16-31132952-C-T

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_002773.5(PRSS8):​c.268G>A​(p.Glu90Lys) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000015 in 1,604,350 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/24 in silico tools predict a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000015 ( 0 hom. )

Consequence

PRSS8
NM_002773.5 missense, splice_region

Scores

4
14
Splicing: ADA: 0.0002696
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.833

Publications

3 publications found
Variant links:
Genes affected
PRSS8 (HGNC:9491): (serine protease 8) This gene encodes a member of the peptidase S1 or chymotrypsin family of serine proteases. The encoded preproprotein is proteolytically processed to generate light and heavy chains that associate via a disulfide bond to form the heterodimeric enzyme. This enzyme is highly expressed in prostate epithelia and is one of several proteolytic enzymes found in seminal fluid. This protease exhibits trypsin-like substrate specificity, cleaving protein substrates at the carboxyl terminus of lysine or arginine residues. The encoded protease partially mediates proteolytic activation of the epithelial sodium channel, a regulator of sodium balance, and may also play a role in epithelial barrier formation. [provided by RefSeq, Feb 2016]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.117644966).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_002773.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
PRSS8
NM_002773.5
MANE Select
c.268G>Ap.Glu90Lys
missense splice_region
Exon 4 of 6NP_002764.1Q16651-1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
PRSS8
ENST00000317508.11
TSL:1 MANE Select
c.268G>Ap.Glu90Lys
missense splice_region
Exon 4 of 6ENSP00000319730.6Q16651-1
PRSS8
ENST00000964168.1
c.244G>Ap.Glu82Lys
missense splice_region
Exon 4 of 6ENSP00000634227.1
PRSS8
ENST00000567797.1
TSL:4
c.250G>Ap.Glu84Lys
missense splice_region
Exon 3 of 3ENSP00000458056.1H3BVC8

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152006
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.00000413
AC:
1
AN:
242034
AF XY:
0.00000761
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 FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000913
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000151
AC:
22
AN:
1452344
Hom.:
0
Cov.:
32
AF XY:
0.0000180
AC XY:
13
AN XY:
721248
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33338
American (AMR)
AF:
0.00
AC:
0
AN:
44340
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
25428
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39558
South Asian (SAS)
AF:
0.00
AC:
0
AN:
85510
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
52300
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5712
European-Non Finnish (NFE)
AF:
0.0000199
AC:
22
AN:
1106236
Other (OTH)
AF:
0.00
AC:
0
AN:
59922
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.482
Heterozygous variant carriers
0
2
3
5
6
8
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152006
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74232
show subpopulations
African (AFR)
AF:
0.0000242
AC:
1
AN:
41356
American (AMR)
AF:
0.00
AC:
0
AN:
15244
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5180
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4832
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10600
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.0000147
AC:
1
AN:
68008
Other (OTH)
AF:
0.00
AC:
0
AN:
2086
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.500
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.0000151
ExAC
AF:
0.00000826
AC:
1

ClinVar

ClinVar submissions as Germline
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Uncertain
0.074
D
BayesDel_noAF
Benign
-0.13
CADD
Benign
18
DANN
Uncertain
0.98
DEOGEN2
Benign
0.25
T
Eigen
Benign
-0.79
Eigen_PC
Benign
-0.82
FATHMM_MKL
Benign
0.19
N
LIST_S2
Benign
0.67
T
M_CAP
Uncertain
0.11
D
MetaRNN
Benign
0.12
T
MetaSVM
Benign
-0.44
T
MutationAssessor
Benign
-0.14
N
PhyloP100
0.83
PrimateAI
Benign
0.42
T
PROVEAN
Benign
-0.84
N
REVEL
Uncertain
0.41
Sift
Benign
0.33
T
Sift4G
Benign
0.68
T
Polyphen
0.93
P
Vest4
0.40
MutPred
0.42
Gain of methylation at E90 (P = 0.0072)
MVP
0.85
MPC
0.65
ClinPred
0.21
T
GERP RS
3.5
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.30
gMVP
0.59
Mutation Taster
=93/7
polymorphism

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00027
dbscSNV1_RF
Benign
0.026
SpliceAI score (max)
0.10
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs779657113; hg19: chr16-31144273; COSMIC: COSV54898589; COSMIC: COSV54898589; API