16-722842-T-C

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001378030.1(CCDC78):​c.1302-53A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.512 in 1,608,772 control chromosomes in the GnomAD database, including 220,565 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.56 ( 24510 hom., cov: 34)
Exomes 𝑓: 0.51 ( 196055 hom. )

Consequence

CCDC78
NM_001378030.1 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.420
Variant links:
Genes affected
CCDC78 (HGNC:14153): (coiled-coil domain containing 78) Involved in de novo centriole assembly involved in multi-ciliated epithelial cell differentiation and skeletal muscle contraction. Located in several cellular components, including centriole; deuterosome; and sarcolemma. Implicated in centronuclear myopathy 4. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.9).
BP6
Variant 16-722842-T-C is Benign according to our data. Variant chr16-722842-T-C is described in ClinVar as [Benign]. Clinvar id is 1185523.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.788 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CCDC78NM_001378030.1 linkuse as main transcriptc.1302-53A>G intron_variant ENST00000345165.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CCDC78ENST00000345165.10 linkuse as main transcriptc.1302-53A>G intron_variant 5 NM_001378030.1 A2

Frequencies

GnomAD3 genomes
AF:
0.557
AC:
84623
AN:
152008
Hom.:
24473
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.635
Gnomad AMI
AF:
0.456
Gnomad AMR
AF:
0.602
Gnomad ASJ
AF:
0.398
Gnomad EAS
AF:
0.809
Gnomad SAS
AF:
0.766
Gnomad FIN
AF:
0.607
Gnomad MID
AF:
0.440
Gnomad NFE
AF:
0.469
Gnomad OTH
AF:
0.489
GnomAD3 exomes
AF:
0.586
AC:
145688
AN:
248656
Hom.:
45280
AF XY:
0.582
AC XY:
78533
AN XY:
135024
show subpopulations
Gnomad AFR exome
AF:
0.646
Gnomad AMR exome
AF:
0.726
Gnomad ASJ exome
AF:
0.397
Gnomad EAS exome
AF:
0.816
Gnomad SAS exome
AF:
0.763
Gnomad FIN exome
AF:
0.607
Gnomad NFE exome
AF:
0.465
Gnomad OTH exome
AF:
0.509
GnomAD4 exome
AF:
0.507
AC:
739101
AN:
1456646
Hom.:
196055
Cov.:
34
AF XY:
0.513
AC XY:
371591
AN XY:
724512
show subpopulations
Gnomad4 AFR exome
AF:
0.636
Gnomad4 AMR exome
AF:
0.709
Gnomad4 ASJ exome
AF:
0.399
Gnomad4 EAS exome
AF:
0.800
Gnomad4 SAS exome
AF:
0.756
Gnomad4 FIN exome
AF:
0.608
Gnomad4 NFE exome
AF:
0.464
Gnomad4 OTH exome
AF:
0.510
GnomAD4 genome
AF:
0.557
AC:
84714
AN:
152126
Hom.:
24510
Cov.:
34
AF XY:
0.569
AC XY:
42307
AN XY:
74346
show subpopulations
Gnomad4 AFR
AF:
0.635
Gnomad4 AMR
AF:
0.603
Gnomad4 ASJ
AF:
0.398
Gnomad4 EAS
AF:
0.809
Gnomad4 SAS
AF:
0.767
Gnomad4 FIN
AF:
0.607
Gnomad4 NFE
AF:
0.469
Gnomad4 OTH
AF:
0.493
Alfa
AF:
0.480
Hom.:
23039
Bravo
AF:
0.555
Asia WGS
AF:
0.760
AC:
2638
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxJul 06, 2018- -
Congenital myopathy with internal nuclei and atypical cores Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 14, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.90
CADD
Benign
2.6
DANN
Benign
0.47

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: rs12599130; hg19: chr16-772842; COSMIC: COSV53497916; COSMIC: COSV53497916; API