2-199911748-CTCT-C

Position:

• chr2-199911748-CTCT-C

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2 PM4_Supporting PP5

The NM_153689.6(C2orf69):​c.311_313del​(p.Leu104_Tyr105delinsHis) variant causes a inframe deletion change. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Pathogenic (no stars).

• Frequency: Genomes: not found (cov: 32)
• Consequence: C2orf69 NM_153689.6 inframe_deletion
• Clinical Significance: Pathogenic no assertion criteria provided P:1
• Conservation: PhyloP100: 3.88

Genes affected

C2orf69 (HGNC:26799): (chromosome 2 open reading frame 69) Involved in oxidative phosphorylation. Located in mitochondrion. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Uncertain_significance. Variant got 4 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PM4: Nonframeshift variant in NON repetitive region in NM_153689.6. Strenght limited to Supporting due to length of the change: 1aa.
• PP5: Variant 2-199911748-CTCT-C is Pathogenic according to our data. Variant chr2-199911748-CTCT-C is described in ClinVar as [Pathogenic]. Clinvar id is 1177457.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr2-199911748-CTCT-C is described in Lovd as [Pathogenic].

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
C2orf69	NM_153689.6	c.311_313del	p.Leu104_Tyr105delinsHis	inframe_deletion	1/2	ENST00000319974.6

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
C2orf69	ENST00000319974.6	c.311_313del	p.Leu104_Tyr105delinsHis	inframe_deletion	1/2	1	NM_153689.6	P1
C2orf69	ENST00000491721.1	n.444_446del		non_coding_transcript_exon_variant	1/2	2

Frequencies

GnomAD3 genomes Cov.: 32

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

GnomAD4 genome Cov.: 32

ClinVar

Significance: Pathogenic

Submissions summary: Pathogenic:1

Revision: no assertion criteria provided

Submissions by phenotype

Combined oxidative phosphorylation deficiency 53 Pathogenic:1

Pathogenic, no assertion criteria provided

literature only

OMIM

Jul 09, 2021

- -

Computational scores

Source: dbNSFP v4.3

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr2-200776471;