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GeneBe

chr5-150004857-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_014983.3(HMGXB3):ā€‹c.5A>Gā€‹(p.Asp2Gly) variant causes a missense change. The variant allele was found at a frequency of 0.0000131 in 152,210 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 (ā˜…).

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 33)

Consequence

HMGXB3
NM_014983.3 missense

Scores

1
7
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.03
Variant links:
Genes affected
HMGXB3 (HGNC:28982): (HMG-box containing 3) This gene is one of the non-canonical high mobility group (HMG) genes. The encoded protein contains an HMG-box domain found in DNA binding proteins such as transcription factors and chromosomal proteins. [provided by RefSeq, Aug 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.18582037).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HMGXB3NM_014983.3 linkuse as main transcriptc.5A>G p.Asp2Gly missense_variant 2/20 ENST00000502717.6
HMGXB3NM_001366501.2 linkuse as main transcriptc.5A>G p.Asp2Gly missense_variant 2/19
HMGXB3XM_047416963.1 linkuse as main transcriptc.5A>G p.Asp2Gly missense_variant 2/12

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HMGXB3ENST00000502717.6 linkuse as main transcriptc.5A>G p.Asp2Gly missense_variant 2/201 NM_014983.3 P2
HMGXB3ENST00000613459.4 linkuse as main transcriptc.743A>G p.Asp248Gly missense_variant 3/215 A2
HMGXB3ENST00000503427.5 linkuse as main transcriptc.5A>G p.Asp2Gly missense_variant 2/215 A2

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152210
Hom.:
0
Cov.:
33
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD4 exome
Cov.:
29
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152210
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74356
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000189

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 GeneticsDec 09, 2023The c.5A>G (p.D2G) alteration is located in exon 2 (coding exon 1) of the HMGXB3 gene. This alteration results from a A to G substitution at nucleotide position 5, causing the aspartic acid (D) at amino acid position 2 to be replaced by a glycine (G). 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
0.18
BayesDel_addAF
Uncertain
0.014
T
BayesDel_noAF
Benign
-0.22
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Benign
0.0069
T;T;.
Eigen
Uncertain
0.31
Eigen_PC
Uncertain
0.41
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.93
D;D;D
M_CAP
Benign
0.0078
T
MetaRNN
Benign
0.19
T;T;T
MetaSVM
Benign
-0.90
T
MutationAssessor
Benign
0.81
L;.;.
MutationTaster
Benign
0.99
D;D
PrimateAI
Uncertain
0.62
T
Sift4G
Uncertain
0.016
D;D;D
Polyphen
0.94
P;.;.
Vest4
0.49
MutPred
0.29
Gain of catalytic residue at D248 (P = 0.047);.;.;
MVP
0.12
ClinPred
0.86
D
GERP RS
5.5
Varity_R
0.24
gMVP
0.48

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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.

Other links and lift over

dbSNP: rs1312619257; hg19: chr5-149384420; API