NM_032808.7:c.*182A>T

Variant names:

• chr15-77613862-T-A
• rs3144
• NM_032808.7:c.*182A>T

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_032808.7(LINGO1):​c.*182A>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000214 in 467,234 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: not found (cov: 30)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: LINGO1 NM_032808.7 3_prime_UTR
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 2.50
• Publications: 18 publications found

Genes affected

LINGO1 (HGNC:21205): (leucine rich repeat and Ig domain containing 1) Predicted to enable epidermal growth factor receptor binding activity. Predicted to act upstream of or within generation of neurons and protein kinase B signaling. Predicted to be located in plasma membrane. Predicted to be active in extracellular matrix and extracellular space. Implicated in autosomal recessive non-syndromic intellectual disability and glaucoma. [provided by Alliance of Genome Resources, Apr 2022]

LINGO1 Gene-Disease associations (from GenCC):

• intellectual disability, autosomal recessive 64

  Inheritance: Unknown, AR Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics

LOC105370906 (HGNC:):

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.2).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
LINGO1	NM_032808.7	c.*182A>T		3_prime_UTR_variant	Exon 2 of 2	ENST00000355300.7	NP_116197.4

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
LINGO1	ENST00000355300.7	c.*182A>T		3_prime_UTR_variant	Exon 2 of 2	1	NM_032808.7	ENSP00000347451.6
LINGO1	ENST00000561030.5	c.*182A>T		3_prime_UTR_variant	Exon 4 of 4	1		ENSP00000453853.1

Frequencies

GnomAD3 genomes Cov.: 30

GnomAD4 exome AF: 0.00000214 AC: 1 AN: 467234 Hom.: 0 Cov.: 5 AF XY: 0.00 AC XY: 0 AN XY: 244618

African (AFR) AF: 0.00 AC: 0 AN: 12760

American (AMR) AF: 0.0000539 AC: 1 AN: 18540

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 13768

East Asian (EAS) AF: 0.00 AC: 0 AN: 31088

South Asian (SAS) AF: 0.00 AC: 0 AN: 44616

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 29336

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 2024

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 288490

Other (OTH) AF: 0.00 AC: 0 AN: 26612

GnomAD4 genome Cov.: 30

Alfa AF: 0.00 Hom.: 9813

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.20
CADD	Benign	14
DANN	Benign	0.91
PhyloP100		2.5
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.0

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.030		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: rs3144; hg19: chr15-77906204;