16-20333306-G-A

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_StrongBS1_SupportingBS2

The NM_003361.4(UMOD):​c.*8C>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000551 in 1,612,440 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00045 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00056 ( 2 hom. )

Consequence

UMOD
NM_003361.4 3_prime_UTR

Scores

2

Clinical Significance

Uncertain significance criteria provided, single submitter U:2

Conservation

PhyloP100: -1.60
Variant links:
Genes affected
UMOD (HGNC:12559): (uromodulin) The protein encoded by this gene is the most abundant protein in mammalian urine under physiological conditions. Its excretion in urine follows proteolytic cleavage of the ectodomain of its glycosyl phosphatidylinosital-anchored counterpart that is situated on the luminal cell surface of the loop of Henle. This protein may act as a constitutive inhibitor of calcium crystallization in renal fluids. Excretion of this protein in urine may provide defense against urinary tract infections caused by uropathogenic bacteria. Defects in this gene are associated with the renal disorders medullary cystic kidney disease-2 (MCKD2), glomerulocystic kidney disease with hyperuricemia and isosthenuria (GCKDHI), and familial juvenile hyperuricemic nephropathy (FJHN). Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Jul 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.88).
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.000453 (69/152256) while in subpopulation AFR AF= 0.000698 (29/41550). AF 95% confidence interval is 0.000498. There are 0 homozygotes in gnomad4. There are 26 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck. Existence of Clinvar submissions makes me limit the strength of this signal to Supporting
BS2
High AC in GnomAd4 at 69 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
UMODNM_003361.4 linkuse as main transcriptc.*8C>T 3_prime_UTR_variant 11/11 ENST00000396138.9 NP_003352.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
UMODENST00000396138.9 linkuse as main transcriptc.*8C>T 3_prime_UTR_variant 11/115 NM_003361.4 ENSP00000379442 P2P07911-1
UMODENST00000396134.6 linkuse as main transcriptc.*8C>T 3_prime_UTR_variant 12/122 ENSP00000379438 A2P07911-5
UMODENST00000570689.5 linkuse as main transcriptc.*8C>T 3_prime_UTR_variant 11/115 ENSP00000460548 P2P07911-1
UMODENST00000570331.1 linkuse as main transcript downstream_gene_variant 5

Frequencies

GnomAD3 genomes
AF:
0.000454
AC:
69
AN:
152138
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000700
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000524
Gnomad ASJ
AF:
0.00144
Gnomad EAS
AF:
0.000194
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000368
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000325
AC:
81
AN:
248888
Hom.:
1
AF XY:
0.000364
AC XY:
49
AN XY:
134488
show subpopulations
Gnomad AFR exome
AF:
0.000314
Gnomad AMR exome
AF:
0.000349
Gnomad ASJ exome
AF:
0.00140
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.0000331
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000374
Gnomad OTH exome
AF:
0.000823
GnomAD4 exome
AF:
0.000561
AC:
819
AN:
1460184
Hom.:
2
Cov.:
30
AF XY:
0.000534
AC XY:
388
AN XY:
726250
show subpopulations
Gnomad4 AFR exome
AF:
0.000658
Gnomad4 AMR exome
AF:
0.000314
Gnomad4 ASJ exome
AF:
0.00249
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.0000349
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000603
Gnomad4 OTH exome
AF:
0.000696
GnomAD4 genome
AF:
0.000453
AC:
69
AN:
152256
Hom.:
0
Cov.:
32
AF XY:
0.000349
AC XY:
26
AN XY:
74450
show subpopulations
Gnomad4 AFR
AF:
0.000698
Gnomad4 AMR
AF:
0.000523
Gnomad4 ASJ
AF:
0.00144
Gnomad4 EAS
AF:
0.000194
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000368
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000670
Hom.:
0
Bravo
AF:
0.000521

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Kidney disorder Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGenome Diagnostics Laboratory, The Hospital for Sick ChildrenDec 12, 2016- -
not provided Uncertain:1
Uncertain significance, no assertion criteria providedliterature onlyMartin Pollak Laboratory, Beth Israel Deaconess Medical Center-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.88
CADD
Benign
0.83
DANN
Benign
0.54

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs199904726; hg19: chr16-20344628; COSMIC: COSV100207968; COSMIC: COSV100207968; API