570

American (AMR)

AF:

0.000457

AC:

AN:

15308

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3466

East Asian (EAS)

AF:

0.00

AC:

AN:

5174

South Asian (SAS)

AF:

0.000414

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000441

AC:

AN:

68016

Other (OTH)

AF:

0.00

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.500

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:

0.000426

Hom.:

Bravo

AF:

0.000336

EpiCase

AF:

0.000545

EpiControl

AF:

0.000178

ClinVar

Significance: Likely benign

Submissions summary: Benign:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

Gorlin syndrome

Benign:1

Apr 30, 2024

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

not provided

Benign:1

Apr 01, 2025

CeGaT Center for Human Genetics Tuebingen

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

PTCH2: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.47

CADD

Benign

(source)

DANN

Benign

0.84

PhyloP100

-0.35

Mutation Taster

=99/1

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

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over