Genetic Variant UAP1:p.Ser60Phe (chr1-162566247-C-T) – 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_001324116.5(UAP1):c.179C>T(p.Ser60Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,461,870 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: 0.0000014 ( 0 hom. )

Consequence

UAP1
NM_001324116.5 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.46

Publications

0 publications found

Variant links:

Genes affected

UAP1 (HGNC:12457): (UDP-N-acetylglucosamine pyrophosphorylase 1) Enables identical protein binding activity. Predicted to be involved in UDP-N-acetylglucosamine biosynthetic process. Located in cytosol; nucleoplasm; and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

UAP1 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=0.33010048).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
UAP1	NM_001324116.5 link	c.179C>T	p.Ser60Phe	missense_variant	Exon 2 of 11	ENST00000367925.6	NP_001311045.1	Q16222-1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
UAP1	ENST00000367925.6 link	c.179C>T	p.Ser60Phe	missense_variant	Exon 2 of 11	5	NM_001324116.5	ENSP00000356902.1		Q16222-1
UAP1	ENST00000367926.9 link	c.179C>T	p.Ser60Phe	missense_variant	Exon 2 of 10	1		ENSP00000356903.4		Q16222-2

Frequencies

GnomAD3 genomes

Cov.:

GnomAD4 exome

AF:

0.00000137

AC:

AN:

1461870

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

727236

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33480

American (AMR)

AF:

0.00

AC:

AN:

44722

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39694

South Asian (SAS)

AF:

0.0000116

AC:

AN:

86254

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

8.99e-7

AC:

AN:

1112002

Other (OTH)

AF:

0.00

AC:

AN:

60394

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

Significance: Uncertain significance

Submissions summary: Uncertain:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not specified

Uncertain:1

Jul 06, 2024

Ambry Genetics

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

The c.179C>T (p.S60F) alteration is located in exon 2 (coding exon 1) of the UAP1 gene. This alteration results from a C to T substitution at nucleotide position 179, causing the serine (S) at amino acid position 60 to be replaced by a phenylalanine (F). 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

0.11

BayesDel_addAF

Benign

0.0034

BayesDel_noAF

Benign

-0.23

CADD

Uncertain

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.34

T;.;T;.

Eigen

Uncertain

0.39

Eigen_PC

Uncertain

0.38

FATHMM_MKL

Benign

0.60

LIST_S2

Benign

0.84

T;T;.;T

M_CAP

Benign

0.0052

MetaRNN

Benign

0.33

T;T;T;T

MetaSVM

Benign

-1.0

MutationAssessor

Pathogenic

3.1

M;M;M;M

PhyloP100

2.5

PrimateAI

Benign

0.43

PROVEAN

Uncertain

-3.0

D;D;D;D

REVEL

Benign

0.16

Sift

Benign

0.048

D;T;D;D

Sift4G

Uncertain

0.028

D;D;D;D

Polyphen

0.92

.;P;.;.

Vest4

0.54

MutPred

0.61

Loss of disorder (P = 0.0083);Loss of disorder (P = 0.0083);Loss of disorder (P = 0.0083);Loss of disorder (P = 0.0083);

MVP

0.13

MPC

0.80

ClinPred

0.98

GERP RS

5.3

PromoterAI

-0.013

Neutral

(source)

Varity_R

0.21

gMVP

0.45

Mutation Taster

=70/30

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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1-162566247-C-T

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