rs368652620

Positions:

• chr8-93709810-C-G
• chr8-93709810-C-T

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2 PP3_Strong

The NM_145269.5(CIBAR1):​c.478C>G​(p.Arg160Gly) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,212 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: CIBAR1 NM_145269.5 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 4.66

Genes affected

CIBAR1 (HGNC:30452): (CBY1 interacting BAR domain containing 1) Enables phospholipid binding activity. Involved in several processes, including inner mitochondrial membrane organization; limb morphogenesis; and membrane tubulation. Located in several cellular components, including centriole; ciliary base; and mitochondrial crista. [provided by Alliance of Genome Resources, Apr 2022]

CIBAR1 (HGNC:):

ACMG classification

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PP3: MetaRNN computational evidence supports a deleterious effect, 0.964

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
CIBAR1	NM_145269.5	c.478C>G	p.Arg160Gly	missense_variant	6/9	ENST00000518322.6	NP_660312.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
CIBAR1	ENST00000518322.6	c.478C>G	p.Arg160Gly	missense_variant	6/9	5	NM_145269.5	ENSP00000429367.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD3 exomes AF: 0.00000402 AC: 1 AN: 248568 Hom.: 0 AF XY: 0.00 AC XY: 0 AN XY: 134804

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.0000290

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: 1461212 Hom.: 0 Cov.: 30 AF XY: 0.00 AC XY: 0 AN XY: 726826

Gnomad4 AFR exome AF: 0.00

Gnomad4 AMR exome AF: 0.0000224

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 Cov.: 32

ExAC AF: 0.00000828 AC: 1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Pathogenic	0.75
BayesDel_addAF	Pathogenic	0.28	D
BayesDel_noAF	Pathogenic	0.25
CADD	Pathogenic	28
DANN	Uncertain	1.0
DEOGEN2	Benign	0.27	T;T;T;.;T;.;.;T
Eigen	Pathogenic	0.75
Eigen_PC	Pathogenic	0.69
FATHMM_MKL	Pathogenic	0.98	D
LIST_S2	Uncertain	0.92	D;D;T;D;D;.;D;D
M_CAP	Benign	0.068	D
MetaRNN	Pathogenic	0.96	D;D;D;D;D;D;D;D
MetaSVM	Uncertain	-0.12	T
PrimateAI	Benign	0.44	T
PROVEAN	Pathogenic	-6.4	D;D;D;D;.;D;D;D
REVEL	Pathogenic	0.74
Sift	Uncertain	0.0010	D;D;D;D;.;D;D;D
Sift4G	Pathogenic	0.0	D;D;D;D;D;D;D;D
Polyphen		1.0	.;D;.;D;.;.;.;.
Vest4		0.92, 0.88, 0.93, 0.93
MutPred		0.88		.;Loss of MoRF binding (P = 0.025);.;Loss of MoRF binding (P = 0.025);.;.;.;.;
MVP		0.77
MPC		0.71
ClinPred		0.99	D
GERP RS		4.8
Varity_R		0.86
gMVP		0.73

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

Other links and lift over

dbSNP: rs368652620; hg19: chr8-94722038;