7-148383690-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_014141.6(CNTNAP2):​c.3517C>T​(p.Pro1173Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0 ( 0 hom., cov: 33)
Failed GnomAD Quality Control

Consequence

CNTNAP2
NM_014141.6 missense

Scores

4
10
5

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 7.73
Variant links:
Genes affected
CNTNAP2 (HGNC:13830): (contactin associated protein 2) This gene encodes a member of the neurexin family which functions in the vertebrate nervous system as cell adhesion molecules and receptors. This protein, like other neurexin proteins, contains epidermal growth factor repeats and laminin G domains. In addition, it includes an F5/8 type C domain, discoidin/neuropilin- and fibrinogen-like domains, thrombospondin N-terminal-like domains and a putative PDZ binding site. This protein is localized at the juxtaparanodes of myelinated axons, and mediates interactions between neurons and glia during nervous system development and is also involved in localization of potassium channels within differentiating axons. This gene encompasses almost 1.5% of chromosome 7 and is one of the largest genes in the human genome. It is directly bound and regulated by forkhead box protein P2, a transcription factor related to speech and language development. This gene has been implicated in multiple neurodevelopmental disorders, including Gilles de la Tourette syndrome, schizophrenia, epilepsy, autism, ADHD and intellectual disability. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CNTNAP2NM_014141.6 linkuse as main transcriptc.3517C>T p.Pro1173Ser missense_variant 22/24 ENST00000361727.8 NP_054860.1 Q9UHC6-1A0A090N7T7B2RCH4
LOC105375554XR_928093.3 linkuse as main transcriptn.446-2020G>A intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CNTNAP2ENST00000361727.8 linkuse as main transcriptc.3517C>T p.Pro1173Ser missense_variant 22/241 NM_014141.6 ENSP00000354778.3 Q9UHC6-1

Frequencies

GnomAD3 genomes
AF:
0.00
AC:
0
AN:
152176
Hom.:
0
Cov.:
33
FAILED QC
Gnomad AFR
AF:
0.00
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
Cov.:
33
GnomAD4 genome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
152294
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74478
Gnomad4 AFR
AF:
0.00
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

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.80
BayesDel_addAF
Pathogenic
0.17
D
BayesDel_noAF
Uncertain
0.010
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Benign
0.26
T;T;T
Eigen
Uncertain
0.66
Eigen_PC
Pathogenic
0.69
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.92
.;D;D
M_CAP
Benign
0.026
D
MetaRNN
Uncertain
0.69
D;D;D
MetaSVM
Uncertain
-0.26
T
MutationAssessor
Uncertain
2.8
M;M;.
PrimateAI
Uncertain
0.70
T
PROVEAN
Uncertain
-2.5
N;.;.
REVEL
Uncertain
0.48
Sift
Benign
0.43
T;.;.
Sift4G
Benign
0.40
T;.;T
Polyphen
0.99
D;D;.
Vest4
0.72
MutPred
0.53
Loss of phosphorylation at T1172 (P = 0.0865);Loss of phosphorylation at T1172 (P = 0.0865);.;
MVP
0.89
MPC
0.21
ClinPred
0.89
D
GERP RS
6.1
Varity_R
0.15
gMVP
0.55

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
Details are displayed if max score is > 0.2

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

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr7-148080782; API