Genetic Variant NM_001193315.2:c.234C>T (chr14-77451296-G-A) – ACMG Classification: Benign (-21 pts)

Variant summary

Our verdict is Benign. The variant received -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_001193315.2(VIPAS39):c.234C>T(p.Ser78Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00596 in 1,614,110 control chromosomes in the GnomAD database, including 501 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.032 ( 265 hom., cov: 32)

Exomes 𝑓: 0.0032 ( 236 hom. )

Consequence

VIPAS39
NM_001193315.2 synonymous

Scores

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: 0.582

Publications

4 publications found

Variant links:

Genes affected

VIPAS39 (HGNC:20347): (VPS33B interacting protein, apical-basolateral polarity regulator, spe-39 homolog) Involved in endosome to lysosome transport and intracellular protein transport. Acts upstream of or within collagen metabolic process and peptidyl-lysine hydroxylation. Located in Golgi apparatus and endosome. Implicated in arthrogryposis, renal dysfunction, and cholestasis 2. [provided by Alliance of Genome Resources, Apr 2022]

VIPAS39 Gene-Disease associations (from GenCC):

arthrogryposis, renal dysfunction, and cholestasis 2
Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: ClinGen, Labcorp Genetics (formerly Invitae), G2P
arthrogryposis-renal dysfunction-cholestasis syndrome
Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

VIPAS39 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -21 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.81).

BP6

Variant 14-77451296-G-A is Benign according to our data. Variant chr14-77451296-G-A is described in ClinVar as Benign. ClinVar VariationId is 261489.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=0.582 with no splicing effect.

BA1

GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.11 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
VIPAS39	NM_001193315.2 link	c.234C>T	p.Ser78Ser	synonymous_variant	Exon 4 of 20	ENST00000557658.6	NP_001180244.1	Q9H9C1-1Q6IA61

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
VIPAS39	ENST00000557658.6 link	c.234C>T	p.Ser78Ser	synonymous_variant	Exon 4 of 20	1	NM_001193315.2	ENSP00000452191.1		Q9H9C1-1

Frequencies

GnomAD3 genomes

AF:

0.0323

AC:

4919

AN:

152112

Hom.:

263

Cov.:

show subpopulations

Gnomad AFR

AF:

0.112

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0124

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00124

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00633

Gnomad NFE

AF:

0.000382

Gnomad OTH

AF:

0.0220

GnomAD2 exomes

AF:

0.00832

AC:

2091

AN:

251470

AF XY:

0.00583

show subpopulations

Gnomad AFR exome

AF:

0.114

Gnomad AMR exome

AF:

0.00541

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000229

Gnomad OTH exome

AF:

0.00326

GnomAD4 exome

AF:

0.00321

AC:

4691

AN:

1461880

Hom.:

236

Cov.:

AF XY:

0.00273

AC XY:

1988

AN XY:

727240

show subpopulations

African (AFR)

AF:

0.115

AC:

3841

AN:

33478

American (AMR)

AF:

0.00559

AC:

250

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.000301

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00503

AC:

AN:

5762

European-Non Finnish (NFE)

AF:

0.000126

AC:

140

AN:

1112008

Other (OTH)

AF:

0.00671

AC:

405

AN:

60394

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.474

Heterozygous variant carriers

261

522

783

1044

1305

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

120

240

360

480

600

<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:

0.0324

AC:

4926

AN:

152230

Hom.:

265

Cov.:

AF XY:

0.0315

AC XY:

2347

AN XY:

74444

show subpopulations

African (AFR)

AF:

0.112

AC:

4658

AN:

41506

American (AMR)

AF:

0.0124

AC:

189

AN:

15286

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5182

South Asian (SAS)

AF:

0.00104

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00680

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000382

AC:

AN:

68018

Other (OTH)

AF:

0.0218

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.500

Heterozygous variant carriers

212

424

637

849

1061

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Genome Hom

Variant carriers

100

150

200

250

<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:

0.0117

Hom.:

266

Bravo

AF:

0.0368

Asia WGS

AF:

0.00549

AC:

AN:

3478

EpiCase

AF:

0.000218

EpiControl

AF:

0.000356

ClinVar

Significance: Benign

Submissions summary: Benign:4

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not provided

Benign:3

Breakthrough Genomics, Breakthrough Genomics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:not provided

- -

Feb 03, 2025

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Oct 28, 2019

GeneDx

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

not specified

Benign:1

PreventionGenetics, part of Exact Sciences

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.81

CADD

Benign

4.0

(source)

DANN

Benign

0.52

PhyloP100

0.58

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Mutation Taster

=100/0

polymorphism (auto)

(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