rs11718344

Variant names:

• chr3-126747622-A-G
• rs11718344
• NM_032343.3:c.411+14400A>G

Variant summary

Our verdict is Benign. The variant received -12 ACMG points: 0P and 12B. BP4_Strong BA1

The NM_032343.3(CHCHD6):​c.411+14400A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0911 in 152,222 control chromosomes in the GnomAD database, including 810 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: 𝑓 0.091 (810 hom., cov: 32)
• Consequence: CHCHD6 NM_032343.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.468
• Publications: 2 publications found

Genes affected

CHCHD6 (HGNC:28184): (coiled-coil-helix-coiled-coil-helix domain containing 6) Involved in cellular response to DNA damage stimulus and cristae formation. Located in cytosol and mitochondrial inner membrane. Part of MICOS complex. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Benign. The variant received -12 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.91).
• BA1: GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.131 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
CHCHD6	NM_032343.3	c.411+14400A>G		intron_variant	Intron 4 of 7	ENST00000290913.8	NP_115719.1
CHCHD6	NM_001320610.2	c.411+14400A>G		intron_variant	Intron 4 of 7		NP_001307539.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
CHCHD6	ENST00000290913.8	c.411+14400A>G		intron_variant	Intron 4 of 7	1	NM_032343.3	ENSP00000290913.3

Frequencies

GnomAD3 genomes AF: 0.0912 AC: 13871 AN: 152104 Hom.: 810 Cov.: 32

Gnomad AFR AF: 0.0261

Gnomad AMI AF: 0.143

Gnomad AMR AF: 0.0913

Gnomad ASJ AF: 0.170

Gnomad EAS AF: 0.00598

Gnomad SAS AF: 0.0522

Gnomad FIN AF: 0.0953

Gnomad MID AF: 0.209

Gnomad NFE AF: 0.133

Gnomad OTH AF: 0.115

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.0911 AC: 13874 AN: 152222 Hom.: 810 Cov.: 32 AF XY: 0.0887 AC XY: 6602 AN XY: 74408

African (AFR) AF: 0.0261 AC: 1084 AN: 41560

American (AMR) AF: 0.0912 AC: 1395 AN: 15302

Ashkenazi Jewish (ASJ) AF: 0.170 AC: 588 AN: 3468

East Asian (EAS) AF: 0.00600 AC: 31 AN: 5170

South Asian (SAS) AF: 0.0529 AC: 255 AN: 4824

European-Finnish (FIN) AF: 0.0953 AC: 1010 AN: 10594

Middle Eastern (MID) AF: 0.214 AC: 63 AN: 294

European-Non Finnish (NFE) AF: 0.134 AC: 9078 AN: 67986

Other (OTH) AF: 0.114 AC: 240 AN: 2114

Alfa AF: 0.123 Hom.: 669

Bravo AF: 0.0898

Asia WGS AF: 0.0310 AC: 111 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.91
CADD	Benign	0.45
DANN	Benign	0.43
PhyloP100		-0.47
Mutation Taster		=100/0	polymorphism (auto)

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

Other links and lift over

dbSNP: rs11718344; hg19: chr3-126466465; COSMIC: COSV52065873;