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GeneBe

8-60853198-C-T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 1P and 6B. PP2BP4_ModerateBS2

The NM_017780.4(CHD7):​c.6473C>T​(p.Ser2158Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000372 in 1,613,770 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000033 ( 1 hom., cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

CHD7
NM_017780.4 missense

Scores

4
15

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.14
Variant links:
Genes affected
CHD7 (HGNC:20626): (chromodomain helicase DNA binding protein 7) This gene encodes a protein that contains several helicase family domains. Mutations in this gene have been found in some patients with the CHARGE syndrome. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2015]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PP2
Missense variant where missense usually causes diseases, CHD7
BP4
Computational evidence support a benign effect (MetaRNN=0.12239671).
BS2
High AC in GnomAd4 at 5 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CHD7NM_017780.4 linkuse as main transcriptc.6473C>T p.Ser2158Leu missense_variant 31/38 ENST00000423902.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CHD7ENST00000423902.7 linkuse as main transcriptc.6473C>T p.Ser2158Leu missense_variant 31/385 NM_017780.4 P1Q9P2D1-1
CHD7ENST00000524602.5 linkuse as main transcriptc.1717-9031C>T intron_variant 1 Q9P2D1-4
CHD7ENST00000695853.1 linkuse as main transcriptc.6473C>T p.Ser2158Leu missense_variant, NMD_transcript_variant 31/37

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152148
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000121
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
GnomAD3 exomes
AF:
0.00000402
AC:
1
AN:
248706
Hom.:
0
AF XY:
0.00000741
AC XY:
1
AN XY:
134970
show subpopulations
Gnomad AFR exome
AF:
0.0000649
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461622
Hom.:
0
Cov.:
32
AF XY:
0.00000138
AC XY:
1
AN XY:
727092
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
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:
0.0000329
AC:
5
AN:
152148
Hom.:
1
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74324
show subpopulations
Gnomad4 AFR
AF:
0.000121
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:
0.0000567
ESP6500AA
AF:
0.000266
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00000828
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.079
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.38
CADD
Benign
18
DANN
Uncertain
0.97
DEOGEN2
Uncertain
0.42
T
Eigen
Benign
-0.51
Eigen_PC
Benign
-0.46
FATHMM_MKL
Uncertain
0.76
D
LIST_S2
Benign
0.82
T
M_CAP
Uncertain
0.096
D
MetaRNN
Benign
0.12
T
MetaSVM
Benign
-0.80
T
MutationAssessor
Benign
0.34
N
MutationTaster
Benign
1.0
D;N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
-1.9
N
REVEL
Benign
0.15
Sift
Benign
0.054
T
Sift4G
Benign
0.11
T
Polyphen
0.020
B
Vest4
0.12
MVP
0.59
MPC
0.14
ClinPred
0.092
T
GERP RS
5.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.068
gMVP
0.23

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs376056567; hg19: chr8-61765757; COSMIC: COSV71108794; COSMIC: COSV71108794; API