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GeneBe

6-137001931-G-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_014432.4(IL20RA):c.1289C>T(p.Thr430Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000781 in 1,614,000 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000081 ( 0 hom. )

Consequence

IL20RA
NM_014432.4 missense

Scores

17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -1.01
Variant links:
Genes affected
IL20RA (HGNC:6003): (interleukin 20 receptor subunit alpha) This gene encodes a member of the type II cytokine receptor family. The encoded protein is a subunit of the receptor for interleukin 20, a cytokine that may be involved in epidermal function. The interleukin 20 receptor is a heterodimeric complex consisting of the encoded protein and interleukin 20 receptor beta. This gene and interleukin 20 receptor beta are highly expressed in skin, and are upregulated in psoriasis. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2013]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.042472005).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IL20RANM_014432.4 linkuse as main transcriptc.1289C>T p.Thr430Ile missense_variant 7/7 ENST00000316649.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IL20RAENST00000316649.10 linkuse as main transcriptc.1289C>T p.Thr430Ile missense_variant 7/71 NM_014432.4 P1Q9UHF4-1
IL20RAENST00000367748.4 linkuse as main transcriptc.956C>T p.Thr319Ile missense_variant 6/61 Q9UHF4-2
IL20RAENST00000541547.5 linkuse as main transcriptc.1142C>T p.Thr381Ile missense_variant 7/72 Q9UHF4-3

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152174
Hom.:
0
Cov.:
32
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:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000882
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000438
AC:
11
AN:
251354
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135848
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000967
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000807
AC:
118
AN:
1461826
Hom.:
0
Cov.:
31
AF XY:
0.0000770
AC XY:
56
AN XY:
727226
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000103
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152174
Hom.:
0
Cov.:
32
AF XY:
0.0000673
AC XY:
5
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000659
Hom.:
0
Bravo
AF:
0.0000680
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000824
AC:
10
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 10, 2023The c.1289C>T (p.T430I) alteration is located in exon 7 (coding exon 7) of the IL20RA gene. This alteration results from a C to T substitution at nucleotide position 1289, causing the threonine (T) at amino acid position 430 to be replaced by an isoleucine (I). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.079
BayesDel_addAF
Benign
-0.40
T
BayesDel_noAF
Benign
-0.60
Cadd
Benign
0.050
Dann
Benign
0.87
Eigen
Benign
-1.7
Eigen_PC
Benign
-1.8
FATHMM_MKL
Benign
0.033
N
LIST_S2
Benign
0.66
T;T;T
M_CAP
Benign
0.0060
T
MetaRNN
Benign
0.042
T;T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.25
T
PROVEAN
Benign
-1.3
N;N;N
REVEL
Benign
0.039
Sift
Benign
0.16
T;T;T
Sift4G
Benign
0.20
T;T;T
Polyphen
0.029, 0.0010
.;B;B
Vest4
0.047
MVP
0.38
MPC
0.27
ClinPred
0.10
T
GERP RS
-7.8
Varity_R
0.046
gMVP
0.13

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: rs377051637; hg19: chr6-137323068; API