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chr9-35658677-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_174923.3(CCDC107):​c.208G>T​(p.Ala70Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000211 in 1,419,694 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A70T) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

CCDC107
NM_174923.3 missense

Scores

1
4
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.90
Variant links:
Genes affected
CCDC107 (HGNC:28465): (coiled-coil domain containing 107) This gene encodes a membrane protein which contains a coiled-coil domain in the central region. Multiple alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jan 2013]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.27060127).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CCDC107NM_174923.3 linkuse as main transcriptc.208G>T p.Ala70Ser missense_variant 2/5 ENST00000426546.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CCDC107ENST00000426546.7 linkuse as main transcriptc.208G>T p.Ala70Ser missense_variant 2/51 NM_174923.3 A2Q8WV48-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000252
AC:
5
AN:
198704
Hom.:
0
AF XY:
0.0000178
AC XY:
2
AN XY:
112436
show subpopulations
Gnomad AFR exome
AF:
0.0000974
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000224
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000112
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000211
AC:
3
AN:
1419694
Hom.:
0
Cov.:
30
AF XY:
0.00
AC XY:
0
AN XY:
706568
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000560
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.11e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.0000113
ExAC
AF:
0.0000336
AC:
4

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsApr 05, 2023The c.208G>T (p.A70S) alteration is located in exon 2 (coding exon 2) of the CCDC107 gene. This alteration results from a G to T substitution at nucleotide position 208, causing the alanine (A) at amino acid position 70 to be replaced by a serine (S). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.27
CADD
Uncertain
25
DANN
Uncertain
0.99
Eigen
Uncertain
0.34
Eigen_PC
Uncertain
0.30
FATHMM_MKL
Benign
0.69
D
LIST_S2
Benign
0.76
T;T;T;T;T;T
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.27
T;T;T;T;T;T
MetaSVM
Benign
-0.81
T
MutationAssessor
Benign
1.7
L;L;.;L;L;L
MutationTaster
Benign
0.66
N;N;N;N;N;N
PrimateAI
Uncertain
0.60
T
PROVEAN
Benign
-1.9
N;N;N;N;N;D
REVEL
Benign
0.15
Sift
Benign
0.074
T;T;T;T;T;D
Sift4G
Pathogenic
0.0
D;D;D;D;D;D
Polyphen
1.0, 1.0
.;.;.;D;D;D
Vest4
0.52
MutPred
0.46
Gain of disorder (P = 0.0813);Gain of disorder (P = 0.0813);Gain of disorder (P = 0.0813);Gain of disorder (P = 0.0813);Gain of disorder (P = 0.0813);Gain of disorder (P = 0.0813);
MVP
0.44
MPC
0.54
ClinPred
0.55
D
GERP RS
4.2
Varity_R
0.19
gMVP
0.43

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: rs770935195; hg19: chr9-35658674; API