rs909982

Variant names:

• chr6-40519324-A-G
• rs909982
• NM_020737.3:c.-19+67617T>C

Your query was ambiguous. Multiple possible variants found:

• chr6-40519324-A-G
• chr6-40519324-A-T

Variant summary

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

The NM_020737.3(LRFN2):​c.-19+67617T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.573 in 152,024 control chromosomes in the GnomAD database, including 25,332 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 0.57 (25332 hom., cov: 32)
• Consequence: LRFN2 NM_020737.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.124
• Publications: 3 publications found

Genes affected

LRFN2 (HGNC:21226): (leucine rich repeat and fibronectin type III domain containing 2) Predicted to be involved in modulation of chemical synaptic transmission and regulation of postsynapse organization. Predicted to be located in plasma membrane. Predicted to be active in Schaffer collateral - CA1 synapse and cell surface. Predicted to be integral component of postsynaptic density membrane. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000226454 (HGNC:):

ACMG classification

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

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.9).
• BA1: GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.643 is higher than 0.05.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020737.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LRFN2	NM_020737.3	MANE Select	c.-19+67617T>C		intron	N/A	NP_065788.1
	LOC105379699	NR_182433.1		n.135-1811T>C		intron	N/A
	LOC105379699	NR_182434.1		n.135-1811T>C		intron	N/A

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LRFN2	ENST00000338305.7	TSL:1 MANE Select	c.-19+67617T>C		intron	N/A	ENSP00000345985.6
	LRFN2	ENST00000700335.1		c.-171+67617T>C		intron	N/A	ENSP00000514953.1
	ENSG00000226454	ENST00000442781.2	TSL:2	n.162-1811T>C		intron	N/A

Frequencies

GnomAD3 genomes AF: 0.573 AC: 87058 AN: 151902 Hom.: 25322 Cov.: 32

Gnomad AFR AF: 0.582

Gnomad AMI AF: 0.393

Gnomad AMR AF: 0.468

Gnomad ASJ AF: 0.692

Gnomad EAS AF: 0.423

Gnomad SAS AF: 0.664

Gnomad FIN AF: 0.619

Gnomad MID AF: 0.687

Gnomad NFE AF: 0.584

Gnomad OTH AF: 0.600

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

GnomAD4 genome AF: 0.573 AC: 87106 AN: 152024 Hom.: 25332 Cov.: 32 AF XY: 0.574 AC XY: 42632 AN XY: 74284

African (AFR) AF: 0.582 AC: 24118 AN: 41444

American (AMR) AF: 0.468 AC: 7149 AN: 15288

Ashkenazi Jewish (ASJ) AF: 0.692 AC: 2402 AN: 3472

East Asian (EAS) AF: 0.424 AC: 2189 AN: 5166

South Asian (SAS) AF: 0.662 AC: 3190 AN: 4816

European-Finnish (FIN) AF: 0.619 AC: 6522 AN: 10538

Middle Eastern (MID) AF: 0.677 AC: 199 AN: 294

European-Non Finnish (NFE) AF: 0.584 AC: 39703 AN: 67982

Other (OTH) AF: 0.604 AC: 1276 AN: 2112

Alfa AF: 0.581 Hom.: 43329

Bravo AF: 0.555

Asia WGS AF: 0.548 AC: 1909 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.90
CADD	Benign	6.6
DANN	Benign	0.70
PhyloP100		0.12
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: rs909982; hg19: chr6-40487063;