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rs372541279

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_033124.5(CCDC65):c.710C>T(p.Thr237Ile) variant causes a missense change. The variant allele was found at a frequency of 0.0000378 in 1,614,036 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000040 ( 0 hom. )

Consequence

CCDC65
NM_033124.5 missense

Scores

5
7
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.32
Variant links:
Genes affected
CCDC65 (HGNC:29937): (coiled-coil domain containing 65) This gene encodes a sperm tail protein that is highly expressed in adult testis, spermatocytes and spermatids. The protein plays a critical role in the assembly of the nexin-dynein regulatory complex. Mutations in this gene result in primary ciliary dyskinesia. [provided by RefSeq, Nov 2013]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CCDC65NM_033124.5 linkuse as main transcriptc.710C>T p.Thr237Ile missense_variant 5/8 ENST00000320516.5
CCDC65NM_001286957.2 linkuse as main transcriptc.281C>T p.Thr94Ile missense_variant 5/8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CCDC65ENST00000320516.5 linkuse as main transcriptc.710C>T p.Thr237Ile missense_variant 5/81 NM_033124.5 P2Q8IXS2-1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152166
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:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000318
AC:
8
AN:
251456
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135910
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:
0.0000703
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000397
AC:
58
AN:
1461870
Hom.:
0
Cov.:
31
AF XY:
0.0000316
AC XY:
23
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
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:
0.0000504
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152166
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74350
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:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.0000416
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000494
AC:
6

ClinVar

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

Submissions by phenotype

Primary ciliary dyskinesia 27 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingInvitaeAug 27, 2021This sequence change replaces threonine with isoleucine at codon 237 of the CCDC65 protein (p.Thr237Ile). The threonine residue is highly conserved and there is a moderate physicochemical difference between threonine and isoleucine. This variant is present in population databases (rs372541279, ExAC 0.009%). This variant has not been reported in the literature in individuals affected with CCDC65-related conditions. Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Probably Damaging"; Align-GVGD: "Class C15"). In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.50
BayesDel_addAF
Uncertain
0.033
T
BayesDel_noAF
Uncertain
0.0
Cadd
Uncertain
25
Dann
Pathogenic
1.0
Eigen
Pathogenic
0.75
Eigen_PC
Pathogenic
0.71
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Benign
0.82
T;T;T
M_CAP
Benign
0.011
T
MetaRNN
Uncertain
0.53
D;D;D
MetaSVM
Benign
-1.2
T
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.61
T
PROVEAN
Pathogenic
-5.5
D;D;D
REVEL
Benign
0.28
Sift
Pathogenic
0.0
D;D;D
Sift4G
Uncertain
0.0050
D;T;D
Polyphen
1.0
.;.;D
Vest4
0.64
MVP
0.014
MPC
0.31
ClinPred
0.94
D
GERP RS
5.3
Varity_R
0.79
gMVP
0.74

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: rs372541279; hg19: chr12-49312158; API