Genetic Variant UPK3B:p.Pro184Pro (chr7-76513957-C-G) – ACMG Classification: Likely_benign (-3 pts)

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2BP4_StrongBP7

The NM_001347684.2(UPK3B):c.552C>G(p.Pro184Pro) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000659 in 151,786 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. P184P) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Consequence

UPK3B
NM_001347684.2 synonymous

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -3.32

Publications

0 publications found

Variant links:

Genes affected

UPK3B (HGNC:21444): (uroplakin 3B) UPK3B is a minor component of the apical plaques of mammalian urothelium that binds and dimerizes with uroplakin-1b (UPK1B; MIM 602380), one of the major conserved urothelium membrane proteins. The other major conserved integral membrane proteins of urothelial plaques are UPK1A (MIM 611557), UPK2 (MIM 611558), and UPK3A (MIM 611559) (Deng et al., 2002 [PubMed 12446744]).[supplied by OMIM, Mar 2008]

UPK3B links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -3 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.049485683).

BP7

Synonymous conserved (PhyloP=-3.32 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001347684.2. 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
	UPK3B	NM_001347684.2	MANE Select	c.552C>G	p.Pro184Pro	synonymous	Exon 5 of 6	NP_001334613.1	Q9BT76-3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
UPK3B	ENST00000334348.8	TSL:2 MANE Select	c.552C>G	p.Pro184Pro	synonymous	Exon 5 of 6	ENSP00000334938.3	Q9BT76-3
UPK3B	ENST00000257632.9	TSL:2	c.637C>G	p.Arg213Gly	missense	Exon 3 of 4	ENSP00000257632.5	Q9BT76-1
UPK3B	ENST00000394849.1	TSL:2	c.472C>G	p.Arg158Gly	missense	Exon 4 of 5	ENSP00000378319.1	Q9BT76-2

Frequencies

GnomAD3 genomes

AF:

0.00000659

AC:

AN:

151786

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000242

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:

0.00

Gnomad OTH

AF:

0.00

GnomAD4 exome

Cov.:

GnomAD4 genome

AF:

0.00000659

AC:

AN:

151786

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74152

show subpopulations

African (AFR)

AF:

0.0000242

AC:

AN:

41282

American (AMR)

AF:

0.00

AC:

AN:

15254

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3464

East Asian (EAS)

AF:

0.00

AC:

AN:

5124

South Asian (SAS)

AF:

0.00

AC:

AN:

4822

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10614

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67914

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.575

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:

0.00

Hom.:

Bravo

AF:

0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.11

BayesDel_addAF

Benign

-0.21

BayesDel_noAF

Benign

-0.54

CADD

Benign

0.066

(source)

DANN

Benign

0.97

DEOGEN2

Benign

0.0043

Eigen

Benign

-1.8

Eigen_PC

Benign

-1.9

FATHMM_MKL

Benign

0.020

LIST_S2

Benign

0.46

M_CAP

Benign

0.0086

MetaRNN

Benign

0.049

MetaSVM

Benign

-1.0

PhyloP100

-3.3

PrimateAI

Benign

0.26

PROVEAN

Benign

-1.5

REVEL

Benign

0.10

Sift

Uncertain

0.014

Sift4G

Benign

0.089

Polyphen

0.0

Vest4

0.28

MutPred

0.20

Loss of helix (P = 0.0123)

MVP

0.014

ClinPred

0.086

GERP RS

-9.8

Varity_R

0.11

Mutation Taster

=99/1

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.020

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

ClinVar

Computational scores

Splicing

Publications

Other links and lift over