X-49237088-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_014008.5(CCDC22):​c.53C>A​(p.Ala18Glu) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000249 in 1,206,353 control chromosomes in the GnomAD database, with no homozygous occurrence. There are no hemizygote samples in GnomAD. In-silico tool predicts a benign outcome for this variant. 13/19 in silico tools predict a benign outcome for this variant. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000018 ( 0 hom., 0 hem., cov: 23)
Exomes 𝑓: 9.1e-7 ( 0 hom. 0 hem. )

Consequence

CCDC22
NM_014008.5 missense, splice_region

Scores

1
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.81
Variant links:
Genes affected
CCDC22 (HGNC:28909): (coiled-coil domain containing 22) This gene encodes a protein containing a coiled-coil domain. The encoded protein functions in the regulation of NF-kB (nuclear factor kappa-light-chain-enhancer of activated B cells) by interacting with COMMD (copper metabolism Murr1 domain-containing) proteins. The mouse orthologous protein has been shown to bind copines, which are calcium-dependent, membrane-binding proteins that may function in calcium signaling. This human gene has been identified as a novel candidate gene for syndromic X-linked intellectual disability. [provided by RefSeq, Aug 2013]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.09685704).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CCDC22NM_014008.5 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant, splice_region_variant 2/17 ENST00000376227.4 NP_054727.1
CCDC22XM_005272599.5 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant, splice_region_variant 2/17 XP_005272656.1
CCDC22XR_430506.4 linkuse as main transcriptn.220C>A splice_region_variant, non_coding_transcript_exon_variant 2/11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CCDC22ENST00000376227.4 linkuse as main transcriptc.53C>A p.Ala18Glu missense_variant, splice_region_variant 2/171 NM_014008.5 ENSP00000365401 P1
CCDC22ENST00000490300.1 linkuse as main transcriptn.196C>A non_coding_transcript_exon_variant 1/53
CCDC22ENST00000496651.5 linkuse as main transcriptn.194C>A splice_region_variant, non_coding_transcript_exon_variant 2/63

Frequencies

GnomAD3 genomes
AF:
0.0000178
AC:
2
AN:
112636
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
34788
show subpopulations
Gnomad AFR
AF:
0.0000645
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
9.14e-7
AC:
1
AN:
1093663
Hom.:
0
Cov.:
30
AF XY:
0.00
AC XY:
0
AN XY:
359483
show subpopulations
Gnomad4 AFR exome
AF:
0.0000380
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000177
AC:
2
AN:
112690
Hom.:
0
Cov.:
23
AF XY:
0.00
AC XY:
0
AN XY:
34852
show subpopulations
Gnomad4 AFR
AF:
0.0000644
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:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756

ClinVar

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

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitternot providedInstitute for Medical Genetics and Human Genetics, Charité - Universitätsmedizin Berlin-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.53
CADD
Benign
14
DANN
Benign
0.79
DEOGEN2
Benign
0.17
T
FATHMM_MKL
Benign
0.46
N
LIST_S2
Benign
0.65
T
M_CAP
Benign
0.016
T
MetaRNN
Benign
0.097
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.88
L
MutationTaster
Benign
0.61
N
PrimateAI
Uncertain
0.74
T
PROVEAN
Benign
3.1
N
REVEL
Benign
0.12
Sift
Benign
1.0
T
Sift4G
Benign
0.95
T
Polyphen
0.051
B
Vest4
0.18
MutPred
0.51
Gain of disorder (P = 0.033);
MVP
0.39
MPC
2.1
ClinPred
0.28
T
GERP RS
4.9
Varity_R
0.095
gMVP
0.43

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.080
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: rs1557112813; hg19: chrX-49093555; API