Genetic Variant NTF3:p.Gln64Pro (chr12-5494366-A-C) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001102654.2(NTF3):c.191A>C(p.Gln64Pro) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,876 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 (★).

Frequency

Genomes: not found (cov: 32)

Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

NTF3
NM_001102654.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.60

Publications

0 publications found

Variant links:

Genes affected

NTF3 (HGNC:8023): (neurotrophin 3) The protein encoded by this gene is a member of the neurotrophin family, that controls survival and differentiation of mammalian neurons. This protein is closely related to both nerve growth factor and brain-derived neurotrophic factor. It may be involved in the maintenance of the adult nervous system, and may affect development of neurons in the embryo when it is expressed in human placenta. NTF3-deficient mice generated by gene targeting display severe movement defects of the limbs. The mature peptide of this protein is identical in all mammals examined including human, pig, rat and mouse. [provided by RefSeq, Jul 2008]

NTF3 links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.23553434).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
NTF3	NM_001102654.2 link	c.191A>C	p.Gln64Pro	missense_variant	Exon 2 of 2	ENST00000423158.4	NP_001096124.1	P20783-2
NTF3	NM_002527.5 link	c.152A>C	p.Gln51Pro	missense_variant	Exon 1 of 1		NP_002518.1	P20783-1
NTF3	XM_011520963.3 link	c.152A>C	p.Gln51Pro	missense_variant	Exon 2 of 2		XP_011519265.1	P20783-1
NTF3	XM_047428901.1 link	c.152A>C	p.Gln51Pro	missense_variant	Exon 2 of 2		XP_047284857.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	UniProt
NTF3	ENST00000423158.4 link	c.191A>C	p.Gln64Pro	missense_variant	Exon 2 of 2	1	NM_001102654.2	ENSP00000397297.2	P20783-2
NTF3	ENST00000331010.7 link	c.152A>C	p.Gln51Pro	missense_variant	Exon 1 of 1	6		ENSP00000328738.6	P20783-1
NTF3	ENST00000543548.1 link	n.381A>C		non_coding_transcript_exon_variant	Exon 2 of 2	3
NTF3	ENST00000535299.5 link	n.232-12199A>C		intron_variant	Intron 1 of 4	5

Frequencies

GnomAD3 genomes

Cov.:

GnomAD4 exome

AF:

6.84e-7

AC:

AN:

1461876

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

727242

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:

0.00

AC:

AN:

53402

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

8.99e-7

AC:

AN:

1112012

Other (OTH)

AF:

0.00

AC:

AN:

60396

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.525

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

Cov.:

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not specified

Uncertain:1

Apr 04, 2024

Ambry Genetics

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

The c.152A>C (p.Q51P) alteration is located in exon 1 (coding exon 1) of the NTF3 gene. This alteration results from a A to C substitution at nucleotide position 152, causing the glutamine (Q) at amino acid position 51 to be replaced by a proline (P). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.12

BayesDel_addAF

Pathogenic

0.17

BayesDel_noAF

Uncertain

0.0

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Uncertain

0.50

.;D

Eigen

Uncertain

0.65

Eigen_PC

Uncertain

0.61

FATHMM_MKL

Pathogenic

0.99

LIST_S2

Uncertain

0.92

D;D

M_CAP

Benign

0.016

MetaRNN

Benign

0.24

T;T

MetaSVM

Benign

-0.57

MutationAssessor

Uncertain

2.3

.;M

PhyloP100

4.6

PrimateAI

Uncertain

0.59

PROVEAN

Benign

-1.7

N;N

REVEL

Benign

0.23

Sift

Benign

0.045

D;D

Sift4G

Benign

0.17

T;T

Polyphen

0.99

.;D

Vest4

0.30

MutPred

0.34

.;Loss of stability (P = 0.0119);

MVP

0.44

MPC

2.0

ClinPred

0.91

GERP RS

4.8

PromoterAI

-0.032

Neutral

(source)

Varity_R

0.54

gMVP

0.64

Mutation Taster

=36/64

disease causing

(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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12-5494366-A-C

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