dbSNP rs61742545: NEXMIF:p.Thr791Thr (chrX-74742184-T-C) – ACMG Classification: Benign (-11 pts)

Variant summary

Our verdict is Benign. The variant received -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_001008537.3(NEXMIF):c.2373A>G(p.Thr791Thr) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000107 in 1,209,843 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 3 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★). Synonymous variant affecting the same amino acid position (i.e. T791T) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000089 ( 0 hom., 0 hem., cov: 23)

Exomes 𝑓: 0.000011 ( 0 hom. 3 hem. )

Consequence

NEXMIF
NM_001008537.3 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.48

Publications

0 publications found

Variant links:

Genes affected

NEXMIF (HGNC:29433): (neurite extension and migration factor) An inversion on the X chromosome which disrupts this gene and a G-protein coupled purinergic receptor gene located in the pseudoautosomal region of the X chromosome has been linked to X linked cognitive disability.[provided by RefSeq, Mar 2009]

NEXMIF Gene-Disease associations (from GenCC):

X-linked complex neurodevelopmental disorder
Inheritance: XL Classification: DEFINITIVE Submitted by: ClinGen
X-linked intellectual disability, Cantagrel type
Inheritance: XL Classification: STRONG, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae)
myoclonic-astatic epilepsy
Inheritance: Unknown Classification: SUPPORTIVE Submitted by: Orphanet

NEXMIF links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -11 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.5).

BP6

Variant X-74742184-T-C is Benign according to our data. Variant chrX-74742184-T-C is described in ClinVar as Likely_benign. ClinVar VariationId is 871566.Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=1.48 with no splicing effect.

BS2

High Hemizygotes in GnomAdExome4 at 3 Unknown,XL gene

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
NEXMIF	NM_001008537.3 link	c.2373A>G	p.Thr791Thr	synonymous_variant	Exon 3 of 4	ENST00000055682.12	NP_001008537.1	Q5QGS0

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	UniProt
NEXMIF	ENST00000055682.12 link	c.2373A>G	p.Thr791Thr	synonymous_variant	Exon 3 of 4	1	NM_001008537.3	ENSP00000055682.5	Q5QGS0
NEXMIF	ENST00000616200.2 link	c.2373A>G	p.Thr791Thr	synonymous_variant	Exon 3 of 5	1		ENSP00000480284.1	Q5QGS0
NEXMIF	ENST00000642681.2 link	c.2373A>G	p.Thr791Thr	synonymous_variant	Exon 3 of 3			ENSP00000495800.1	A0A2R8YEQ5

Frequencies

GnomAD3 genomes

AF:

0.00000894

AC:

AN:

111836

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

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:

0.0000188

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000218

AC:

AN:

183181

AF XY:

0.0000295

show subpopulations

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:

0.0000489

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000109

AC:

AN:

1098007

Hom.:

Cov.:

AF XY:

0.00000826

AC XY:

AN XY:

363387

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

26400

American (AMR)

AF:

0.00

AC:

AN:

35203

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

19384

East Asian (EAS)

AF:

0.00

AC:

AN:

30203

South Asian (SAS)

AF:

0.0000185

AC:

AN:

54141

European-Finnish (FIN)

AF:

0.00

AC:

AN:

40488

Middle Eastern (MID)

AF:

0.000484

AC:

AN:

4135

European-Non Finnish (NFE)

AF:

0.0000107

AC:

AN:

841959

Other (OTH)

AF:

0.00

AC:

AN:

46094

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

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.00000894

AC:

AN:

111836

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

33998

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

30799

American (AMR)

AF:

0.00

AC:

AN:

10506

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

2647

East Asian (EAS)

AF:

0.00

AC:

AN:

3557

South Asian (SAS)

AF:

0.00

AC:

AN:

2671

European-Finnish (FIN)

AF:

0.00

AC:

AN:

6071

Middle Eastern (MID)

AF:

0.00

AC:

AN:

240

European-Non Finnish (NFE)

AF:

0.0000188

AC:

AN:

53156

Other (OTH)

AF:

0.00

AC:

AN:

1506

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.575

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.0000264

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not provided

Benign:1

Dec 01, 2023

CeGaT Center for Human Genetics Tuebingen

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

NEXMIF: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.50

CADD

Benign

4.2

(source)

DANN

Benign

0.66

PhyloP100

1.5

Mutation Taster

=100/0

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over