2-157321490-C-G

Variant names:

• chr2-157321490-C-G
• rs368602677
• NM_020711.3:c.636G>C

Variant summary

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

The NM_020711.3(ERMN):​c.636G>C​(p.Glu212Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000285 in 1,613,980 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.000033 (0 hom., cov: 32)
  • Exomes 𝑓: 0.000028 (0 hom.)
• Consequence: ERMN NM_020711.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: -0.418
• Publications: 0 publications found

Genes affected

ERMN (HGNC:29208): (ermin) Predicted to enable actin filament binding activity. Involved in actin filament organization; regulation of cell projection organization; and regulation of cell shape. Located in cell cortex; internode region of axon; and paranode region of axon. [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 (MetaRNN=0.025733918).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020711.3. 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
	ERMN	NM_020711.3	MANE Select	c.636G>C	p.Glu212Asp	missense	Exon 3 of 3	NP_065762.1	Q8TAM6-1
	ERMN	NM_001009959.3		c.675G>C	p.Glu225Asp	missense	Exon 4 of 4	NP_001009959.1	Q8TAM6-2
	ERMN	NM_001304344.2		c.636G>C	p.Glu212Asp	missense	Exon 4 of 4	NP_001291273.1	Q8TAM6-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ERMN	ENST00000410096.6	TSL:1 MANE Select	c.636G>C	p.Glu212Asp	missense	Exon 3 of 3	ENSP00000387047.1	Q8TAM6-1
	ERMN	ENST00000397283.6	TSL:2	c.675G>C	p.Glu225Asp	missense	Exon 4 of 4	ENSP00000380453.2	Q8TAM6-2
	ERMN	ENST00000875547.1		c.636G>C	p.Glu212Asp	missense	Exon 4 of 4	ENSP00000545606.1

Frequencies

GnomAD3 genomes AF: 0.0000329 AC: 5 AN: 152014 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.0000242

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.000208

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.0000441

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000120 AC: 3 AN: 249138 AF XY: 0.0000148

Gnomad AFR exome AF: 0.00

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: 0.0000177

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000280 AC: 41 AN: 1461848 Hom.: 0 Cov.: 31 AF XY: 0.0000344 AC XY: 25 AN XY: 727226

African (AFR) AF: 0.00 AC: 0 AN: 33472

American (AMR) AF: 0.00 AC: 0 AN: 44718

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.00 AC: 0 AN: 39698

South Asian (SAS) AF: 0.0000348 AC: 3 AN: 86256

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53420

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 0.0000342 AC: 38 AN: 1111984

Other (OTH) AF: 0.00 AC: 0 AN: 60396

GnomAD4 genome AF: 0.0000329 AC: 5 AN: 152132 Hom.: 0 Cov.: 32 AF XY: 0.0000403 AC XY: 3 AN XY: 74386

African (AFR) AF: 0.0000241 AC: 1 AN: 41500

American (AMR) AF: 0.00 AC: 0 AN: 15272

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 5174

South Asian (SAS) AF: 0.000208 AC: 1 AN: 4814

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10588

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 294

European-Non Finnish (NFE) AF: 0.0000441 AC: 3 AN: 67998

Other (OTH) AF: 0.00 AC: 0 AN: 2110

Alfa AF: 0.0000847 Hom.: 0

Bravo AF: 0.0000378

TwinsUK AF: 0.000270 AC: 1

ALSPAC AF: 0.00 AC: 0

ESP6500AA AF: 0.00 AC: 0

ESP6500EA AF: 0.000121 AC: 1

ExAC AF: 0.0000165 AC: 2

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.092
BayesDel_addAF	Benign	-0.35	T
BayesDel_noAF	Benign	-0.65
CADD	Benign	1.2
DANN	Benign	0.92
DEOGEN2	Benign	0.045	T
Eigen	Benign	-1.3
Eigen_PC	Benign	-1.3
FATHMM_MKL	Benign	0.16	N
LIST_S2	Benign	0.58	T
M_CAP	Benign	0.0037	T
MetaRNN	Benign	0.026	T
MetaSVM	Benign	-1.1	T
MutationAssessor	Benign	1.7	L
PhyloP100		-0.42
PrimateAI	Benign	0.26	T
PROVEAN	Benign	-2.2	N
REVEL	Benign	0.022
Sift	Benign	0.10	T
Sift4G	Benign	0.47	T
Polyphen		0.023	B
Vest4		0.037
MutPred		0.17		Loss of methylation at K209 (P = 0.1096)
MVP		0.14
MPC		0.036
ClinPred		0.031	T
GERP RS		-5.6
Varity_R		0.070
gMVP		0.043
Mutation Taster		=98/2	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: rs368602677; hg19: chr2-158178002;