9-28879955-C-T

Variant names:

• chr9-28879955-C-T
• rs1368998
• NM_001258282.3:c.-395+67863G>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_001258282.3(LINGO2):​c.-395+67863G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000658 in 151,992 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 0.0000066 (0 hom., cov: 33)
• Consequence: LINGO2 NM_001258282.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.267
• Publications: 3 publications found

Genes affected

LINGO2 (HGNC:21207): (leucine rich repeat and Ig domain containing 2) Predicted to act upstream of or within positive regulation of synapse assembly. Predicted to be integral component of membrane. Predicted to be active in extracellular matrix and extracellular space. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.9).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
LINGO2	NM_001258282.3	c.-395+67863G>A		intron_variant	Intron 2 of 6	ENST00000698399.1	NP_001245211.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
LINGO2	ENST00000698399.1	c.-395+67863G>A		intron_variant	Intron 2 of 6		NM_001258282.3	ENSP00000513694.1
LINGO2	ENST00000698401.1	c.-765+67863G>A		intron_variant	Intron 2 of 7			ENSP00000513696.1
LINGO2	ENST00000698402.1	c.-550+67863G>A		intron_variant	Intron 2 of 7			ENSP00000513697.1
LINGO2	ENST00000698404.1	c.-506+67863G>A		intron_variant	Intron 2 of 8			ENSP00000513699.1

Frequencies

GnomAD3 genomes AF: 0.00000658 AC: 1 AN: 151992 Hom.: 0 Cov.: 33

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: 0.0000147

Gnomad OTH AF: 0.00

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

GnomAD4 genome AF: 0.00000658 AC: 1 AN: 151992 Hom.: 0 Cov.: 33 AF XY: 0.00 AC XY: 0 AN XY: 74234

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 41340

American (AMR) AF: 0.00 AC: 0 AN: 15256

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5184

South Asian (SAS) AF: 0.00 AC: 0 AN: 4830

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10586

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 314

European-Non Finnish (NFE) AF: 0.0000147 AC: 1 AN: 68010

Other (OTH) AF: 0.00 AC: 0 AN: 2090

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.00 Hom.: 346

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.90
CADD	Benign	1.4
DANN	Benign	0.29
PhyloP100		-0.27

Splicing

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

Other links and lift over

dbSNP: rs1368998; hg19: chr9-28879953;