chr3-56621593-A-AAGAG

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM4BP6_ModerateBS2

The NM_001141947.3(CCDC66):​c.2825_2828dup​(p.Ser943ArgfsTer18) variant causes a frameshift change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00332 in 1,599,706 control chromosomes in the GnomAD database, including 9 homozygotes. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0023 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0034 ( 9 hom. )

Consequence

CCDC66
NM_001141947.3 frameshift

Scores

Not classified

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.15
Variant links:
Genes affected
CCDC66 (HGNC:27709): (coiled-coil domain containing 66) Enables microtubule binding activity. Involved in cilium assembly; microtubule bundle formation; and regulation of protein localization to cilium. Located in several cellular components, including Flemming body; microtubule cytoskeleton; and photoreceptor inner segment. [provided by Alliance of Genome Resources, Apr 2022]
TASOR (HGNC:30314): (transcription activation suppressor) Enables chromatin binding activity. Involved in negative regulation of single stranded viral RNA replication via double stranded DNA intermediate; protein localization to heterochromatin; and regulation of gene expression. Located in heterochromatin and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM4
Frameshift in the end of transcript resulting in stoplost. Downstream stopcodon found after 1001 codons.
BP6
Variant 3-56621593-A-AAGAG is Benign according to our data. Variant chr3-56621593-A-AAGAG is described in ClinVar as [Likely_benign]. Clinvar id is 774299.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 9 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CCDC66NM_001141947.3 linkuse as main transcriptc.2825_2828dup p.Ser943ArgfsTer18 frameshift_variant 18/18 ENST00000394672.8
TASORNM_001365635.2 linkuse as main transcriptc.*1443_*1444insCTCT 3_prime_UTR_variant 24/24 ENST00000683822.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CCDC66ENST00000394672.8 linkuse as main transcriptc.2825_2828dup p.Ser943ArgfsTer18 frameshift_variant 18/181 NM_001141947.3 A2A2RUB6-1
TASORENST00000683822.1 linkuse as main transcriptc.*1443_*1444insCTCT 3_prime_UTR_variant 24/24 NM_001365635.2 A2Q9UK61-1

Frequencies

GnomAD3 genomes
AF:
0.00231
AC:
352
AN:
152178
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000868
Gnomad AMI
AF:
0.00110
Gnomad AMR
AF:
0.000916
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00104
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00425
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00233
AC:
564
AN:
241740
Hom.:
0
AF XY:
0.00238
AC XY:
311
AN XY:
130752
show subpopulations
Gnomad AFR exome
AF:
0.000561
Gnomad AMR exome
AF:
0.000350
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000216
Gnomad FIN exome
AF:
0.00209
Gnomad NFE exome
AF:
0.00435
Gnomad OTH exome
AF:
0.00136
GnomAD4 exome
AF:
0.00342
AC:
4956
AN:
1447410
Hom.:
9
Cov.:
29
AF XY:
0.00342
AC XY:
2462
AN XY:
719994
show subpopulations
Gnomad4 AFR exome
AF:
0.000273
Gnomad4 AMR exome
AF:
0.000477
Gnomad4 ASJ exome
AF:
0.0000388
Gnomad4 EAS exome
AF:
0.0000254
Gnomad4 SAS exome
AF:
0.000240
Gnomad4 FIN exome
AF:
0.00143
Gnomad4 NFE exome
AF:
0.00422
Gnomad4 OTH exome
AF:
0.00270
GnomAD4 genome
AF:
0.00231
AC:
352
AN:
152296
Hom.:
0
Cov.:
31
AF XY:
0.00205
AC XY:
153
AN XY:
74474
show subpopulations
Gnomad4 AFR
AF:
0.000866
Gnomad4 AMR
AF:
0.000915
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00104
Gnomad4 NFE
AF:
0.00425
Gnomad4 OTH
AF:
0.000473
Bravo
AF:
0.00223

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJul 04, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs570037412; hg19: chr3-56655621; API