10-32680309-T-A

Variant names:

• chr10-32680309-T-A
• rs2247648
• NM_001395015.1:c.2123-5661T>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_001395015.1(CCDC7):​c.2123-5661T>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000658 in 151,984 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 0.0000066 (0 hom., cov: 31)
• Consequence: CCDC7 NM_001395015.1 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.146
• Publications: 2 publications found

Genes affected

CCDC7 (HGNC:26533): (coiled-coil domain containing 7)

CCDC7 Gene-Disease associations (from GenCC):

• Tourette syndrome

  Inheritance: Unknown Classification: NO_KNOWN Submitted by: Labcorp Genetics (formerly Invitae)

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.9).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001395015.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CCDC7	NM_001395015.1	MANE Select	c.2123-5661T>A		intron	N/A	NP_001381944.1
	CCDC7	NM_001321115.2		c.2123-5661T>A		intron	N/A	NP_001308044.1
	CCDC7	NM_001395233.1		c.1064-5661T>A		intron	N/A	NP_001382162.1

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CCDC7	ENST00000639629.2	TSL:5 MANE Select	c.2123-5661T>A		intron	N/A	ENSP00000491655.1
	CCDC7	ENST00000302316.12	TSL:1	n.154-5661T>A		intron	N/A	ENSP00000303710.9
	CCDC7	ENST00000639290.1	TSL:1	n.685+4496T>A		intron	N/A

Frequencies

GnomAD3 genomes AF: 0.00000658 AC: 1 AN: 151984 Hom.: 0 Cov.: 31

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000655

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: 0.00

Gnomad OTH AF: 0.00

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.00000658 AC: 1 AN: 151984 Hom.: 0 Cov.: 31 AF XY: 0.0000135 AC XY: 1 AN XY: 74224

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 41414

American (AMR) AF: 0.0000655 AC: 1 AN: 15272

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3468

East Asian (EAS) AF: 0.00 AC: 0 AN: 5180

South Asian (SAS) AF: 0.00 AC: 0 AN: 4816

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10550

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 67966

Other (OTH) AF: 0.00 AC: 0 AN: 2090

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.00 Hom.: 894

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.90
CADD	Benign	1.5
DANN	Benign	0.55
PhyloP100		-0.15

Splicing

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

Other links and lift over

dbSNP: rs2247648; hg19: chr10-32969237;