C2CD3 p.Pro235Leu

Variant summary

Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_001286577.2(C2CD3):​c.704C>T​(p.Pro235Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00556 in 1,604,348 control chromosomes in the GnomAD database, including 29 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Synonymous variant affecting the same amino acid position (i.e. P235P) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0036 ( 3 hom., cov: 32)
Exomes 𝑓: 0.0058 ( 26 hom. )

Consequence

C2CD3
NM_001286577.2 missense

Scores

1
18

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:10

Conservation

PhyloP100: 1.59

Publications

3 publications found
Variant links:
Genes affected
C2CD3 (HGNC:24564): (C2 domain containing 3 centriole elongation regulator) This gene encodes a protein that functions as a regulator of centriole elongation. Studies of the orthologous mouse protein show that it promotes centriolar distal appendage assembly and is also required for the recruitment of other ciliogenic proteins, including intraflagellar transport proteins. Mutations in this gene cause orofaciodigital syndrome XIV (OFD14), a ciliopathy resulting in malformations of the oral cavity, face and digits. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Nov 2014]
C2CD3 Gene-Disease associations (from GenCC):
  • orofaciodigital syndrome type 14
    Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: G2P, Labcorp Genetics (formerly Invitae), ClinGen, Orphanet

Genome browser will be placed here

new If you want to explore the variant's impact on the transcript NM_001286577.2, check out the Mutation Effect Viewer. This is especially useful for frameshift variants or if you want to visualize the effect of exon loss / intron retention.

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0063070953).
BP6
Variant 11-74139608-G-A is Benign according to our data. Variant chr11-74139608-G-A is described in ClinVar as Benign/Likely_benign. ClinVar VariationId is 599461.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population nfe. GnomAd4 allele frequency = 0.00361 (549/152254) while in subpopulation NFE AF = 0.0064 (435/68000). AF 95% confidence interval is 0.0059. There are 3 homozygotes in GnomAd4. There are 233 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check.
BS2
High Homozygotes in GnomAd4 at 3 AR gene

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001286577.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
C2CD3
NM_001286577.2
MANE Select
c.704C>Tp.Pro235Leu
missense
Exon 4 of 33NP_001273506.1Q4AC94-5
C2CD3
NM_015531.6
c.704C>Tp.Pro235Leu
missense
Exon 4 of 31NP_056346.3Q4AC94-1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
C2CD3
ENST00000334126.12
TSL:5 MANE Select
c.704C>Tp.Pro235Leu
missense
Exon 4 of 33ENSP00000334379.7Q4AC94-5
C2CD3
ENST00000414160.7
TSL:1
c.704C>Tp.Pro235Leu
missense
Exon 4 of 31ENSP00000388750.3H7BZB4
C2CD3
ENST00000313663.11
TSL:1
c.704C>Tp.Pro235Leu
missense
Exon 4 of 31ENSP00000323339.7Q4AC94-1

Frequencies

GnomAD3 genomes
AF:
0.00362
AC:
550
AN:
152136
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00142
Gnomad AMI
AF:
0.00110
Gnomad AMR
AF:
0.00111
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000829
Gnomad FIN
AF:
0.00283
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00640
Gnomad OTH
AF:
0.00143
GnomAD2 exomes
AF:
0.00364
AC:
915
AN:
251392
AF XY:
0.00343
show subpopulations
Gnomad AFR exome
AF:
0.000615
Gnomad AMR exome
AF:
0.00130
Gnomad ASJ exome
AF:
0.000695
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00296
Gnomad NFE exome
AF:
0.00677
Gnomad OTH exome
AF:
0.00228
GnomAD4 exome
AF:
0.00577
AC:
8374
AN:
1452094
Hom.:
26
Cov.:
30
AF XY:
0.00542
AC XY:
3921
AN XY:
723086
show subpopulations
African (AFR)
AF:
0.000692
AC:
23
AN:
33222
American (AMR)
AF:
0.00139
AC:
62
AN:
44712
Ashkenazi Jewish (ASJ)
AF:
0.000806
AC:
21
AN:
26056
East Asian (EAS)
AF:
0.0000252
AC:
1
AN:
39640
South Asian (SAS)
AF:
0.000372
AC:
32
AN:
86046
European-Finnish (FIN)
AF:
0.00266
AC:
142
AN:
53412
Middle Eastern (MID)
AF:
0.000350
AC:
2
AN:
5710
European-Non Finnish (NFE)
AF:
0.00715
AC:
7883
AN:
1103242
Other (OTH)
AF:
0.00346
AC:
208
AN:
60054
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.474
Heterozygous variant carriers
0
381
763
1144
1526
1907
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
298
596
894
1192
1490
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.00361
AC:
549
AN:
152254
Hom.:
3
Cov.:
32
AF XY:
0.00313
AC XY:
233
AN XY:
74442
show subpopulations
African (AFR)
AF:
0.00142
AC:
59
AN:
41544
American (AMR)
AF:
0.00111
AC:
17
AN:
15292
Ashkenazi Jewish (ASJ)
AF:
0.000288
AC:
1
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5184
South Asian (SAS)
AF:
0.000622
AC:
3
AN:
4822
European-Finnish (FIN)
AF:
0.00283
AC:
30
AN:
10618
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.00640
AC:
435
AN:
68000
Other (OTH)
AF:
0.00142
AC:
3
AN:
2116
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.498
Heterozygous variant carriers
0
29
57
86
114
143
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
10
20
30
40
50
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00562
Hom.:
11
Bravo
AF:
0.00324
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.00611
EpiControl
AF:
0.00557

ClinVar

ClinVar submissions
Significance:Benign/Likely benign
Revision:criteria provided, multiple submitters, no conflicts
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
-
5
not provided (5)
-
-
2
Orofaciodigital syndrome type 14 (2)
-
-
1
C2CD3-related disorder (1)
-
-
1
Inborn genetic diseases (1)
-
-
1
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.58
T
BayesDel_noAF
Benign
-0.59
CADD
Benign
18
DANN
Benign
0.82
DEOGEN2
Benign
0.18
T
Eigen
Benign
-0.69
Eigen_PC
Benign
-0.56
FATHMM_MKL
Benign
0.70
D
LIST_S2
Benign
0.77
T
M_CAP
Benign
0.0055
T
MetaRNN
Benign
0.0063
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.1
L
PhyloP100
1.6
PrimateAI
Benign
0.44
T
PROVEAN
Uncertain
-3.6
D
REVEL
Benign
0.058
Sift
Benign
0.36
T
Sift4G
Benign
0.51
T
Varity_R
0.055
gMVP
0.47
Mutation Taster
=97/3
polymorphism

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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Publications

Other links and lift over

dbSNP: rs149910292;
hg19: chr11-73850653;
COSMIC: COSV99043194;
COSMIC: COSV99043194;
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