rs1117707

Variant summary

Our verdict is Benign. The variant received -12 ACMG points: 0P and 12B. BP4_StrongBA1

The ENST00000693303.1(CWC27):​c.1153-5414A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.334 in 151,876 control chromosomes in the GnomAD database, including 8,719 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.33 ( 8719 hom., cov: 31)

Consequence

CWC27
ENST00000693303.1 intron

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -2.04

Publications

6 publications found
Variant links:
Genes affected
CWC27 (HGNC:10664): (CWC27 spliceosome associated cyclophilin) Predicted to enable peptidyl-prolyl cis-trans isomerase activity. Predicted to be involved in protein peptidyl-prolyl isomerization. Located in nucleoplasm. Part of U2-type precatalytic spliceosome and catalytic step 2 spliceosome. [provided by Alliance of Genome Resources, Apr 2022]
CWC27 Gene-Disease associations (from GenCC):
  • metaphyseal chondrodysplasia-retinitis pigmentosa syndrome
    Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: G2P, Labcorp Genetics (formerly Invitae)

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-1.03).
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.396 is higher than 0.05.

Variant Effect in Transcripts

ACMG analysis was done for transcript: ENST00000693303.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt

Ensembl Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
CWC27
ENST00000693303.1
c.1153-5414A>G
intron
N/AENSP00000508557.1
ENSG00000300368
ENST00000771212.1
n.148+20328A>G
intron
N/A
ENSG00000300404
ENST00000771409.1
n.74+4604T>C
intron
N/A

Frequencies

GnomAD3 genomes
AF:
0.334
AC:
50671
AN:
151758
Hom.:
8702
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.346
Gnomad AMI
AF:
0.311
Gnomad AMR
AF:
0.404
Gnomad ASJ
AF:
0.319
Gnomad EAS
AF:
0.340
Gnomad SAS
AF:
0.410
Gnomad FIN
AF:
0.291
Gnomad MID
AF:
0.309
Gnomad NFE
AF:
0.313
Gnomad OTH
AF:
0.307
We have no GnomAD4 exomes data on this position. Probably position not covered by the project.
GnomAD4 genome
AF:
0.334
AC:
50720
AN:
151876
Hom.:
8719
Cov.:
31
AF XY:
0.334
AC XY:
24761
AN XY:
74226
show subpopulations
African (AFR)
AF:
0.347
AC:
14360
AN:
41396
American (AMR)
AF:
0.404
AC:
6169
AN:
15272
Ashkenazi Jewish (ASJ)
AF:
0.319
AC:
1108
AN:
3470
East Asian (EAS)
AF:
0.340
AC:
1748
AN:
5148
South Asian (SAS)
AF:
0.409
AC:
1962
AN:
4796
European-Finnish (FIN)
AF:
0.291
AC:
3076
AN:
10556
Middle Eastern (MID)
AF:
0.305
AC:
89
AN:
292
European-Non Finnish (NFE)
AF:
0.313
AC:
21284
AN:
67932
Other (OTH)
AF:
0.305
AC:
643
AN:
2110
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.507
Heterozygous variant carriers
0
1724
3448
5172
6896
8620
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
504
1008
1512
2016
2520
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.196
Hom.:
395
Bravo
AF:
0.338
Asia WGS
AF:
0.377
AC:
1310
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-1.0
CADD
Benign
0.37
DANN
Benign
0.29
PhyloP100
-2.0

Splicing

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

Publications

Other links and lift over

dbSNP: rs1117707; hg19: chr5-64389665; API