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GeneBe

3-38360349-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_005108.4(XYLB):c.151G>A(p.Gly51Ser) variant causes a missense change. The variant allele was found at a frequency of 0.000154 in 1,613,760 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000092 ( 0 hom., cov: 34)
Exomes 𝑓: 0.00016 ( 0 hom. )

Consequence

XYLB
NM_005108.4 missense

Scores

5
7
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.87
Variant links:
Genes affected
XYLB (HGNC:12839): (xylulokinase) The protein encoded by this gene shares 22% sequence identity with Hemophilus influenzae xylulokinase, and even higher identity to other gene products in C.elegans (45%) and yeast (31-35%), which are thought to belong to a family of enzymes that include fucokinase, gluconokinase, glycerokinase and xylulokinase. These proteins play important roles in energy metabolism. [provided by RefSeq, Aug 2009]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
XYLBNM_005108.4 linkuse as main transcriptc.151G>A p.Gly51Ser missense_variant 3/19 ENST00000207870.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
XYLBENST00000207870.8 linkuse as main transcriptc.151G>A p.Gly51Ser missense_variant 3/191 NM_005108.4 P1O75191-1
XYLBENST00000650590.1 linkuse as main transcriptc.151G>A p.Gly51Ser missense_variant 3/18
XYLBENST00000649234.1 linkuse as main transcriptc.151G>A p.Gly51Ser missense_variant, NMD_transcript_variant 3/20
XYLBENST00000424034.5 linkuse as main transcriptc.141-4850G>A intron_variant, NMD_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0000920
AC:
14
AN:
152190
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0000965
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:
0.000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000959
AC:
24
AN:
250376
Hom.:
0
AF XY:
0.0000665
AC XY:
9
AN XY:
135298
show subpopulations
Gnomad AFR exome
AF:
0.000185
Gnomad AMR exome
AF:
0.0000872
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000983
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000132
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000161
AC:
235
AN:
1461570
Hom.:
0
Cov.:
37
AF XY:
0.000147
AC XY:
107
AN XY:
727088
show subpopulations
Gnomad4 AFR exome
AF:
0.0000897
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000812
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000197
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000920
AC:
14
AN:
152190
Hom.:
0
Cov.:
34
AF XY:
0.0000807
AC XY:
6
AN XY:
74352
show subpopulations
Gnomad4 AFR
AF:
0.0000965
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:
0.000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000772
Hom.:
0
Bravo
AF:
0.000132
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000115
AC:
14
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.000164
EpiControl
AF:
0.000119

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 06, 2021The c.151G>A (p.G51S) alteration is located in exon 3 (coding exon 3) of the XYLB gene. This alteration results from a G to A substitution at nucleotide position 151, causing the glycine (G) at amino acid position 51 to be replaced by a serine (S). 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
Pathogenic
0.69
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.23
Cadd
Uncertain
25
Dann
Uncertain
1.0
DEOGEN2
Benign
0.29
T;.
Eigen
Uncertain
0.68
Eigen_PC
Uncertain
0.56
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.95
D;D
M_CAP
Benign
0.030
D
MetaRNN
Uncertain
0.72
D;D
MetaSVM
Benign
-0.38
T
MutationAssessor
Pathogenic
3.6
H;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Benign
0.45
T
PROVEAN
Pathogenic
-5.4
D;.
REVEL
Uncertain
0.38
Sift
Uncertain
0.0030
D;.
Sift4G
Pathogenic
0.0
D;.
Polyphen
0.97
D;.
Vest4
0.71
MVP
0.58
MPC
0.48
ClinPred
0.91
D
GERP RS
4.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.81
gMVP
0.71

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.20
Details are displayed if max score is > 0.2
DS_AL_spliceai
0.20
Position offset: -10

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.

Other links and lift over

dbSNP: rs149466325; hg19: chr3-38401840; COSMIC: COSV99264291; COSMIC: COSV99264291; API