Genetic Variant NM_000399.5:c.74T>C (chr10-62815956-A-G) – ACMG Classification: Uncertain_significance (1 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4

The NM_000399.5(EGR2):c.74T>C(p.Ile25Thr) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,461,886 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. I25N) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)

Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

EGR2
NM_000399.5 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 8.21

Publications

0 publications found

Variant links:

Genes affected

EGR2 (HGNC:3239): (early growth response 2) The protein encoded by this gene is a transcription factor with three tandem C2H2-type zinc fingers. Defects in this gene are associated with Charcot-Marie-Tooth disease type 1D (CMT1D), Charcot-Marie-Tooth disease type 4E (CMT4E), and with Dejerine-Sottas syndrome (DSS). Multiple transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Oct 2008]

EGR2 Gene-Disease associations (from GenCC):

Charcot-Marie-Tooth disease type 4E
Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE, LIMITED Submitted by: G2P, Labcorp Genetics (formerly Invitae), Ambry Genetics, Orphanet
Charcot-Marie-Tooth disease
Inheritance: SD Classification: DEFINITIVE Submitted by: ClinGen
Charcot-Marie-Tooth disease type 1D
Inheritance: AD Classification: STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, Orphanet
Charcot-Marie-Tooth disease type 3
Inheritance: SD, AD Classification: MODERATE, SUPPORTIVE Submitted by: Ambry Genetics, Orphanet

EGR2 links:

ENSG00000289487 (HGNC:):

ENSG00000289487 links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.344939).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_000399.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
EGR2	NM_000399.5	MANE Select	c.74T>C	p.Ile25Thr	missense	Exon 1 of 2	NP_000390.2
EGR2	NM_001410931.1		c.113T>C	p.Ile38Thr	missense	Exon 2 of 3	NP_001397860.1	A0A8I5KYI5
EGR2	NM_001136177.3		c.74T>C	p.Ile25Thr	missense	Exon 2 of 3	NP_001129649.1	P11161-1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
EGR2	ENST00000242480.4	TSL:1 MANE Select	c.74T>C	p.Ile25Thr	missense	Exon 1 of 2	ENSP00000242480.3	P11161-1
EGR2	ENST00000439032.6	TSL:1	n.74T>C		non_coding_transcript_exon	Exon 1 of 2	ENSP00000509775.1	A0A8I5KVU0
EGR2	ENST00000691610.1		c.113T>C	p.Ile38Thr	missense	Exon 2 of 3	ENSP00000509830.1	A0A8I5KYI5

Frequencies

GnomAD3 genomes

Cov.:

GnomAD4 exome

AF:

0.00000137

AC:

AN:

1461886

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

727244

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33480

American (AMR)

AF:

0.00

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.00

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.0000187

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1112008

Other (OTH)

AF:

0.0000166

AC:

AN:

60392

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.475

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

Cov.:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

Charcot-Marie-Tooth disease, type I (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

0.80

BayesDel_addAF

Benign

-0.13

BayesDel_noAF

Benign

-0.42

CADD

Uncertain

(source)

DANN

Uncertain

0.99

DEOGEN2

Uncertain

0.49

Eigen

Benign

0.12

Eigen_PC

Uncertain

0.28

FATHMM_MKL

Benign

0.010

LIST_S2

Benign

0.75

M_CAP

Benign

0.0097

MetaRNN

Benign

0.34

MetaSVM

Benign

-1.1

MutationAssessor

Benign

1.3

PhyloP100

8.2

PrimateAI

Uncertain

0.72

PROVEAN

Benign

-0.22

REVEL

Benign

0.14

Sift

Uncertain

0.0020

Sift4G

Benign

0.28

Polyphen

0.079

Vest4

0.35

MutPred

0.48

Loss of catalytic residue at I25 (P = 0.0018)

MVP

0.29

MPC

1.4

ClinPred

0.93

GERP RS

5.1

PromoterAI

-0.060

Neutral

(source)

Varity_R

0.20

gMVP

0.40

Mutation Taster

=56/44

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