Genetic Variant NM_198461.4:c.2058A>C (chr2-100286926-T-G) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_198461.4(LONRF2):c.2058A>C(p.Glu686Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000263 in 152,140 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)

Consequence

LONRF2
NM_198461.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.271

Publications

0 publications found

Variant links:

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]

LONRF2 links:

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ACMG classification

Classification was made for transcript

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 (MetaRNN=0.022904754).

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>C	p.Glu686Asp	missense	Exon 11 of 12	NP_940863.3	Q1L5Z9-1
	LONRF2	NM_001371783.1		c.1329A>C	p.Glu443Asp	missense	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>C	p.Glu686Asp	missense	Exon 11 of 12	ENSP00000377086.3	Q1L5Z9-1
	LONRF2	ENST00000409647.1	TSL:2	c.1329A>C	p.Glu443Asp	missense	Exon 11 of 12	ENSP00000386823.1	Q1L5Z9-2

Frequencies

GnomAD3 genomes

AF:

0.0000263

AC:

AN:

152140

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000966

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:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000398

AC:

AN:

250954

AF XY:

0.00000737

show subpopulations

Gnomad AFR exome

AF:

0.0000616

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

Cov.:

GnomAD4 genome

AF:

0.0000263

AC:

AN:

152140

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74336

show subpopulations

African (AFR)

AF:

0.0000966

AC:

AN:

41420

American (AMR)

AF:

0.00

AC:

AN:

15280

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5194

South Asian (SAS)

AF:

0.00

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10610

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68022

Other (OTH)

AF:

0.00

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.550

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.0000868

Hom.:

Bravo

AF:

0.0000151

ExAC

AF:

0.00000824

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.16

BayesDel_addAF

Benign

-0.47

BayesDel_noAF

Benign

-0.73

CADD

Benign

0.23

(source)

DANN

Benign

0.074

DEOGEN2

Benign

0.011

Eigen

Benign

-1.3

Eigen_PC

Benign

-1.3

FATHMM_MKL

Benign

0.091

LIST_S2

Benign

0.68

M_CAP

Benign

0.011

MetaRNN

Benign

0.023

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.14

PhyloP100

0.27

PrimateAI

Benign

0.43

PROVEAN

Benign

-0.060

REVEL

Benign

0.053

Sift

Benign

0.76

Sift4G

Benign

0.72

Polyphen

0.049

Vest4

0.088

MutPred

0.43

Loss of glycosylation at P687 (P = 0.0822)

MVP

0.25

MPC

0.29

ClinPred

0.032

GERP RS

-3.5

Varity_R

0.036

gMVP

0.29

Mutation Taster

=89/11

polymorphism

(source)

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

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

ClinVar

Computational scores

Splicing

Publications

Other links and lift over