dbSNP rs1325579938: NEXMIF:p.Asn1491Asn (chrX-74739483-A-G) – ACMG Classification: Likely_benign (-5 pts)

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_001008537.3(NEXMIF):c.4473T>C(p.Asn1491Asn) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000252 in 1,191,728 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0000092 ( 0 hom., 1 hem., cov: 21)

Exomes 𝑓: 0.0000018 ( 0 hom. 0 hem. )

Consequence

NEXMIF
NM_001008537.3 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.76

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 links:

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.61).

BP6

Variant X-74739483-A-G is Benign according to our data. Variant chrX-74739483-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 3671883.Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=1.76 with no splicing effect.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
NEXMIF	NM_001008537.3 link	c.4473T>C	p.Asn1491Asn	synonymous_variant	Exon 4 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.4473T>C	p.Asn1491Asn	synonymous_variant	Exon 4 of 4	1	NM_001008537.3	ENSP00000055682.5	Q5QGS0
NEXMIF	ENST00000616200.2 link	c.4473T>C	p.Asn1491Asn	synonymous_variant	Exon 4 of 5	1		ENSP00000480284.1	Q5QGS0
NEXMIF	ENST00000642681 link	c.*613T>C		3_prime_UTR_variant	Exon 3 of 3			ENSP00000495800.1	A0A2R8YEQ5

Frequencies

GnomAD3 genomes

AF:

0.00000917

AC:

AN:

109002

Hom.:

Cov.:

AF XY:

0.0000319

AC XY:

AN XY:

31338

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:

0.0000191

Gnomad OTH

AF:

0.00

GnomAD4 exome

AF:

0.00000185

AC:

AN:

1082726

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

349482

show subpopulations

Gnomad4 AFR exome

AF:

0.00

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.00

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.00000240

Gnomad4 OTH exome

AF:

0.00

GnomAD4 genome

AF:

0.00000917

AC:

AN:

109002

Hom.:

Cov.:

AF XY:

0.0000319

AC XY:

AN XY:

31338

show subpopulations

Gnomad4 AFR

AF:

0.00

Gnomad4 AMR

AF:

0.00

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.00

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.0000191

Gnomad4 OTH

AF:

0.00

Bravo

AF:

0.00000756

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not provided

Benign:1

Oct 24, 2024

Labcorp Genetics (formerly Invitae), Labcorp

Significance: Likely benign

Review Status: criteria provided, single submitter

Collection Method: clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.61

CADD

Benign

6.5

DANN

Benign

0.67

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over