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GeneBe

16-50749823-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 1P and 5B. PP2BP4BS2

The NM_001378743.1(CYLD):c.125C>T(p.Pro42Leu) variant causes a missense change. The variant allele was found at a frequency of 0.0000211 in 1,613,880 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 (★). Synonymous variant affecting the same amino acid position (i.e. P42P) has been classified as Benign.

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000021 ( 0 hom. )

Consequence

CYLD
NM_001378743.1 missense

Scores

1
8
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.71
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 Likely_benign. Variant got -4 ACMG points.

PP2
Missense variant where missense usually causes diseases, CYLD
BP4
Computational evidence support a benign effect (MetaRNN=0.30547863).
BS2
High AC in GnomAdExome at 6 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYLDNM_001378743.1 linkuse as main transcriptc.125C>T p.Pro42Leu missense_variant 3/19 ENST00000427738.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYLDENST00000427738.8 linkuse as main transcriptc.125C>T p.Pro42Leu missense_variant 3/195 NM_001378743.1 A1Q9NQC7-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152060
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:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000241
AC:
6
AN:
249310
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135268
show subpopulations
Gnomad AFR exome
AF:
0.0000646
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:
0.0000442
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000205
AC:
30
AN:
1461820
Hom.:
0
Cov.:
32
AF XY:
0.0000206
AC XY:
15
AN XY:
727214
show subpopulations
Gnomad4 AFR exome
AF:
0.000120
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000189
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152060
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74274
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:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000340
ExAC
AF:
0.0000165
AC:
2
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

Frontotemporal dementia and/or amyotrophic lateral sclerosis 8 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingBaylor GeneticsOct 19, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.26
BayesDel_addAF
Uncertain
0.060
T
BayesDel_noAF
Uncertain
0.030
Cadd
Uncertain
23
Dann
Benign
0.94
DEOGEN2
Benign
0.062
T;.;T;.;T;.;.;T;.
Eigen
Uncertain
0.30
Eigen_PC
Uncertain
0.36
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.90
D;D;.;.;D;D;.;D;D
M_CAP
Uncertain
0.12
D
MetaRNN
Benign
0.31
T;T;T;T;T;T;T;T;T
MetaSVM
Uncertain
0.52
D
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;D
PrimateAI
Uncertain
0.76
T
PROVEAN
Benign
-1.7
N;N;N;N;.;N;N;N;N
Sift
Benign
0.12
T;D;D;D;.;T;D;D;D
Sift4G
Benign
1.0
T;T;T;T;T;T;T;T;D
Polyphen
0.97, 0.95
.;D;P;D;.;.;D;P;.
Vest4
0.42, 0.40, 0.48, 0.39, 0.41, 0.41, 0.41
MutPred
0.31
Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);Gain of helix (P = 0.0022);
MVP
0.77
MPC
0.85
ClinPred
0.20
T
GERP RS
5.9
Varity_R
0.34
gMVP
0.48

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: rs770539079; hg19: chr16-50783734; COSMIC: COSV100282122; COSMIC: COSV100282122; API