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rs201665826

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 0P and 5B. BP4_StrongBP6

The NM_017721.5(CC2D1A):c.2125+18G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00156 in 1,613,966 control chromosomes in the GnomAD database, including 9 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.00089 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0016 ( 9 hom. )

Consequence

CC2D1A
NM_017721.5 intron

Scores

2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:1

Conservation

PhyloP100: 1.02
Variant links:
Genes affected
CC2D1A (HGNC:30237): (coiled-coil and C2 domain containing 1A) This gene encodes a transcriptional repressor that binds to a conserved 14-bp 5'-repressor element and regulates expression of the 5-hydroxytryptamine (serotonin) receptor 1A gene in neuronal cells. The DNA binding and transcriptional repressor activities of the protein are inhibited by calcium. A mutation in this gene results in a nonsyndromic form of cognitive disability (MRT3). [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 19-13926890-G-A is Benign according to our data. Variant chr19-13926890-G-A is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 210599.We mark this variant Likely_benign, oryginal submissions are: {Uncertain_significance=1, Likely_benign=1}. Variant chr19-13926890-G-A is described in Lovd as [Likely_benign].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CC2D1ANM_017721.5 linkuse as main transcriptc.2125+18G>A intron_variant ENST00000318003.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CC2D1AENST00000318003.11 linkuse as main transcriptc.2125+18G>A intron_variant 1 NM_017721.5 P3Q6P1N0-1

Frequencies

GnomAD3 genomes
AF:
0.000887
AC:
135
AN:
152154
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000651
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000188
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00153
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000794
AC:
198
AN:
249416
Hom.:
0
AF XY:
0.000842
AC XY:
114
AN XY:
135346
show subpopulations
Gnomad AFR exome
AF:
0.000194
Gnomad AMR exome
AF:
0.000232
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000372
Gnomad NFE exome
AF:
0.00155
Gnomad OTH exome
AF:
0.000496
GnomAD4 exome
AF:
0.00163
AC:
2382
AN:
1461694
Hom.:
9
Cov.:
32
AF XY:
0.00158
AC XY:
1151
AN XY:
727158
show subpopulations
Gnomad4 AFR exome
AF:
0.000299
Gnomad4 AMR exome
AF:
0.000179
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000337
Gnomad4 NFE exome
AF:
0.00206
Gnomad4 OTH exome
AF:
0.000828
GnomAD4 genome
AF:
0.000887
AC:
135
AN:
152272
Hom.:
0
Cov.:
31
AF XY:
0.000806
AC XY:
60
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.000650
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000188
Gnomad4 NFE
AF:
0.00153
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000861
Hom.:
0
Bravo
AF:
0.000790

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:1
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoJul 22, 2015- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 31, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
Cadd
Benign
2.4
Dann
Benign
0.51

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: rs201665826; hg19: chr19-14037703; API