Genetic Variant NM_001025253.3:c.505-8T>C (chr8-80038243-A-G) – ACMG Classification: Benign (-10 pts)

Variant summary

Our verdict is Benign. The variant received -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001025253.3(TPD52):c.505-8T>C variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000458 in 1,612,774 control chromosomes in the GnomAD database, including 8 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00030 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00047 ( 8 hom. )

Consequence

TPD52
NM_001025253.3 splice_region, intron

Scores

Splicing: ADA: 0.00006097

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.06

Publications

0 publications found

Variant links:

Genes affected

TPD52 (HGNC:12005): (tumor protein D52) Enables calcium ion binding activity and protein homodimerization activity. Involved in B cell differentiation. Located in endoplasmic reticulum and perinuclear region of cytoplasm. [provided by Alliance of Genome Resources, Apr 2022]

TPD52 links:

ENSG00000276418 (HGNC:):

ENSG00000276418 links:

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ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -10 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.83).

BP6

Variant 8-80038243-A-G is Benign according to our data. Variant chr8-80038243-A-G is described in ClinVar as Benign. ClinVar VariationId is 709422.Status of the report is criteria_provided_single_submitter, 1 stars.

BS2

High Homozygotes in GnomAdExome4 at 8 AR gene

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001025253.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
TPD52	NM_001025253.3	MANE Select	c.505-8T>C	splice_region intron	N/A	NP_001020424.1	P55327-4
TPD52-MRPS28	NM_001387778.1		c.435+4377T>C	intron	N/A	NP_001374707.1
TPD52	NM_001287140.2		c.625-8T>C	splice_region intron	N/A	NP_001274069.1	P55327-6

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank	Protein	UniProt
TPD52	ENST00000518937.6	TSL:2 MANE Select	c.505-8T>C	splice_region intron	N/A	ENSP00000429915.1	P55327-4
TPD52	ENST00000520527.5	TSL:1	c.625-8T>C	splice_region intron	N/A	ENSP00000429309.1	P55327-6
TPD52	ENST00000448733.3	TSL:1	c.598-8T>C	splice_region intron	N/A	ENSP00000410222.2	P55327-5

Frequencies

GnomAD3 genomes

AF:

0.000309

AC:

AN:

152214

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000483

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00828

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000735

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000955

AC:

237

AN:

248206

AF XY:

0.00129

show subpopulations

Gnomad AFR exome

AF:

0.0000617

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:

0.0000359

Gnomad OTH exome

AF:

0.000657

GnomAD4 exome

AF:

0.000474

AC:

692

AN:

1460442

Hom.:

Cov.:

AF XY:

0.000703

AC XY:

511

AN XY:

726432

show subpopulations

African (AFR)

AF:

0.0000300

AC:

AN:

33358

American (AMR)

AF:

0.00

AC:

AN:

44454

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26084

East Asian (EAS)

AF:

0.00

AC:

AN:

39682

South Asian (SAS)

AF:

0.00725

AC:

625

AN:

86172

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53364

Middle Eastern (MID)

AF:

0.000521

AC:

AN:

5760

European-Non Finnish (NFE)

AF:

0.0000360

AC:

AN:

1111256

Other (OTH)

AF:

0.000381

AC:

AN:

60312

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.502

Heterozygous variant carriers

110

147

184

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

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:

0.000302

AC:

AN:

152332

Hom.:

Cov.:

AF XY:

0.000483

AC XY:

AN XY:

74498

show subpopulations

African (AFR)

AF:

0.0000481

AC:

AN:

41560

American (AMR)

AF:

0.00

AC:

AN:

15306

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00808

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10630

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000735

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.515

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:

0.000112

Hom.:

Bravo

AF:

0.0000869

Asia WGS

AF:

0.00318

AC:

AN:

3478

ClinVar

ClinVar submissions

Significance:Benign

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.83

CADD

Benign

7.0

(source)

DANN

Benign

0.57

PhyloP100

1.1

Mutation Taster

=100/0

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

dbscSNV1_ADA

Benign

0.000061

dbscSNV1_RF

Benign

0.014

SpliceAI score (max)

0.040

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