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GeneBe

1-89011923-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NM_018284.3(GBP3):​c.973G>A​(p.Ala325Thr) variant causes a missense change. The variant allele was found at a frequency of 0.0000465 in 1,462,278 control chromosomes in the GnomAD database, including 15 homozygotes. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 5 hom., cov: 26)
Exomes 𝑓: 0.000036 ( 10 hom. )

Consequence

GBP3
NM_018284.3 missense

Scores

2
8
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.16
Variant links:
Genes affected
GBP3 (HGNC:4184): (guanylate binding protein 3) This gene encodes a member of the guanylate-binding protein (GBP) family. GBPs specifically bind guanine nucleotides (GMP, GDP, and GTP) and contain two of the three consensus motifs found in typical GTP-binding proteins. The encoded protein interacts with a member of the germinal center kinase family. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jan 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High Homozygotes in GnomAd4 at 5 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GBP3NM_018284.3 linkuse as main transcriptc.973G>A p.Ala325Thr missense_variant 7/11 ENST00000370481.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GBP3ENST00000370481.9 linkuse as main transcriptc.973G>A p.Ala325Thr missense_variant 7/111 NM_018284.3 P1Q9H0R5-1

Frequencies

GnomAD3 genomes
AF:
0.0000430
AC:
6
AN:
139434
Hom.:
0
Cov.:
26
show subpopulations
Gnomad AFR
AF:
0.0000739
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000220
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000432
AC:
10
AN:
231622
Hom.:
2
AF XY:
0.0000401
AC XY:
5
AN XY:
124814
show subpopulations
Gnomad AFR exome
AF:
0.000124
Gnomad AMR exome
AF:
0.0000912
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000701
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000982
Gnomad OTH exome
AF:
0.000362
GnomAD4 exome
AF:
0.0000363
AC:
48
AN:
1322732
Hom.:
10
Cov.:
31
AF XY:
0.0000380
AC XY:
25
AN XY:
658558
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000141
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000137
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000905
Gnomad4 OTH exome
AF:
0.000399
GnomAD4 genome
AF:
0.000143
AC:
20
AN:
139546
Hom.:
5
Cov.:
26
AF XY:
0.0000147
AC XY:
1
AN XY:
68120
show subpopulations
Gnomad4 AFR
AF:
0.0000737
Gnomad4 AMR
AF:
0.000220
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00758
Alfa
AF:
0.0000843
Hom.:
0
ESP6500AA
AF:
0.000457
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000615
AC:
7

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 GeneticsMay 09, 2023The c.973G>A (p.A325T) alteration is located in exon 7 (coding exon 6) of the GBP3 gene. This alteration results from a G to A substitution at nucleotide position 973, causing the alanine (A) at amino acid position 325 to be replaced by a threonine (T). 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
0.24
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.36
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Benign
0.097
T
Eigen
Uncertain
0.58
Eigen_PC
Uncertain
0.41
FATHMM_MKL
Uncertain
0.86
D
LIST_S2
Uncertain
0.90
D
M_CAP
Benign
0.0043
T
MetaRNN
Uncertain
0.50
D
MetaSVM
Benign
-0.91
T
MutationAssessor
Pathogenic
3.9
H
MutationTaster
Benign
0.64
N
PrimateAI
Benign
0.40
T
PROVEAN
Uncertain
-3.9
D
REVEL
Benign
0.20
Sift
Uncertain
0.0060
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.45
MVP
0.45
MPC
0.21
ClinPred
0.82
D
GERP RS
3.8
Varity_R
0.56
gMVP
0.30

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.

Other links and lift over

dbSNP: rs148436635; hg19: chr1-89477606; API