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GeneBe

16-50749868-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 3P and 2B. PM2PP2BP4_Moderate

The NM_001378743.1(CYLD):c.170A>G(p.His57Arg) variant causes a missense change. The variant allele was found at a frequency of 0.0000031 in 1,614,052 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

CYLD
NM_001378743.1 missense

Scores

1
5
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.81
Variant links:
Genes affected
CYLD (HGNC:2584): (CYLD lysine 63 deubiquitinase) This gene is encodes a cytoplasmic protein with three cytoskeletal-associated protein-glycine-conserved (CAP-GLY) domains that functions as a deubiquitinating enzyme. Mutations in this gene have been associated with cylindromatosis, multiple familial trichoepithelioma, and Brooke-Spiegler syndrome. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant where missense usually causes diseases, CYLD
BP4
Computational evidence support a benign effect (MetaRNN=0.18639758).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYLDNM_001378743.1 linkuse as main transcriptc.170A>G p.His57Arg missense_variant 3/19 ENST00000427738.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYLDENST00000427738.8 linkuse as main transcriptc.170A>G p.His57Arg missense_variant 3/195 NM_001378743.1 A1Q9NQC7-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152224
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000120
AC:
3
AN:
249346
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135288
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:
0.0000265
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461828
Hom.:
0
Cov.:
32
AF XY:
0.00000550
AC XY:
4
AN XY:
727214
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152224
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74372
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.0000166
AC:
2
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

Brooke-Spiegler syndrome Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingBaylor GeneticsJan 26, 2021This variant was determined to be of uncertain significance according to ACMG Guidelines, 2015 [PMID:25741868]. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.21
BayesDel_addAF
Pathogenic
0.17
D
BayesDel_noAF
Uncertain
0.070
Cadd
Benign
16
Dann
Benign
0.71
DEOGEN2
Benign
0.019
T;.;T;.;T;.;.;T;.
Eigen
Benign
-0.44
Eigen_PC
Benign
-0.28
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Benign
0.79
T;D;.;.;D;D;.;D;D
M_CAP
Uncertain
0.093
D
MetaRNN
Benign
0.19
T;T;T;T;T;T;T;T;T
MetaSVM
Uncertain
-0.21
T
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;N
PrimateAI
Uncertain
0.51
T
PROVEAN
Benign
-1.3
N;N;N;N;.;N;N;N;N
Sift
Benign
0.41
T;T;T;T;.;T;T;T;D
Sift4G
Benign
0.61
T;T;T;T;T;T;T;T;T
Polyphen
0.0040, 0.0020
.;B;B;B;.;.;B;B;.
Vest4
0.15, 0.16, 0.20, 0.16, 0.15, 0.16, 0.15
MutPred
0.41
Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);Gain of MoRF binding (P = 0.0086);
MVP
0.96
MPC
0.49
ClinPred
0.16
T
GERP RS
4.8
Varity_R
0.15
gMVP
0.38

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: rs767537235; hg19: chr16-50783779; API