chr15-78937341-T-C

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_004390.5(CTSH):ā€‹c.206A>Gā€‹(p.Asn69Ser) variant causes a missense change. The variant allele was found at a frequency of 0.00000205 in 1,461,758 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 0.0000021 ( 0 hom. )

Consequence

CTSH
NM_004390.5 missense

Scores

5
12
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.44
Variant links:
Genes affected
CTSH (HGNC:2535): (cathepsin H) The protein encoded by this gene is a lysosomal cysteine proteinase important in the overall degradation of lysosomal proteins. It is composed of a dimer of disulfide-linked heavy and light chains, both produced from a single protein precursor. The encoded protein, which belongs to the peptidase C1 protein family, can act both as an aminopeptidase and as an endopeptidase. Increased expression of this gene has been correlated with malignant progression of prostate tumors. Alternate splicing of this gene results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.965

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CTSHNM_004390.5 linkuse as main transcriptc.206A>G p.Asn69Ser missense_variant 3/12 ENST00000220166.10
CTSHNM_001411095.1 linkuse as main transcriptc.92A>G p.Asn31Ser missense_variant 3/12
CTSHXM_017021951.2 linkuse as main transcriptc.152A>G p.Asn51Ser missense_variant 4/13
CTSHNM_001319137.2 linkuse as main transcriptc.-732A>G 5_prime_UTR_variant 4/13

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CTSHENST00000220166.10 linkuse as main transcriptc.206A>G p.Asn69Ser missense_variant 3/121 NM_004390.5 P1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251480
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135916
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000116
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461758
Hom.:
0
Cov.:
30
AF XY:
0.00000138
AC XY:
1
AN XY:
727196
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000671
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378
ExAC
AF:
0.0000247
AC:
3

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 08, 2024The c.206A>G (p.N69S) alteration is located in exon 3 (coding exon 3) of the CTSH gene. This alteration results from a A to G substitution at nucleotide position 206, causing the asparagine (N) at amino acid position 69 to be replaced by a serine (S). 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
Uncertain
0.44
BayesDel_addAF
Uncertain
0.015
T
BayesDel_noAF
Uncertain
0.010
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Pathogenic
0.91
D;.
Eigen
Pathogenic
0.68
Eigen_PC
Uncertain
0.53
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Uncertain
0.87
D;D
M_CAP
Benign
0.059
D
MetaRNN
Pathogenic
0.97
D;D
MetaSVM
Pathogenic
1.1
D
MutationAssessor
Pathogenic
4.4
H;.
MutationTaster
Benign
0.97
D
PrimateAI
Uncertain
0.52
T
PROVEAN
Uncertain
-4.0
D;.
REVEL
Uncertain
0.60
Sift
Uncertain
0.0030
D;.
Sift4G
Uncertain
0.0050
D;D
Vest4
0.85
MutPred
0.81
Gain of relative solvent accessibility (P = 0.09);.;
MVP
0.99
MPC
0.53
ClinPred
0.98
D
GERP RS
4.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.63
gMVP
0.96

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: rs752664784; hg19: chr15-79229683; API