rs746520786

Variant names:

• chr2-100286926-T-C
• rs746520786
• NM_198461.4:c.2058A>G

Your query was ambiguous. Multiple possible variants found:

• chr2-100286926-T-C
• chr2-100286926-T-G

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2 BP4_Strong BP7

The NM_198461.4(LONRF2):​c.2058A>G​(p.Glu686Glu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,532 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: 33)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: LONRF2 NM_198461.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.271
• Publications: 0 publications found

Genes affected

LONRF2 (HGNC:24788): (LON peptidase N-terminal domain and ring finger 2) Predicted to enable metal ion binding activity. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -3 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.84).
• BP7: Synonymous conserved (PhyloP=0.271 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_198461.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LONRF2	NM_198461.4	MANE Select	c.2058A>G	p.Glu686Glu	synonymous	Exon 11 of 12	NP_940863.3	Q1L5Z9-1
	LONRF2	NM_001371783.1		c.1329A>G	p.Glu443Glu	synonymous	Exon 12 of 13	NP_001358712.1	Q1L5Z9-2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LONRF2	ENST00000393437.8	TSL:5 MANE Select	c.2058A>G	p.Glu686Glu	synonymous	Exon 11 of 12	ENSP00000377086.3	Q1L5Z9-1
	LONRF2	ENST00000409647.1	TSL:2	c.1329A>G	p.Glu443Glu	synonymous	Exon 11 of 12	ENSP00000386823.1	Q1L5Z9-2

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461532 Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0 AN XY: 727072

African (AFR) AF: 0.00 AC: 0 AN: 33466

American (AMR) AF: 0.00 AC: 0 AN: 44684

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26118

East Asian (EAS) AF: 0.00 AC: 0 AN: 39690

South Asian (SAS) AF: 0.0000116 AC: 1 AN: 86170

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53418

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5766

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111848

Other (OTH) AF: 0.00 AC: 0 AN: 60372

GnomAD4 genome Cov.: 33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.84
CADD	Benign	0.63
DANN	Benign	0.50
PhyloP100		0.27
Mutation Taster		=100/0	polymorphism

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: rs746520786; hg19: chr2-100903388;